1226 | Groundwater pollution : evaluation of the extent and character of groundwater pollution from point sources in England and Wales |
1227 | Front Cover of A Key to the British Fresh- and Brackish-Water Gastropods, with Notes on their Ecology |
1228 | Analysis of natural and polluted river communities in Great Britain- Progress report for the period April 1984- March 1988
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1229 | Effects of flow regime on the young stages of salmonid fishes- summary and conclusions based on results for 1981- 1985 |
1230 | Low flows and water resources : facts on the top 40 low flow rivers in England and Wales |
1231 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2013 |
1232 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2011 |
1233 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2014 |
1234 | An investigation into possible causes of poor water quality at Blakewell Bridge (R30A001) on the Bradiford Water |
1235 | The use of fertilizer-free buffer strips to protect dyke flora from nitrate pollution on Walland Marsh S.S.S.I |
1236 | Investigation into algal bloom conditions in three fresh water ponds located at the Miniature Pony Centre, Mortonhampstead (1996) |
1237 | Analysis of growth and survival of sea trout from the Welsh Dee: Interim Report, 2nd April 2000 |
1238 | Environmental protection draft report - united mines landfill appraisal of the disposal of waste from falmouth docks tip |
1239 | Chemical river quality 1993-1995 according to the general quality assessment (GQA) scheme [map] : scale 1 : 750 000 |
1240 | The development of macroinvertebrate keys using TWINSPAN classification : a manual for NRA biologists (001/10/W) : draft final report |
1241 | NRA response to using water wisely : a consultation paper published by the DoE/Welsh Office July 1992 |
1242 | Audit of priority species of rivers and wetlands : kingfisher Alcedo atthis in South Hampshire and the Isle of Wight |
1243 | An investigation into the presence of high levels of cadmium in sea-water samples from Mounts Bay, Cornwall |
1244 | Water quality modelling in the Environment Agency (Report no.28) : present practice and future challenges : Water Quality Modelling Group workshop proceedings |
1245 | The Menai Strait catchment management plan : action plan (bilingual) : Cynllun Rheoli Dalgylch Afon Menai; 1995 Cynllun Gweithredu |
1246 | Audit of priority species of rivers and wetlands : Southern Damselfly Coenagrion mercuriale in South Hampshire and the Isle of Wight |
1247 | Addendum to the Stanmoor bank feasibility study and appraisal report : Lower Tone flood defence improvements : phase II |
1248 | Local Environment Agency plan for the West Midlands Tame, 2nd annual review, July 2001 : local environment focus |
1249 | Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A |
1250 | Summary report on blue-green algae toxin analysis, Toxicity Assessment and reporting to the Environment Agency, 1998 |