576 | A review of factors affecting the abundance and catch of spring salmon fom the River Wye and elsewhere, and proposals for stock maintenance and enhancement |
577 | Recorded rainfall data in the Wensum Catchment between 2010 and 2015 (hourly resolution) |
578 | Protocol on "managing waste" : memorandum of understanding between Local Government Association and the Environment Agency |
579 | Front Cover of Some Methods for the Statistical Analysis of Samples of Benthic Invertebrates |
580 | Assessment of the nutrient status and associated algal productivity of Malham Tarn, Yorkshire
|
581 | Invertebrates of Esthwaite in relation to development of fish farming in the South Basin |
582 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
583 | Planning application for the proposed Maidenhead, Windsor and Eton flood alleviation scheme January 1991 |
584 | Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts |
585 | The evaluation of a Partech model 5100 hand-held dissolved oxygen meter (220/26/T) |
586 | Catches of Brown Trout in the River Don - Preliminary analysis of Angler's Returns |
587 | Front Cover of A Key to the British Freshwater Cyclopid and Calanoid Copepods, with Ecological Notes |
588 | Nitrates in surface water, inputs and seasonality- Progress report for the period April- December 1987 |
589 | Thames 21 - a planning perspective and a sustainable strategy for the Thames Region : consultation draft |
590 | Environmental protection - the waste management licensing regulations 1994 : amended and consolidated. Version 5 |
591 | Problems and solutions in the management of open seas fisheries for Atlantic salmon |
592 | Road transport and the environment risk assessment and options appraisal : final summary report |
593 | Space to live, space to play : a recreation strategy for the River Thames : appendices |
594 | Blooming weather: Predicting the incidence of summers with high-risk of cyanobacterial blooms |
595 | Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) : executive summary (OI/420/9/A) |
596 | Best Available Techniques For The Control Of Pollution In Petrochemical And Large Volume Organic Chemical Processes |
597 | A Review Of The Treatment Of Criticality In Post-Closure Safety Assessment Of Radioactive Waste Disposal |
598 | An approach to hydrogeological assessment of Quaternary deposits in the UK: Part 1 Background |
599 | Developing Guidance for Setting Limits on Radioactive Discharges to the Environment from Nuclear-licensed Sites |
600 | Procedures and results of biochemical oxygen demand tests carried out at the Crossness laboratory 1990 |