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UK Upland Waters Monitoring Network

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Afon Gwy Bibliography

picture of Afon Gwy (c) Ewan Shilland

The Afon Gwy falls within the Plynlimon experimental catchment area and has been extensively studied. See Robinson, Rodda & Sutcliffe (2012) for an overview of monitoring and Kirby et al. (1999) for a full list of older references.

Oosthoek, S. (6-1-2016) Global browning: Why the world's fresh water is getting murkier. New Scientist (3055), 34-35. Reed Business Information, London.

Shilland, E. M., Monteith, D. T., Millidine, K. & Malcolm, I. A. (2016) The United Kingdom Upland Waters Monitoring Network Data Report for 2014-2015 (year 27). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-290. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Shilland, E. M., Monteith, D. T., Millidine, K., Malcolm, I. A. & Norris, D. A. (2016) UK Upland Waters Monitoring Network (UKUWMN) - Contract 22 01 249 Llyn Llagi, Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2015 - March 2016. Report to the Welsh Government and Natural Resources Wales. 1-76. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Battarbee, R. W. (2015) Remote lakes: pristine or polluted. UK and Ireland Lakes Network annual conference, Abergavenny. 4th March 2015.

Battarbee, R. W. (2015) Forestry, 'acid rain', and the acidification of lakes. In: Nature's Conscience: the life and legacy of Derek Ratcliffe, 385-400, Langford Press, Peterborough.

Evans, C. D. (2015) UK and international freshwater monitoring. Swedish Agricultural University, Uppsala. 11th May 2015, Invited keynote. Meeting to mark 50 years of freshwater monitoring in Sweden, attended by the King and Crown Princess.

Evans, C. D., Monteith, D. T., Shilland, E. M., Battarbee, R. W., Patrick, S. T. & Malcolm, I. A. (2015) 35 years of upland water quality monitoring in the UK: Foreseen events, unforeseen events, non-events and extreme events. 9th International Conference on Acid Deposition, Rochester, New York. October 19-23, 2015.

Laize, C. L. R. & Bruna Meredith, C. (2015) Water temperatures for the period 1984 to 2007 at 35 sites on 21 UK rivers. NERC Environmental Information Data Centre.

Monteith, D. T., Battarbee, R. W., Hildrew, A. G., Malcolm, I. A., Shilland, E. M., Evans, C. D. & Kernan, M. (2015) Hindered, stubborn or confused? Explaining the patchiness of biological responses to the declining acidity of surface waters. 9th International Conference on Acid Deposition, Rochester, New York. October 19-23, 2015.

Monteith, D. T., Henrys, P. A., Evans, C. D., Malcolm, I. A., Shilland, E. M. & Pereira, M. G. (2015) Spatial controls on dissolved organic carbon in upland waters inferred from a simple statistical model. Biogeochemistry 1-15.

Oulehle, F., Cosby, B. J., Austnes, K., Evans, C. D., Hru+íka, J., Kop+í-ìek, J., Moldan, F. & Wright, R. F. (2015) Modelling inorganic nitrogen in runoff: Seasonal dynamics at four European catchments as simulated by the MAGIC model. Science of the Total Environment, 536, 1019-1028.

Pearce-Higgins, J. W., BREWER, M. J., Elston, D. A., Martay, B., Powney, G. D., Isaac, N. J. B., Monteith, D. T., Henrys, P. A., Vaughan, I. P., Ormerod, S. J., Green, S., Edwards, F. K., Johnston, A., Bell, J. R., Harrington, R., Brereton, T. M., Barlow, K. E., Battarbee, R. W. & Shilland, E. M. (2015) BICCO-Net II. Final report to the Biological Impacts of Climate Change Observation Network (BICCO-Net) Steering Group. 1-69. Defra, London.

Shilland, E. M., Monteith, D. T., Millidine, K., Malcolm, I. A. & Norris, D. A. (2015) UK Upland Waters Monitoring Network (UKUWMN) - Contract 22 01 249 Llyn Llagi, Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2014 - March 2015. Report to the Welsh Government and Natural Resources Wales. 1-71. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Shilland, E. M., Woolway, R. I., Monteith, D. T., Rose, N. L., Yang, H., Malcolm, I. A., Millidine, K. J., Hildrew, A. G., Evans, C. D., Sime, I., Hatton-Ellis, T., Kernan, M., Patrick, S. T., Turner, S. D. & Battarbee, R. W. (2015) Tracking the impact of climate change on UK surface waters recovering from acidification. Poster. 9th International Conference on Acid Deposition, Rochester, New York. October 19-23, 2015.

Winterbottom, J. H. & Orton, S. E. (2015) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty Seventh Year: 2014. Summary of species identification and abundance. 1-13. School of Biological Sciences, Queen Mary University of London, London.

Battarbee, R. W. (2014) The UK Upland Waters Monitoring Network: from acid rain to climate change. Scottish Freshwater Group, Stirling, March 27th, 2014.

Battarbee, R. W. (2014) Upland waters in the UK: from acid rain to climate change. Seminar, University of St Andrews, March 26th 2014.

Battarbee, R. W. (2014) SWAP: the aftermath. University of Bergen, April 25th 2014.

Battarbee, R. W., Shilland, E. M., Kernan, M., Monteith, D. T. & Curtis, C. J. (2014) Recovery of acidified surface waters from acidification in the United Kingdom after twenty years of chemical and biological monitoring (1988-2008). Ecological Indicators, 37, Part B, 267-273.

Curtis, C. J. & Simpson, G. L. (2014) Trends in bulk deposition of acidity in the UK, 1988-2007, assessed using additive models. Ecological Indicators, 37, Part B, 274-286.

Curtis, C. J., Battarbee, R. W., Monteith, D. T. & Shilland, E. M. (2014) The future of upland water ecosystems of the UK in the 21st century: A synthesis. Ecological Indicators, 37, Part B, 412-430.

Escudero-Onate, C. (2014) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 1428:pH, Conductivity, Alkalinity, NO3-N, Cl, SO4,Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni and Zn. 1-88. NIVA, Oslo, Norway.

Fjellheim, A., Johannessen, A. & Svanevik Landes, T. (2014) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Biological intercalibration: Invertebrates 1713. ICP Waters Report 118/2014, 1-25. NIVA, Oslo, Norway.

Gray, C., Woodward, G. & Ma, A. (2014) Conserved substructure in a large collection of freshwater food webs as they recover from acidification. Poster. Joint British Ecological Society and Société d'Ecologie Annual Meeting. 11th December 2014, Lille, France.

Helliwell, R. C., Aherne, J., MacDougall, G., Nisbet, T. R., Lawson, D., Cosby, B. J. & Evans, C. D. (2014) Past acidification and recovery of surface waters, soils and ecology in the United Kingdom: Prospects for the future under current deposition and land use protocols. Ecological Indicators, 37, Part B, 381-395.

