| 401 | Salmon and sea trout fishing in the estuary of the River Tavy : a review |
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| 402 | Water resources for the future : a summary of the strategy for North East Region |
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| 403 | The Ribble fisheries management plan : a consultation document produced by the National Rivers Authority |
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| 404 | Investigation of the impact on water quality of the SWW Teign estuary sewerage trenching activity |
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| 405 | An Appraisal of Hydroacoustic Techniques for Monitoring the Spawning Migration of Shad in the River Wye |
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| 406 | Using Macrophytes for the Environmental Assessment of Rivers: The Role of Sediment Nutrients |
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| 407 | Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works |
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| 408 | An investigation into the water quality of the River Waldon during wet weather |
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| 409 | Action plan for the management of salmon for the River Test : consultation document |
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| 410 | Investigation into the 1999 failure of the European Community bathing waters directive at Beer beach (2001) |
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| 411 | Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame |
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| 412 | Getting afloat in the Midlands : a guide to using waterways in the region |
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| 413 | Review of the water abstraction charges scheme : consultation document : summary of responses to the consultation |
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| 414 | Water resources for the future : a summary of the strategy for Midlands Region |
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| 415 | Water resources for the future : a summary of the strategy for England and Wales |
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| 416 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire; |
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| 417 | The Ecology and Conservation of the Southern Damselfly (Coenagrion mercuriale - Charpentier) in Britain |
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| 418 | 1994 annual report on fisheries in the North West incorporating the annual summary of fishery statistics |
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| 419 | Fish and the Ecological Assessment of Lakes and Rivers for the Water Framework Directive |
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| 420 | Investigation of the environmental impact of Coombe Farm on the Clapton Stream January 1992 |
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| 421 | Assessment of the Trophic Status of Rivers using Macrophytes - Evaluation of the Mean Trophic Rank |
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| 422 | Best Available Techniques For The Control Of Pollution In The Fine And Speciality Organic Chemical Sector |
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| 423 | Technical Summary - Appraisal of the Impact of Multiple Retailers Quality Assurance Schemes on the Environment |
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| 424 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997; |
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| 425 | The ecology and management of riparian trees in the NRA Anglian region : draft final report |
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