501 | Environmental snapshot for the East of England [version 1] |
502 | The regulation of salmon angling in Great Britain
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503 | Disturbing the season's due: plankton periodicity in Grassmere, 1987 |
504 | The Evaluation of Acoustic Doppler Current Profiler Equipment |
505 | Modelling phytoplankton development in the proposed Cardiff Bay Barrage
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506 | Dead zones, live markers: the biological environments of larger U.K. Rivers
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507 | The Impact Of Particulate Outputs Associated With Timber Harvesting |
508 | The evaluation of Grant/YSU 3800 water quality monitor |
509 | PVC : an evaluation using the Natural Step framework |
510 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
511 | Landfill and the water environment : NRA position statement |
512 | The vision for our environment : making it happen |
513 | Environment Agency guidance on the conditioning of intermediate level waste |
514 | Quality audit of biological samples for the 1991 river quality survey |
515 | Pesticides in the aquatic environment 1997 full report |
516 | The precious resource : a brief guide to managing our water resources |
517 | Quantification of the relationship between effluent quality and biological quality : final report |
518 | Charging for discharges scheme : guidance to the agricultural industry |
519 | Priority and other specific polluting substances and the Water Framework Directive |
520 | Evaluation of historical data on the nutrient status of Esthwaite Water, Cumbria
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521 | An Aerial Photograph of Ferry House and The Pearsall Building |
522 | Review of existing practices for fluvial grass management throughout the NRA (213/1/Y) |
523 | The interpretation of rod and net catch data |
524 | Research and development in the Environment Agency : a short guide |
525 | Problems with sea trout and salmon in the Western Highlands |