Malcolm, I. A., Bacon, P. J., Middlemas, S. J., Fryer, R. J., Shilland, E. M. & Collen, P. (2014) Relationships between hydrochemistry and the presence of juvenile brown trout (Salmo trutta) in headwater streams recovering from acidification. Ecological Indicators, 37, Part B, 351-364.

Monteith, D. T., Evans, C. D., Henrys, P. A., Simpson, G. L. & Malcolm, I. A. (2014) Trends in the hydrochemistry of acid-sensitive surface waters in the UK 1988GÇô2008. Ecological Indicators, 37, Part B, 287-303.

Monteith, D. T., Shilland, E. M., Battarbee, R. W., Evans, C. D., Hildrew, A. G. & Malcolm, I. A. (2014) Recovery of water chemistry and biology in the UK: latest status and emerging issues. Proceedings of the 26th Meeting of the ICP Waters Task Force in Grimstad, Norway October 8-10 2014.

Murphy, J. F., Winterbottom, J. H., Orton, S., Simpson, G. L., Shilland, E. M. & Hildrew, A. G. (2014) Evidence of recovery from acidification in the macroinvertebrate assemblages of UK fresh waters: A 20-year time series. Ecological Indicators, 37, Part B, 330-340.

Rowe, E. C., Tipping, E., Posch, M., Oulehle, F., Cooper, D. M., Jones, T. G., Burden, A., Hall, J. & Evans, C. D. (2014) Predicting nitrogen and acidity effects on long-term dynamics of dissolved organic matter. Environmental Pollution, 184, 271-282.

Shilland, E. M., Monteith, D. T., Millidine, K. & Malcolm, I. A. (2014) The United Kingdom Upland Waters Monitoring Network Data Report for 2012-2013 (year 25). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-259. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Shilland, E. M., Monteith, D. T., Millidine, K. & Malcolm, I. A. (2014) The United Kingdom Upland Waters Monitoring Network Data Report for 2013-2014 (year 26). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-282. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Shilland, E. M., Irvine, L., Millidine, K. & Malcolm, I. A. (2014) UK Upland Waters Monitoring Network (UKUWMN) - Contract 22 01 249 Llyn Llagi, Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2013 - March 2014. Report to the Welsh Government and Natural Resources Wales. 1-64. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Winterbottom, J. H. & Orton, S. E. (2014) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty Seventh Year: 2014. Summary of species identification and abundance. 1-10. School of Biological Sciences, Queen Mary University of London, London.

Escudero-Onate, C. (2013) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 1327:pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni and Zn. 1-93. NIVA, Oslo, Norway.

Palmer, S. M., Clark, J. M., Chapman, P. J., van der Heijden, G. M. F. & Bottrell, S. H. (2013) Effects of acid sulphate on DOC release in mineral soils: the influence of SO42- retention and Al release. European Journal of Soil Science, 64, 537-544.

Shilland, E. M., Irvine, L. & Malcolm, I. A. (2013) UK Acid Waters Monitoring Network (UKAWMN) - Contract 22 01 249 Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2012 - March 2013. Report to the Welsh Government, Countryside Council for Wales and Environment Agency, Wales. 1-82. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Shilland, E. M. (2013) 25 Years of the Acid Waters Monitoring Network in Wales. Marine and Freshwater Evidence Workshop, Countryside Council for Wales HQ, Bangor. February 20th 2013.

Shilland, E. M., Irvine, L., Malcolm, I. A. & Salgado, J. (2013) The United Kingdom Acid Waters Monitoring Network Data Report for 2011-2012 (year 24). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-250. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Velle, G., Telford, R. J., Curtis, C. J., Eriksson, L., Fjellheim, A., Frolova, M., Fölster, J., Grudule, N., Halvorsen, G. A., Hildrew, A., Hoffmann, A., Indriksone, I., Kamasová, L., Kopácek, J., Orton, S., Krám, P., Monteith, D. T., Senoo, T., Shilland, E. M., Stuchlík, E., Wiklund, M. L., de Wit, H. & Skjelkvåle, B. L. (2013) Biodiversity in freshwaters: temporal trends and response to water chemistry. ICP Waters Report 114/2013, 1-66. NIVA, Norway.

Winterbottom, J. H. & Orton, S. E. (2013) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty Sixth Year: 2013. Summary of species identification and abundance. 1-13. School of Biological Sciences, Queen Mary University of London, London.

Allott, T. E. H., Evans, M., Rothwell, J., Evans, C. D., Monteith, D. T., Crouch, T., Walker, J., Shilland, E. M. & Battarbee, R. W. (9-5-2012) Peatlands and water quality: degradation, restoration and the Water Framework Directive. Reducing the cost of the Water Framework Directive through Payments for Water Services. Valuing Nature Network Meeting. Leeds. 9th May 2012.

Battarbee, R. W., Evans, C. D., Shilland, E. M. & Monteith, D. T. (2012) An Upland Waters Monitoring Network for the UK. Tracking changes in water quality and biodiversity in upland streams and lakes across the UK. Joint British Ecological Society and IUCN UK Peatland Programme Symposium 2012. Investing in Peatlands - Demonstrating Success. Poster. Bangor University. 26-28th June 2012.

Battarbee, R. W. & Shilland, E. M. (2012) Acid Waters Monitoring Network (AWMN) to Upland Waters Monitoring Network (UWMN): tracking water quality and biodiversity in the Uplands. Joint EA/NE/CCW Lakes Workshop, Birmingham. Dec 4th 2012.

Battarbee, R. W. (2012) Acid Rain and acid lakes: an update. Cirencester Science and Technology Society, Royal Agricultural Society, Cirencester, June 13th 2012.

Battarbee, R. W. & Shilland, E. M. (2012) Acid Waters Monitoring Network to Upland Waters Monitoring Network: tracking water quality and biodiversity in the Uplands. Plenary 2. The FBA Annual Scientific Meeting 2012. Glasgow. 11th July 2012.

Battarbee, R. W. (2012) Upland waters in the UK - plans for the future. West Midlands and North West England Freshwater Group, Bolton. 20th April 2012.

Battarbee, R. W. & Shilland, E. M. (2012) The Acid Waters Monitoring Network. Defra BICCO-Net Start-up Meeting, Thetford. November 14th 2012.

Battarbee, R. W. (2012) Lake sediments and the Anthropocene. Chinese Academy of Sciences, Lanzhou. October 25th 2012.

Battarbee, R. W. (2012) Lake sediments and the Anthropocene. University of Iceland, Reykjavik. November 9th 2012.

Battarbee, R. W. (2012) Lake sediments and the Anthropocene. Chinese Academy of Sciences, Nanjing. October 17th 2012.

Battarbee, R. W. (2012) Lake sediments and the Anthropocene. Chinese Academy of Sciences, Beijing. October 22nd 2012.

