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1176Freshwater migration of sea trout (Salmo trutta L.) in the river Tywi during 1988, 1989 and 1990
1177Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D
1178NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging
1179Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government
1180Database and atlas of aquatic vascular plants in the British Isles : part 2 : distribution maps (352/2/N and Y)
1181Proposed decision for the future regulation of disposals of radioactive waste from British Nuclear fuels plc Sellafield : supporting information
1182Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2011
1183Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2014
1184An overview of the IBP compound when building was finished (generator located in disused house in front).
1185Nature's way : a guide to surface water best management practices, the effective and economic answer to non-point source pollution
1186The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity
1187Light scattering in sewage effluent: a study of the effects of angle of scatter an common light sources
1188Audit of priority species of rivers and wetlands : Black Bog in South Hampshire and the Isle of Wight
1189Front Cover of A Key to the British Fresh- and Brackish-Water Gastropods, with Notes on their Ecology
1190Micro low flows average and low flows estimation in the SW region : validation of regional version 1.3 software
1191The faunal richness of headwater streams. Stage 3 : impact of agricultural activities. Volume 2 : appendices (Note 392)
1192Water resources for the future : a strategy for Wales (Bilingual) : Adnoddau dwr ar gyfer y dyfodol (Bilingual)
1193Guidance to agency officers on the provision of technically competent management (multiple sites) at licensed waste facilities
1194Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2012
1195An investigation into the best method to combine national and local data to develop site-specific critical loads
1196Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) (OI/420/8/A annex) : annex to main report
1197Audit of priority species of rivers and wetlands : riverine and wetland molluscs in South Hampshire and the Isle of Wight
1198Audit of priority species of rivers and wetlands : kingfisher Alcedo atthis in South Hampshire and the Isle of Wight
1199Audit of priority species of rivers and wetlands : Marsh Fritillary in South Hampshire and the Isle of Wight
1200Audit of priority species of rivers and wetlands : Bittern Botaurus stellaris in South Hampshire and the Isle of Wight