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801Invertebrates of Esthwaite in relation to development of fish farming in the South Basin
802Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
803Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix
804Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region
805Trevone Bay beach EC bathing water guideline non-compliance : investigation into the Trevone Stream : final report
806Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority
807Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales
808Planning application for the proposed Maidenhead, Windsor and Eton flood alleviation scheme January 1991
809Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts
810The evaluation of a Partech model 5100 hand-held dissolved oxygen meter (220/26/T)
811Catches of Brown Trout in the River Don - Preliminary analysis of Angler's Returns
812Front Cover of A Key to the British Freshwater Cyclopid and Calanoid Copepods, with Ecological Notes
813Manual for the use of herbicides in or near water : January 1993 : final draft report
814Survey of physical characteristics of salmon spawning riffles in the river North Tyne
815Nitrates in surface water, inputs and seasonality- Progress report for the period April- December 1987
816Thames 21 - a planning perspective and a sustainable strategy for the Thames Region : consultation draft
817Environmental protection - the waste management licensing regulations 1994 : amended and consolidated. Version 5
818Problems and solutions in the management of open seas fisheries for Atlantic salmon
819Road transport and the environment risk assessment and options appraisal : final summary report
820Space to live, space to play : a recreation strategy for the River Thames : appendices
821Blooming weather: Predicting the incidence of summers with high-risk of cyanobacterial blooms
822Technical basis for the predicted impacts of relocating Redgrave abstraction to Borehole B
823Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) : executive summary (OI/420/9/A)
824Investigation of tecnazene contamination in the Chyandour Brook west Cornwall during spring 1990
825Best Available Techniques For The Control Of Pollution In Petrochemical And Large Volume Organic Chemical Processes