Clark, J. M., Heinemeyer, A., Martin, P. & Bottrell, S. H. (2012) Processes controlling DOC in pore water during simulated drought cycles in six different UK peats. Biogeochemistry, 109, 253-270.

Curtis, C. J., Heaton, T. H., Simpson, G. L., Evans, C. D., Shilland, J. & Turner, S. D. (2012) Dominance of biologically produced nitrate in upland waters of Great Britain indicated by stable isotopes. Biogeochemistry, 111, 535-554.

Dahl, I. (2012) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 1226:pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni and Zn. 1-92. NIVA, Oslo, Norway.

Duncan, W., Colvill, D. & Malcolm, I. A. (2012) UKTAG Acidification Environmental Standards. Report FTT017, 1-13. Water Framework Directive - United Kingdom Advisory Group (WFD-UKTAG).

Evans, C. D., Curtis, C. J., Monteith, D. T. & Reynolds, B. (2012) An Assessment of the Draft Forestry-Acidification Guide. Report to the Environment Agency. 1-18. Centre for Ecology and Hydrology, Bangor.

Evans, C. D., Jones, T. G., Burden, A., Ostle, N., Zielinski, P., Cooper, M. D. A., Peacock, M., Clark, J. M., Oulehle, F., Cooper, D. & Freeman, C. (2012) Acidity controls on dissolved organic carbon mobility in organic soils. Global Change Biology, 18, 3317-3331.

Hughes, S., Reynolds, B., Norris, D. A., Brittain, S. A., Dere, A. L., Woods, C., Armstrong, L. K., Harman, S. A. & Wickham, H. D. (2012) Recovery of sulfate saturated soils in the Plynlimon catchments, mid-Wales following reductions in atmospheric S inputs from the 1980s to 2011. Journal of Environmental Monitoring, 14, 1531-1541.

Kernan, M., Simpson, G. L., Battarbee, R. W., Curtis, C. J. & Shilland, E. M. (2012) Biological Recovery Trajectories in acidified lakes and streams in the UK, 1988-2009. Waterbodies in Europe: Integrative Systems to assess Ecological status and Recovery (WISER) final conference. Tallinn, Estonia. 25-26 January 2012.

Laudon, H., Buttle, J., Carey, S. K., McDonnell, J., McGuire, K., Seibert, J., Shanley, J., Soulsby, C. & Tetzlaff, D. (2012) Cross-regional prediction of long-term trajectory of stream water DOC response to climate change. Geophysical Research Letters, 39, n/a.

Layer, K., Hildrew, A. G. & Woodward, G. (2012) Grazing and detritivory in 20 stream food webs across a broad pH gradient. Oecologia 1-13.

Malcolm, I. A., Bacon, P., Middlemas, S., Fryer, R., Shilland, E. M. & Monteith, D. T. (2012) Relationships Between Hydrochemistry And The Presence Of Brown Trout (Salmo Trutta) In Headwater Streams Recovering From Acidification. 6th World Fisheries Congress: Sustainable Fisheries in a Changing World. Edinburgh, Scotland. 7th-11th May 2012.

Riede, J. O. (2012) Topology and stability of complex food webs. 1-153. PhD thesis. Georg-August-University Göttingen.

Robinson, M., Rodda, J. C. & Sutcliffe, J. V. (2012) Long-term environmental monitoring in the UK: origins and achievements of the Plynlimon catchment study. Transactions of the Institute of British Geographers no.

RoTAP. (2012) Review of Transboundary Air Pollution: Acidification, Eutrophication,Ground Level Ozone and Heavy Metals in the UK. Contract Report to the Department for Environment, Food and Rural Affairs. 1-292. Centre for Ecology & Hydrology, Penicuik.

Shilland, E. M., Irvine, L. & Malcolm, I. A. (2012) UK Acid Waters Monitoring Network (UKAWMN) - Contract 22 01 249 Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2011 - March 2012. Report to the Welsh Government, Countryside Council for Wales and Environment Agency, Wales. 1-104. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Shilland, E. M., Irvine, L., Malcolm, I. A., Marazzi, L., Panizzo, V. N. & Salgado, J. (2012) The United Kingdom Acid Waters Monitoring Network Data Report for 2010-2011 (year 23). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-239. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

van den Berg, L. J. L., Shotbolt, L. & Ashmore, M. R. (2012) Dissolved organic carbon (DOC) concentrations in UK soils and the influence of soil, vegetation type and seasonality. Science of the Total Environment, 427GÇô428, 269-276.

Winterbottom, J. H. & Orton, S. E. (2012) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty Fifth Year: 2012. Summary of species identification and abundance. 1-12. School of Biological Sciences, Queen Mary University of London, London.

Clark, J. M., van der Heijden, G. M. F., Palmer, S. M., Chapman, P. J. & Bottrell, S. H. (2011) Variation in the sensitivity of DOC release between different organic soils following H2SO4 and sea-salt additions. European Journal of Soil Science, 62, 267-284.

Curtis, C., Heaton, T., Simpson, G., Evans, C., Shilland, J. & Turner, S. (2011) Dominance of biologically produced nitrate in upland waters of Great Britain indicated by stable isotopes. Biogeochemistry 1-20.

Dahl, I. & Hagebo, E. (2011) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 1125:pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni and Zn. 1-77. NIVA, Oslo, Norway.

Evans, C. D., Monteith, D. T., Fowler, D., Cape, J. N. & Brayshaw, S. (2011) Hydrochloric Acid: An Overlooked Driver of Environmental Change. Environmental Science & Technology, 45, 1887-1894.

Evans, C. D., Monteith, D. T., Simpson, G. L., Shilland, E. M., Curtis, C. J., Battarbee, R. W., Patrick, S. T., Reynolds, B. & Helliwell, R. C. (2011) The UK Acid Waters Monitoring Network: (20 years of research in 20 minutes…). 19th ICP Integrated Monitoring Task Force Meeting. Rome, Italy. 4-6th May 2011.

Fjellheim, A., Johannessen, A. & Svanevik Landes, T. (2011) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Biological intercalibration: Invertebrates 1511. 1-27. NIVA, Oslo, Norway.

Friberg, N., Bonada, N., Bradley, D. C., Dunbar, M. J., Edwards, F. K., Grey, J., Hayes, R. B., Hildrew, A. G., Lamouroux, N., Trimmer, M. & Woodward, G. (2011) Biomonitoring of Human Impacts in Freshwater Ecosystems: The Good, the Bad and the Ugly. Advances in Ecological Research 1-68.

Kernan, M., Battarbee, R. W., Curtis, C. J., Evans, C. D., Monteith, D. T., Shilland, E. M. & Simpson, G. L. (2011) Recovery of acidified lakes and streams in the UK, 1988-2009. 8th International Conference on Acid Deposition. Acid Rain 2011. Beijing, China. 15th-18th June 2011.

