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1151Groundwater pollution : evaluation of the extent and character of groundwater pollution from point sources in England and Wales
1152Analysis of natural and polluted river communities in Great Britain- Progress report for the period April 1984- March 1988
1153Effects of flow regime on the young stages of salmonid fishes- summary and conclusions based on results for 1981- 1985
1154Report on two electrofishing surveys carried out between July 10-25 1978 and July 9-12 1979 on the proposed Kielder Water
1155Investigation into algal bloom conditions in three fresh water ponds located at the Miniature Pony Centre, Mortonhampstead (1996)
1156Analysis of growth and survival of sea trout from the Welsh Dee: Interim Report, 2nd April 2000
1157Chemical river quality 1993-1995 according to the general quality assessment (GQA) scheme [map] : scale 1 : 750 000
1158The development of macroinvertebrate keys using TWINSPAN classification : a manual for NRA biologists (001/10/W) : draft final report
1159NRA response to using water wisely : a consultation paper published by the DoE/Welsh Office July 1992
1160Water quality modelling in the Environment Agency (Report no.28) : present practice and future challenges : Water Quality Modelling Group workshop proceedings
1161The Menai Strait catchment management plan : action plan (bilingual) : Cynllun Rheoli Dalgylch Afon Menai; 1995 Cynllun Gweithredu
1162Local Environment Agency plan for the West Midlands Tame, 2nd annual review, July 2001 : local environment focus
1163Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A
1164East Devon public water supply strategy : the existence and potential use in yield analysis of historic flow records
1165Summary report on blue-green algae toxin analysis, Toxicity Assessment and reporting to the Environment Agency, 1998
1166The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : review of existing literature
1167Micro low flows average and low flows estimation in the SW region : validation of regional version 1.1 software
1168The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : study of natural wetlands
1169River Wissey investigations : linking hydrology and ecology : the basis for in-river flow management. Final Draft (OI/526/ )
1170Report for Welsh Region on selected flood defence schemes and the development of a standard methodology for risk assessment
1171Possible replacements for the biochemical oxygen demand (BOD) test and suspended solids as measures of effluent and water quality
1172Strategic Land Use Planning In Europe And Usa: Review Of Best Practice For The Environment Agency (Vol 1 Overview And Recommendations)
1173Front Cover of A Key to the British Species of Freshwater Cladocera, with Notes on their Ecology
1174Investigation into failures of the River Dalch from Canns Mill Bridge to below Lapford sewage treatment works (2001)
1175Report on US study tour of engineered wetlands for the treatment of waste water and mine drainage, March 1992