801 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
802 | Interim guidelines on the ranges of enteric organism decay rates (T90s) under different marine conditions |
803 | Trevone Bay beach EC bathing water guideline non-compliance : investigation into the Trevone Stream : final report |
804 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
805 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
806 | Planning application for the proposed Maidenhead, Windsor and Eton flood alleviation scheme January 1991 |
807 | Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts |
808 | The evaluation of a Partech model 5100 hand-held dissolved oxygen meter (220/26/T) |
809 | Hope Cove : non-compliance in 1998 with the European Community bathing water directive (76/160/EEC) |
810 | Catches of Brown Trout in the River Don - Preliminary analysis of Angler's Returns |
811 | Front Cover of A Key to the British Freshwater Cyclopid and Calanoid Copepods, with Ecological Notes |
812 | Manual for the use of herbicides in or near water : January 1993 : final draft report |
813 | Nitrates in surface water, inputs and seasonality- Progress report for the period April- December 1987 |
814 | The development of a portable battery-powered telemetry system for use in water quality investigations |
815 | Thames 21 - a planning perspective and a sustainable strategy for the Thames Region : consultation draft |
816 | Environmental protection - the waste management licensing regulations 1994 : amended and consolidated. Version 5 |
817 | Road transport and the environment risk assessment and options appraisal : final summary report |
818 | Space to live, space to play : a recreation strategy for the River Thames : appendices |
819 | Effects of suspended solids on salmon (Salmo salar, L.) in the Parrett stuary, Somerset, Draft |
820 | Blooming weather: Predicting the incidence of summers with high-risk of cyanobacterial blooms |
821 | Guidance on the Development of Typology and Classification Systems for Transitional and Coastal Waters |
822 | Technical basis for the predicted impacts of relocating Redgrave abstraction to Borehole B |
823 | Best Available Techniques For The Control Of Pollution In Petrochemical And Large Volume Organic Chemical Processes |
824 | A Review Of The Treatment Of Criticality In Post-Closure Safety Assessment Of Radioactive Waste Disposal |
825 | An approach to hydrogeological assessment of Quaternary deposits in the UK: Part 1 Background |