Neal, C., Rowland, P., Neal, M., Jarvie, H. P., Lawlor, A., Sleep, D. & Scholefield, P. (2011) Aluminium in UK rivers: a need for integrated research related to kinetic factors, colloidal transport, carbon and habitat. Journal of Environmental Monitoring, 13, 2153-2164.

Rowland, A. P., Neal, C., Reynolds, B., Jarvie, H. P., Sleep, D., Lawlor, A. J. & Neal, M. (2011) The biogeochemistry of arsenic in a remote UK upland site: trends in rainfall and runoff, and comparisons with urban rivers. J.Environ.Monit., 13, 1255-1263.

Shilland, E. M., Irvine, L. & Malcolm, I. A. (2011) The United Kingdom Acid Waters Monitoring Network Data Report for 2009-2010 (year 22). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-237. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Shilland, E. M., Irvine, L. & Malcolm, I. A. (2011) UK Acid Waters Monitoring Network (UKAWMN) - Contract 22 01 249 Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2010 - March 2011. Report to the Welsh Assembly Government, Countryside Council for Wales and Environment Agency, Wales. 1-94. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Smith, P., Ashmore, M., Black, H., Burgess, P., Evans, C. D., Hails, R., Potts, S., Quine, T. & Thomson, A. (2011) Regulating services. In: The UK National Ecosystem Assessment Technical Report., 1-61, UNEP-WCMC, Cambridge.

Tipping, E. & Carter, H. T. (2011) Aluminium speciation in streams and lakes of the UK Acid Waters Monitoring Network, modelled with WHAM. Science of the Total Environment, 409, 1550-1558.

Winterbottom, J. H. & Orton, S. E. (2011) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty Fourth Year: 2011. Summary of species identification and abundance. 1-12. School of Biological Sciences, Queen Mary University of London, London.

Battarbee, R. W., Shilland, E. M. & Monteith, D. T. (2010) Tracking the biodiversity response of upland waters to environmental change: the value of the UK Acid Waters Monitoring Network. Presentation. Beyond 2010: strategies for understanding and responding to long-term trends in UK biodiversity. Natural History Museum, London, UK. 16-17 November 2010.

Battarbee, R. W. (2010) Are our acidified upland waters recovering? Freshwater Biological Association News (No. 52. Winter 2010), 4-5. The Freshwater Biological Association, Ambleside.

Battarbee, R. W., Kernan, M., Monteith, D. T. & Curtis, C. J. (2010) Summary and Recommendations. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 279-293, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Curtis, C. J., Battarbee, R. W., Heliwell, R., Flower, R. J., Simpson, G. L., Monteith, D. T., Shilland, E. M., Aherne, J. & MacDougall, G. (2010) Recovery Progress: Reference Conditions and Restoration Targets. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 206-237, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Curtis, C. J., Battarbee, R. W., Shilland, E. M., Simpson, G. L., Kernan, M. R. & Monteith, D. T. (2010) The UK Acid Waters Monitoring Network: 20 Year Interpretive Report – a brief summary. Skjelkvåle, B. L., de Wit, H., and Jeffries, D. Convention on Long-Range Transboundary Air Pollution International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Proceedings of the 25th Meeting of the ICP Waters Task Force in Burlington, Canada, October 19-21 2009, 29-35. NIVA, Oslo, Norway. NIVA Report No. 5995-2010. 19-10-2009.

Curtis, C. J. & Simpson, G. L. (2010) Acid Deposition Trends at AWMN Sites. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 31-52, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Evans, C. D., Cooper, D. M., Monteith, D. T., Helliwell, R. C., Moldan, F., Hall, J. R., Rowe, E. C. & Cosby, B. J. (2010) Linking monitoring and modelling: can long-term datasets be used more effectively as a basis for large-scale prediction? Biogeochemistry, 101, 211-227.

Flower, R. J., Simpson, G. L., Kreiser, A. M., Yang, H., Shilland, E. M. & Battarbee, R. W. (2010) Epilithic Diatoms. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 97-111, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Hildrew, A. G., Winterbottom, J. H., Orton, S., Murphy, J., Simpson, G. L. & Shilland, E. M. (2010) Macroinvertebrates. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 126-139, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Hovind, H. (2010) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 1024: pH, Cond, HCO3, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn. 1-77. NIVA, Oslo, Norway.

Kernan, M., Battarbee, R. W., Curtis, C. J., Monteith, D. T.& Shilland, E. M. (2010) UK Acid Waters Monitoring Network 20 Year Interpretative Report, 1-483, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Kernan, M., Monteith, D. T., Battarbee, R. W., Curtis, C. J., Shilland, E. M. & Simpson, G. L. (2010) Introduction. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 23-30, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Layer, K., Riede, J. O., Hildrew, A. G.& Woodward, G. (2010) Food Web Structure and Stability in 20 Streams Across a Wide pH Gradient, 265-299.

Malcolm, I. A., Bacon, P., Middlemas, S., Collen, P. & Shilland, E. M. (2010) Acid Waters and salmonid populations. Presentation. Workshop on Forestry and Acidification at Forest Research, Northern Research Station, Midlothian, Scotland. Tue 9 Nov 2010.

Malcolm, I. A., Bacon, P., Middlemas, S., Collen, P. & Shilland, E. M. (2010) Salmonid Fish Populations. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 140-165, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Monteith, D. T., Evans, C., Simpson, G. L. & Curtis, C. J. (2010) Hydrochemistry. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 53-96, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Monteith, D. T., Evans, C. D., Malcolm, I. A., Simpson, G. L. & Curtis, C. J. (2010) Hydrochemical trends at UK Acid Waters Monitoring Network sites and associated Scottish sites. Presentation. Workshop on Forestry and Acidification at Forest Research, Northern Research Station, Midlothian, Scotland. Tue 9 Nov 2010.

Neal, C., Robinson, M., Reynolds, B., Neal, M., Rowland, P., Grant, S., Norris, D., Williams, B., Sleep, D. & Lawlor, A. (2010) Hydrology and water quality of the headwaters of the River Severn: Stream acidity recovery and interactions with plantation forestry under an improving pollution climate. Science of the Total Environment, 408, 5035-5051.

