851 | Guardians of the water environment (NRA Thames Region) |
852 | What's happening in the Midlands region : looking at our environment |
853 | Your guide to the Environment Agency - Thames Region - South East Area |
854 | Further Validation of PHABSIM for the Habitat Requirements of Salmonid Fish |
855 | Instream Flow Requirements of the River Wissey, Norfolk, Annex C - April 1993
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856 | Audit report on the 1995 GQA biological survey |
857 | Final report of the Stock Assessment Task Group |
858 | A report on the use of pesticides at two Hampshire watercress farms |
859 | Fact sheet for the RBCA tool kit for chemical releases |
860 | Some guidance on the use of digital environmental data |
861 | Assessing and controlling the ecotoxicity of complex effluents |
862 | Charging for discharges scheme : guidance to the engineering industry |
863 | Charging for discharges scheme : guidance to the power generation industry |
864 | The Test catchment southern : recommendations for statutory water quality objectives |
865 | The Worcestershire Stour catchment : recommendations for statutory water quality objectives |
866 | A survey of ferruginous minewater impacts in the Welsh coalfields |
867 | A survey of ferruginous minewater impacts in the Welsh coalfields |
868 | Dioxins and the River Doe Lea : plain English report |
869 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
870 | Narrowboats on the Thames : useful hints and tips |
871 | Locks and weirs on the river Thames : how do they work? |
872 | The River Avon and its tributaries near Malmesbury : river management studies |
873 | Eel and elver studies in the Severn : interim report (256/6/ST) |
874 | The quality of rivers and estuaries in Northumbria region 1990 |
875 | A guide to sustainable urban drainage : protecting the quality of our environment |