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1076Freshwater migration of sea trout (Salmo trutta L.) in the river Tywi during 1988, 1989 and 1990
1077Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D
1078NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging
1079Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government
1080Database and atlas of aquatic vascular plants in the British Isles : part 2 : distribution maps (352/2/N and Y)
1081Proposed decision for the future regulation of disposals of radioactive waste from British Nuclear fuels plc Sellafield : supporting information
1082Evaluating the impact of groundwater abstraction on key conservation sites, final report : Yare Broads and marshes (Strumpshaw Fen)
1083Development of data and information sources on Natura 2000 estuarine sites in the north west : Morecambe Bay : final report
1084An overview of the IBP compound when building was finished (generator located in disused house in front).
1085Nature's way : a guide to surface water best management practices, the effective and economic answer to non-point source pollution
1086The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity
1087Light scattering in sewage effluent: a study of the effects of angle of scatter an common light sources
1088Audit of priority species of rivers and wetlands : Black Bog in South Hampshire and the Isle of Wight
1089Front Cover of A Key to the British Fresh- and Brackish-Water Gastropods, with Notes on their Ecology
1090Micro low flows average and low flows estimation in the SW region : validation of regional version 1.3 software
1091The faunal richness of headwater streams. Stage 3 : impact of agricultural activities. Volume 2 : appendices (Note 392)
1092Water resources for the future : a strategy for Wales (Bilingual) : Adnoddau dwr ar gyfer y dyfodol (Bilingual)
1093Guidance to agency officers on the provision of technically competent management (multiple sites) at licensed waste facilities
1094An investigation into the best method to combine national and local data to develop site-specific critical loads
1095Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) (OI/420/8/A annex) : annex to main report
1096Audit of priority species of rivers and wetlands : riverine and wetland molluscs in South Hampshire and the Isle of Wight
1097Audit of priority species of rivers and wetlands : kingfisher Alcedo atthis in South Hampshire and the Isle of Wight
1098Audit of priority species of rivers and wetlands : Marsh Fritillary in South Hampshire and the Isle of Wight
1099Audit of priority species of rivers and wetlands : Bittern Botaurus stellaris in South Hampshire and the Isle of Wight
1100Audit of priority species of rivers and wetlands : white-clawed crayfish Austropotambius pallipes in South Hampshire and the Isle of Wight