Rose, N. L. & Yang, H. (2010) Trace Metals. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 166-205, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Shilland, E. M., Irvine, L. & Malcolm, I. A. (2010) The United Kingdom Acid Waters Monitoring Network Data Report for 2008-2009 (year 21). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-237. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Shilland, E. M., Irvine, L. & Malcolm, I. A. (2010) UK Acid Waters Monitoring Network (UKAWMN) - Contract 22 01 249 Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2009 - March 2010. Report to the Welsh Assembly Government, Countryside Council for Wales and Environment Agency, Wales. 1-73. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Shilland, E. M., Curtis, C. J. & Kernan, M. R. (2010) UK Acid Waters Monitoring Network (UKAWMN). Llyn Llagi, Llyn Cwm Mynach, Afon Hafren and Afon Gwy. Sites Summary Report. Report to the Countryside Council for Wales. 1-103. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Shilland, E. M. & Monteith, D. T. (2010) Aquatic Macrophytes. In: UK Acid Waters Monitoring Network 20 Year Interpretative Report, 112-125, ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Solheim, A. L., Austnes, K., Eriksen, T. E., Siefert, I. & Holen, S. (2010) Climate change impacts on water quality and biodiversity. Background Report for EEA European Environment State and Outlook Report 2010. ETC Water Technical Report 1/2010, 1-68. European Topic Centre on Water, Prague.

Winterbottom, J. H. & Orton, S. E. (2010) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty Third Year: 2010. Summary of species identification and abundance. 1-12. School of Biological Sciences, Queen Mary University of London, London.

Wright, R. F., Aherne, J., Bishop, K., Dillon, P. J., Erlandsson, M., Evans, C. D., Forsius, M., Hardekopf, D. W., Helliwell, R. C., Hruska, J., Hutchins, M., Kaste, O., Kopacek, J., Kram, P., Laudon, H., Moldan, F., Rogora, M., Sjoeng, A. M. S. & de Wit, H. A. (2010) Interaction of Climate Change and Acid Deposition. In: Climate Change Impacts on Freshwater Ecosystems, 152-179, Wiley-Blackwell.

Evans, C. D., Cooper, D. M., Helliwell, R. C., Aherne, J., Moldan, F., Hall, J. R., Rowe, E. C., Monteith, D. T., Moldan, F. & Cosby, B. J. (2009) Removing the disconnect between maps and time series: can long-term monitoring data be used more effectively as a basis for model upscaling? BIOGEOMON 6th International Symposium on Ecosystem Behaviour, University of Helsinki, Finland, 29 June - 3 July 2009.

Fjellheim, A. (2009) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Biological intercalibration: Invertebrates 1309. 1-32. NIVA, Oslo, Norway.

Frogbrook, Z. L., Bell, J., Bradley, R. I., Evans, C., Lark, R. M., Reynolds, B., Smith, P. & Towers, W. (2009) Quantifying terrestrial carbon stocks: examining the spatial variation in two upland areas in the UK and a comparison to mapped estimates of soil carbon. Soil Use and Management, 25, 320-332.

Hildrew, A. G. (2009) Sustained Research on Stream Communities: A Model System and The Comparative Approach, 175-312, Elsevier Academic Press Inc, San Diego.

Hovind, H. (2009) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 0923: pH, Cond, HCO3, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn. 1-73. NIVA, Oslo, Norway.

Monteith, D. T. (2009) DOC losses: UK losses in an international context. Presentation, Inaugural Carbon Landscapes and Drainage (CLAD) meeting. Glasgow University, Glasgow, Scotland. 20 - 22 October 2009.

Monteith, D. T. (2009) Recovery from acidification in the UK: reversing into uncharted waters? Presentation. Gordon Conference; Catchment Science: Interactions of Hydrology, Biology & Geochemistry. Thresholds, Tipping Points and Non-Linearity: Integrated Catchment Science for the 21st Century. Proctor Academy. Andover, NH, USA. July 12-17, 2009.

Shilland, E. M. & Hutchins, M. (2009) UK Acid Waters Monitoring Network (UKAWMN) - Contract 22 01 249 Llyn Cwm Mynach, Afon Hafren and Afon Gwy Annual Summary Progress Report April 2008 - March 2009. Report to the Welsh Assembly Government, Countryside Council for Wales and Environment Agency, Wales. 1-61. ENSIS Ltd, Environmental Change Research Centre, University College London, London.

Shilland, E. M., Monteith, D. T. & Hutchins, M. (2009) The United Kingdom Acid Waters Monitoring Network Data Report for 2007-2008 (year 20). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-205. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

WFD-UKTAG. (2009) UKTAG River Assessment Methods Benthic Invertebrate Fauna. Scottish Acid Water Indicator Community (SAWIC). 1-20. Water Framework Directive - United Kingdom Advisory Group (WFD-UKTAG), SNIFFER, Edinburgh, Scotland.

Winterbottom, J. H. & Orton, S. E. (2009) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty Second Year: 2009. Summary of species identification and abundance. 1-12. School of Biological Sciences, Queen Mary University of London, London.

Chapman, P. J., Clark, J. M., Reynolds, B. & Adamson, J. K. (2008) The influence of organic acids in relation to acid deposition in controlling the acidity of soil and stream waters on a seasonal basis. Environmental Pollution, 151, 110-120.

Evans, C. D., Monteith, D. T., Reynolds, B. & Clark, J. M. (2008) Buffering of recovery from acidification by organic acids. Science of the Total Environment, 404, 316-325.

Evans, C. D., Norris, D., Ostle, N., Grant, H., Rowe, E. C., Curtis, C. J. & Reynolds, B. (2008) Rapid immobilisation and leaching of wet-deposited nitrate in upland organic soils. Environmental Pollution, 156, 636-643.

Evans, C. D., Reynolds, B., Hinton, C., Hughes, S., Norris, D., Grant, S. & Williams, B. (2008) Effects of decreasing acid deposition and climate change on acid extremes in an upland stream. Hydrology and Earth System Sciences, 12, 337-351.

Gardner, M. J. (2008) Long-term proficiency testing for the UK Acid Waters Monitoring Network. Accreditation and Quality Assurance: Journal for Quality, Comparability and Reliability in Chemical Measurement, 13, 255-260.

Lapworth, D. J., Shand, P., Abesser, C., Darling, W. G., Haria, A. H., Evans, C. D. & Reynolds, B. (2008) Groundwater nitrogen composition and transformation within a moorland catchment, mid-Wales. Science of the Total Environment, 390, 241-254.

Monteith, D. T. (2008) An update of the state of chemical and biological recovery in the UK (1988-2006). de Wit, H. A., Skjelkvale, B. L., and Jenssen, M. T. S. 19-23. NIVA, Oslo. Convention on Long-Range Transboundary Air Pollution International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Proceedings of the 23 rd meeting of the ICP Waters Programme Task Force in Nancy, France, October 8 - 10, 2007. 8-10-2007.

Neal, C., Lofts, S., Evans, C. D., Reynolds, B., Tipping, E. & Neal, M. (2008) Increasing iron concentrations in UK upland waters. Aquatic Geochemistry, 14, 263-288.

NERC. (2008) Clear to brown: upland waters return to natural state. NERC Annual Review 2007-2008 , 11. Natural Environment Research Council, Polaris House, North Star Avenue, Swindon.

