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901Front Cover of Some Methods for the Statistical Analysis of Samples of Benthic Invertebrates
902Assessment of the nutrient status and associated algal productivity of Malham Tarn, Yorkshire
903Invertebrates of Esthwaite in relation to development of fish farming in the South Basin
904National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash
905Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority
906Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales
907Planning application for the proposed Maidenhead, Windsor and Eton flood alleviation scheme January 1991
908Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts
909Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk D
910The evaluation of a Partech model 5100 hand-held dissolved oxygen meter (220/26/T)
911Catches of Brown Trout in the River Don - Preliminary analysis of Angler's Returns
912Front Cover of A Key to the British Freshwater Cyclopid and Calanoid Copepods, with Ecological Notes
913Survey of physical characteristics of salmon spawning riffles in the river North Tyne
914Nitrates in surface water, inputs and seasonality- Progress report for the period April- December 1987
915ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk A
916The development of a portable battery-powered telemetry system for use in water quality investigations
917Thames 21 - a planning perspective and a sustainable strategy for the Thames Region : consultation draft
918River Meavy salmon and sea trout populations : assessment of the impact of flows
919Environmental protection - the waste management licensing regulations 1994 : amended and consolidated. Version 5
920Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk C
921ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk D
922Problems and solutions in the management of open seas fisheries for Atlantic salmon
923Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk M
924Road transport and the environment risk assessment and options appraisal : final summary report
925YSI, turbidity and discharge data for the Wensum Demonstration Test Catchment's monitoring kiosk M in 2013