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976Freshwater migration of sea trout (Salmo trutta L.) in the river Tywi during 1988, 1989 and 1990
977Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D
978NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging
979Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government
980Proposed decision for the future regulation of disposals of radioactive waste from British Nuclear fuels plc Sellafield : supporting information
981Development of data and information sources on Natura 2000 estuarine sites in the north west : Morecambe Bay : final report
982An overview of the IBP compound when building was finished (generator located in disused house in front).
983Nature's way : a guide to surface water best management practices, the effective and economic answer to non-point source pollution
984The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity
985Light scattering in sewage effluent: a study of the effects of angle of scatter an common light sources
986Front Cover of A Key to the British Fresh- and Brackish-Water Gastropods, with Notes on their Ecology
987An investigation into the best method to combine national and local data to develop site-specific critical loads
988Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) (OI/420/8/A annex) : annex to main report
989Letter of confirmation of geophysical surveys made in conjunction between Professor G.E.G. Sargent and the FBA 1983-1987
990Audit of priority species of rivers and wetlands : Bittern Botaurus stellaris in South Hampshire and the Isle of Wight
991Investigation into algal bloom conditions in three fresh water ponds located at the Miniature Pony Centre, Mortonhampstead (1996)
992Investigation into failures of the River Dalch from Canns Mill Bridge to below Lapford sewage treatment works (2001)
993Development of data and information sources on Natura 2000 estuarine sites in the North West : Duddon Estuary : final report
994The development of macroinvertebrate keys using TWINSPAN classification : a manual for NRA biologists (001/10/W) : draft final report
995River Stour (2), Sudbury : report of a river corridor survey carried out for the National Rivers Authority, Anglian region
996River Wissey investigations : linking hydrology and ecology : the basis for in-river flow management. Final Draft (OI/526/ )
997River Glen : river channel assessment : annex B : an analysis of invertebrate records for the River Glen 1976-1991
998Remote sensing and baseline monitoring of the coastal waters of England and Wales 1992-1993 : a survey report
999Analysis of growth and survival of sea trout from the Welsh Dee: Interim Report, 2nd April 2000
1000River Glen : river channel assessment : annex C : an assessment of low flow characteristics of the River Glen, Lincolnshire