Skjelkvale, B. L. & de Wit, H. A. (2008) ICP Waters. 20 year with monitoring effects of long-range transboundary air pollution on surface waters in Europe and North America. NIVA Report SNO: 5684-2008, 1-55. Norwegian Institute for Water Research, Oslo, Norway.

Winterbottom, J. H. & Orton, S. E. (2008) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twenty First Year: 2008. Summary of species identification and abundance. 1-12. School of Biological Sciences, Queen Mary University of London, London.

Beaumont, W. R. C. (2007) Acid Waters Monitoring 2006 Report on Fish Studies. 1-34. Centre for Ecology & Hydrology, Dorset.

Curtis, C. J. & Simpson, G. L. (2007) Freshwater Umbrella - The effect of nitrogen deposition and climate change on freshwaters in the UK. Report to DEFRA under contract CPEA17. ECRC Research Report 115. ENSIS Ltd. University College London, London.

Evans, C. D., Hall, J. R., Rowe, E. C., Aherne, J., Helliwell, R. C., Jenkins, A., Hutchins, M., Cosby, J., Smart, S., Howard, D., Norris, D., Coull, M. C., Lilly, A., Bonjean, M. C., Broughton, R., O'Hanlon, S., Heywood, E. & Ullyett, J. (2007) Critical Loads and Dynamic Modelling Final Report. Report to the Department of the Environment, Food and Rural Affairs under Contract No. CPEA 19. 1-53. Centre for Ecology and Hydrology, Bangor, Wales.

Evans, C. D., Monteith, D. T., Wright, R. & Clark, J. (2007) Issues affecting upland water quality: Climate change, acidity, nitrogen and water colour. Kernan, M. R., Battarbee, R. W., and Binney, H. A. 21-25. ENSIS Publishing, University College London, London, London. Climate Change and Aquatic Ecosystems in the UK.

Hovind, H. (2007) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 0721: pH, Cond, HCO3, NO3-N, C1, SO4, Ca, Mg, Na, K, Fe, Mn, Cd, Pb, Cu, Ni, and Zn. 1-68. NIVA, Oslo, Norway.

Marc, V. & Robinson, M. (2007) The long-term water balance (1972-2004) of upland forestry and grassland at Plynlimon, mid-Wales. Hydrology and Earth System Sciences, 11, 44-60.

Monteith, D. T. & Shilland, E. M. (2007) The United Kingdom Acid Waters Monitoring Network Assessment of the First 18 Years of Data. Data Summary Annex Accompanying Research Project Final Report. Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-276. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Monteith, D. T., Stoddard, J. L., Evans, C. D., de Wit, H., Forsius, M., Hogasen, T., Jeffries, D. S., Kopacek, J., Skjelkvale, B. L., Vesely, J., Vuorenmaa, J. & Wilander, A. (2007) Increases in DOC in remote lakes and rivers. A signal of climate change or a return to pre-acidification conditions? In: Trends in surface water chemistry and biota; The importance of confounding factors, 39-49, NIVA, Oslo, Norway.

Monteith, D. T., Stoddard, J. L., Evans, C. D., de Wit, H. A., Forsius, M., Hogasen, T., Wilander, A., Skjelkvale, B. L., Jeffries, D. S., Vuorenmaa, J., Keller, B., Kopacek, J. & Vesely, J. (2007) Dissolved organic carbon trends resulting from changes in atmospheric deposition chemistry. Nature, 450, 537-540.

Shilland, E. M., Monteith, D. T., Hutchins, M. & Beaumont, W. R. C. (2007) The United Kingdom Acid Waters Monitoring Network Data Report for 2006-2007 (year 19). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-203. ENSIS Ltd. Environmental Change Research Centre, University College London, London.

Skjelkvale, B. L. & de Wit, H. (2007) Trends in surface water chemistry and biota; The importance of confounding factors. 1-86. NIVA, Oslo, Norway.

Winterbottom, J. H. & Orton, S. E. (2007) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Twentieth Year: 2007. Summary of species identification and abundance. 1-12. School of Biological Sciences, Queen Mary University of London, London.

Beaumont, W. R. C. (2006) Acid Waters Monitoring 2005 Report on Fish Studies. 1-30. Centre for Ecology & Hydrology, Dorset.

Curtis, C. J., Emmett, B. A., Reynolds, B. & Shilland, J. (2006) How important is N2O production in removing atmospherically deposited nitrogen from UK moorland catchments? Soil Biology & Biochemistry, 38, 2081-2091.

Curtis, C. J., Evans, C. D., Heaton, T., Shilland, J., Simpson, G. L. & Turner, S. (2006) Nitrate pathways in upland ecosystems: isotopic tracing from deposition to surface waters. Presentation, BIOGEOMON 5th International Symposium on Ecosystem Behaviour, University of California, Santa Cruz, California, USA, 25-30 June 2006.

Evans, C. D., Monteith, D. T., Chapman, P. J. & Clark, J. M. (2006) Dissolved organic carbon, sulphur and nitrogen: is everything connected to everything else? Presentation, BIOGEOMON 5th International Symposium on Ecosystem Behaviour, University of California, Santa Cruz, California, USA, 25-30 June 2006.

Hovind, H. (2006) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 0620: pH, Cond, HCO3, NO3+NO2, Cl, SO4, Ca, Mg, Na, K, Fe, Mn, Cd, Pb, Cu, Ni and Zn. 1-69. NIVA, Oslo, Norway.

Monteith, D. T. (2006) Links between regional scale climate variability and sea-salt episodes in the UK. Skjelkvale, B. L., Forsius, M., Wright, R., de Wit, H. A., Raddum, G. G., and Sjoeng, A. M. S. 12-13. NIVA, Oslo. Convention on Long-Range Transboundary Air Pollution International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Joint Workshop on Confounding Factors in Recovery from Acid Depositon in Surface Waters, 9-10 October 2006, Bergen, Norway; Summary and Abstracts. 9-10-2006.

Monteith, D. T., Stoddard, J. L., Evans, C. D., de Wit, H. A., Forsius, M., Hogasen, T., Jeffries, D. S., Kopacek, J., Skjelkvale, B. L., Vesely, J. & Wilander, A. (2006) An International Assessment of Temporal Trends in Dissolved Organic Carbon and Likely Drivers. Presentation, American Society of Limnology and Oceanography Summer Conference. Victoria, British Columbia, Canada, 4-9 June 2006.

Monteith, D. T. (2006) Acidification and the WFD: Designing a macroinvertebrate-based tool to determine the pressure of lake acidification in the UK. de Wit, H. A. and Skjelkvale, B. L. 56-58. NIVA, Oslo. Convention on Long-Range Transboundary Air Pollution International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Proceedings of the 21st meeting of the ICP Waters Programme Task Force in Tallinn, Estonia. October 17-19, 2005. 17-10-2005.

