| 301 | On duty round the clock : fact file |
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| 302 | The National Rivers Authority : fact file |
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| 303 | Evaluation of the Close Season in Canals |
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| 304 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
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| 305 | Factors affecting the dispersal of coarse fish |
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| 306 | Sustainability examples from the USA and Canada |
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| 307 | Site supervision of the Beach Nourishment Scheme |
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| 308 | Changes to the water abstraction licensing system |
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| 309 | The Tame catchment (NRA Severn-Trent 67) |
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| 310 | Fishery survey of the Doniford Stream 1994 |
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| 311 | Fishery survey of the Horner Water catchment |
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| 312 | Fishery survey of the River Yeo catchment |
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| 313 | Fishery survey of the Congresbury Yeo, 1994 |
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| 314 | Fishery survey of the River Isle catchment |
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| 315 | Determining The Freshwater Flow Needs Of Estuaries |
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| 316 | The Trophic Diatom Index: A User's Manual; |
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| 317 | River water quality in the Midlands 1997 |
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| 318 | River water quality in the Midlands 1998 |
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| 319 | Shoreline management plans in the Anglian region |
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| 320 | The future of shoreline management : conference papers |
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| 321 | Duties and powers of the Environment Agency |
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| 322 | Hydropower developments and the National Rivers Authority |
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| 323 | Biological investigation of the Common Lake Stream |
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| 324 | Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region |
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| 325 | The Ecology of Four Scarce Wetland Molluscs |
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