Shilland, E. M., Monteith, D. T., Bonjean, M. & Beaumont, W. R. C. (2006) The United Kingdom Acid Waters Monitoring Network Data Report for 2005-2006 (year 18). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-203. ENSIS Ltd. Environmental Change research Centre, University College London, London.

Shilland, E. M., Monteith, D. T. & Battarbee, R. W. (2006) Recovery of Acidified Waters in the United Kingdom. Evidence from the UK Acid Waters Monitoring Network. Special Theme - Restoration & Recovery of Fresh Waters. Poster. Freshwater Biological Association, FBA Annual Scientific Meeting 2006, Dorset.

Webb, B. W. & Crisp, D. T. (2006) Afforestation and stream temperature in a temperate maritime environment. Hydrological Processes, 20, 51-66.

Winterbottom, J. H. & Orton, S. E. (2006) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Nineteenth Year: 2006. Summary of species identification and abundance. 1-12. School of Biological Sciences, Queen Mary University of London, London.

Wright, R. F., Aherne, J., Bishop, K., Camarero, L., Cosby, B. J., Erlandsson, M., Evans, C. D., Forsius, M., Hardekopf, D. W., Helliwell, R., Hruska, J., Jenkins, A., Kopacek, J., Moldan, F., Posch, M. & Rogora, M. (2006) Modelling the effect of climate change on recovery of acidified freshwaters: Relative sensitivity of individual processes in the MAGIC model. Science of the Total Environment, 365, 154-166.

Beaumont, W. R. C. (2005) Acid Waters Monitoring 2004 Report on Fish Studies. 1-27. Centre for Ecology & Hydrology, Dorset.

Cooper, D. M. (2005) Evidence of sulphur and nitrogen deposition signals at the United Kingdom Acid Waters Monitoring Network sites. Environmental Pollution, 137, 41-54.

Curtis, C. J., Shilland, J., Emmett, B. A. & Reynolds, B. (2005) What are the most important sinks for deposited nitrogen in UK moorland catchments? Poster at Acid Rain 2005: 7th International Conference on Acid Deposition, Prague, Czech Republic, 12-17 June 2005.

Curtis, C. J., Emmett, B. A., Reynolds, B. & Shilland, J. (2005) What are the most important sinks for deposited nitrogen over one year in UK moorlands? Presentation at the Acid Rain 2005 conference, Prague, Czech Republic. 12-7-2005.

Curtis, C. J., Emmett, B. A., Grant, H., Kernan, M., Reynolds, B. & Shilland, E. (2005) Nitrogen saturation in UK moorlands: the critical role of bryophytes and lichens in determining retention of atmospheric N deposition
158. Journal of Applied Ecology, 42, 507-517.

Curtis, C. J., Evans, C. D., Helliwell, R. C. & Monteith, D. T. (2005) Nitrate leaching as a confounding factor in chemical recovery from acidification in UK upland waters. Environmental Pollution, 137, 73-82.

Davies, J. J. L., Jenkins, A., Monteith, D. T., Evans, C. D. & Cooper, D. M. (2005) Trends in surface water chemistry of acidified UK Freshwaters, 1988-2002. Environmental Pollution, 137, 27-39.

Evans, C. D. (2005) Modelling the effects of climate change on an acidic upland stream. Biogeochemistry, 74, 21-46.

Evans, C. D., Monteith, D. T. & Cooper, D. M. (2005) Long-term increases in surface water dissolved organic carbon: Observations, possible causes and environmental impacts. Environmental Pollution, 137, 55-71.

Hovind, H. (2005) International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Intercomparison 0519: pH, Cond, HCO3, NO3+NO2, C1, SO4, Ca, Mg, Na, K, Fe, Mn, Cd, Pb, Cu, Ni, and Zn. 1-70. NIVA, Oslo, Norway.

Ledger, M. E. & Hildrew, A. G. (2005) The ecology of acidification and recovery: changes in herbivore-algal food web linkages across a stream pH gradient. Environmental Pollution, 137, 103-118.

Monteith, D. T., Davies, J. J. L., Kreiser, A. M., Winterbottom, J. H. & Beaumont, W. R. B. (2005) Chemical and biological responses of acidified waters in the UK to acid emissions control: 1988–2003. Presentation at the Acid Rain 2005 conference, Prague, Czech Republic. 12-7-2005.

Monteith, D. T., Hildrew, A. G., Flower, R. J., Raven, P. J., Beaumont, W. R. B., Collen, P., Kreiser, A. M., Shilland, E. M. & Winterbottom, J. H. (2005) Biological responses to the chemical recovery of acidified fresh waters in the UK. Environmental Pollution, 137, 83-101.

Monteith, D. T. (2005) Chemical-biotic relationships observed on the UK Acid Waters Monitoring Network 1988-2003. de Wit, H. A. and Skjelkvale, B. L. 69-80. NIVA, Oslo. Convention on Long-Range Transboundary Air Pollution International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Proceedings of the 20th meeting of the ICP Waters Programme Task Force in Falun, Sweden. October 18-20, 2004. 18-10-2004.

Monteith, D. T., Simpson, G. L., Chandler, R. E. & Evans, C. D. (2005) Partitioning the influences of hydrology, seasalts, temperature and acid deposition on the acidity of recovering lakes in the UK. Presentation at the Acid Rain 2005 conference, Prague, Czech Republic. 12-7-2005.

Monteith, D. T. (2005) The United Kingdom Acid Waters Monitoring Network: a review of the first 15 years and introduction to the special issue. Environmental Pollution, 137, 3-13.

Neal, C., Neal, M., Reynolds, B., Maberly, S. C., May, L., Ferrier, R. C., Smith, J. & Parker, J. E. (2005) Silicon concentrations in UK surface waters. Journal of Hydrology, 304, 75-93.

Robinson, M. & Dupeyrat, A. (2005) Effects of commercial timber harvesting on streamflow regimes in the Plynlimon catchments, mid-Wales. Hydrological Processes, 19, 1213-1226.

Shilland, E. M., Monteith, D. T., Bonjean, M. & Beaumont, W. R. C. (2005) The United Kingdom Acid Waters Monitoring Network Data Report for 2004-2005 (year 17). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-188. ENSIS Ltd., London.

Winterbottom, J. H., Orton, S. E. & Wilcock, H. R. (2005) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Eighteenth Year: 2005. Summary of species identification and abundance. 1-11. School of Biological Sciences, Queen Mary University of London, London.

Beaumont, W. R. C. (2004) Acid Waters Monitoring 2003 Report on Fish Studies. 1-27. Centre for Ecology & Hydrology, Dorset.

Brandt, C., Robinson, M. & Finch, J. W. (2004) Anatomy of a catchment: the relation of physical attributes of the Plynlimon catchments to variations in hydrology and water status. Hydrology and Earth System Sciences, 8, 345-354.

Curtis, C. J. & Simpson, G. L. (2004) Summary of research under Defra contract "Recovery of Acidified Waters in the UK" EPG/1/3/183. Final Report. ECRC Research Report No. 98, 1-362. Environmental Change Research Centre, UCL, London.

Curtis, C. J., Emmett, B. A., Reynolds, B. & Shilland, J. (2004) Nitrate Leaching from Moorland Soils: Can Soil C:N Ratios Indicate N Saturation? Water, Air, & Soil Pollution: Focus, 4, 359-369.

Evans, C. D., Reynolds, B., Curtis, C. J., Crook, H. D., Norris, D. & Brittain, S. A. (2004) A conceptual model of spatially heterogeneous nitrogen leaching from a Welsh moorland catchment. Water, Air and Soil Pollution: Focus, 4, 97-105.

Monteith, D. T. (2004) Evidence for the recovery of freshwater lakes and streams in the UK from acidification, based on the analysis of data from the UK Acid Waters Monitoring Network (1988-2003). Skjelkvale, B. L. 38-39. NIVA, Oslo. Convention on Long-Range Transboundary Air Pollution International Cooperative Programme on Assessment and Monitoring of Acidification of Rivers and Lakes. Proceedings of the 19th meeting of the ICP Waters Programme Task Force in Lugano, Switzerland. October 18-20, 2003. 18-10-2003.

Neal, C. (2004) The water quality functioning of the upper River Severn, Plynlimon, mid-Wales: issues of monitoring, process understanding and forestry. Hydrology and Earth System Sciences, 8, 521-532.

Shilland, E. M., Monteith, D. T., Bonjean, M. & Beaumont, W. R. C. (2004) The United Kingdom Acid Waters Monitoring Network Data Report for 2003-2004 (year 16). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160). 1-188. ENSIS Ltd., London.

Winterbottom, J. H., Orton, S. E. & Wilcock, H. R. (2004) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Seventeenth Year: 2004. Summary of species identification and abundance. 1-11. School of Biological Sciences, Queen Mary University of London, London.

Worrall, F., Harriman, R., Evans, C. D., Watts, C. D., Adamson, J., Neal, C., Tipping, E., Burt, T., Grieve, I., Monteith, D., Naden, P. S., Nisbet, T., Reynolds, B. & Stevens, P. (2004) Trends in dissolved organic carbon in UK rivers and lakes. Biogeochemistry, 70, 369-402.

Beaumont, W. R. C. (2003) Acid Waters Monitoring 2002 Report on Fish Studies. 1-25. Centre for Ecology & Hydrology, Dorset.

Neal, C., Neal, M., Davies, H. & Smith, J. (2003) Fluoride in UK rivers. The Science of The Total Environment, 314-316, 209-231.

Page, T., Beven, K. J., Freer, J. & Jenkins, A. (2003) Investigating the uncertainty in predicting responses to atmospheric deposition using the model of acidification of groundwater in catchments (MAGIC) within a generalised likelihood uncertainty estimation (GLUE) framework. Water Air and Soil Pollution, 142, 71-94.

Shilland, E. M., Monteith, D. T., Smith, J. & Beaumont, W. R. C. (2003) The United Kingdom Acid Waters Monitoring Network Data Report for 2002-2003 (year 15). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160) and the Department of the Environment Northern Ireland (Contract CON 4/4 (38)). 1-178. ENSIS Ltd, London.

Winterbottom, J. H. & Orton, S. E. (2003) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Sixteenth Year: 2003. Summary of species identification and abundance. 1-11. School of Biological Sciences, Queen Mary University of London, London.

Beaumont, W. R. C. (2002) Acid Waters Monitoring 2001 Report on Fish Studies: Addendum. 1-8. Centre for Ecology & Hydrology, Dorset.

Beaumont, W. R. C. (2002) Acid Waters Monitoring 2001 Report on Fish Studies. 1-14. Centre for Ecology & Hydrology, Dorset.

Shilland, E. M., Monteith, D. T., Smith, J. & Beaumont, W. R. C. (2002) The United Kingdom Acid Waters Monitoring Network Data Report for 2000-2001 (year 13). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160) and the Department of the Environment Northern Ireland (Contract CON 4/4 (38)). 1-178. ENSIS Ltd, London.

Shilland, E. M., Monteith, D. T., Smith, J. & Beaumont, W. R. C. (2002) The United Kingdom Acid Waters Monitoring Network Data Report for 2001-2002 (year 14). Report to the Department for Environment, Food and Rural Affairs (Contract EPG 1/3/160) and the Department of the Environment Northern Ireland (Contract CON 4/4 (38)). 1-178. ENSIS Ltd, London.

Winterbottom, J. H. & Orton, S. E. (2002) United Kingdom Acid Waters Monitoring Network Invertebrate Survey. Fifteenth Year: 2002. Summary of species identification and abundance. 1-11. School of Biological Sciences, Queen Mary University of London, London.

Beaumont, W. R. C. & McDonnell, N. (2001) Acid Waters Monitoring 2000 Report on Fish Studies. 1-18. Centre for Ecology & Hydrology, Dorset.

CLAM. (2001) Summary of Research under DETR Contract "Acidification of freshwaters: the role of nitrogen and the prospects for recovery", EPG1/3/117. Curtis, C. J. and Simpson, G. Research Report No. 79. Environmental Change Research Centre, University College London, London.

Curtis, C. J. & Simpson, G. L. (2001) Summary of research under DETR contract "Acidification of freshwaters:the role of nitrogen and the prospects for recovery" EPG/1/3/117. Work package 1: Nitrogen. Research Report No. 79, 1-149. Environmental Change Research Centre, UCL, London.

Curtis, C. J. & Simpson, G. L. (2001) Summary of research under DETR contract "Acidification of freshwaters:the role of nitrogen and the prospects for recovery" EPG/1/3/117. Work package 2: Recovery. Research Report No. 79, 1-222. Environmental Change Research Centre, UCL, London.

Evans, C. D., Cullen, J. M., Alewell, C., Kopacek, J., Marchetto, A., Moldan, F., Prechtel, A., Rogora, M., Vesely, J. & Wright, R. (2001) Recovery from acidification in European surface waters. Hydrology and Earth System Sciences, 5, 283-297.

Evans, C. D. & Monteith, D. T. (2001) Chemical trends at lakes and streams in the UK Acid Waters Monitoring Network, 1988-2000: Evidence for recent recovery at a national scale. Hydrology and Earth System Sciences, 5, 351-366.

Hayman, G., Vincent, K., Hasler, S., Baker, S., Donovan, B., Smith, M., Sutton, M., Tang, Y. S., Dragosits, U., Love, L., Fowler, D., Sansom, L. & Page, H. (2001) Operation and Management of the UK Acid Deposition Monitoring Networks. 1-166. AEA Technology Plc, Culham, Oxon.

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