| 251 | Lake restoration : the role of biomanipulation : a one day seminar held in the Broads 18th March 1993 : organised by the National Rivers Authority and the Broads Authority |
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| 252 | Recreational waterways in the Anglian region : byelaws |
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| 253 | Shrewsbury flood defences : the next steps |
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| 254 | The Restoration of Vegetation on Saltmarshes |
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| 255 | Lake Mutanda in the Kigezi District |
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| 256 | A user's guide to the River Thames |
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| 257 | About the North West region : factfile |
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| 258 | On duty round the clock : fact file |
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| 259 | The National Rivers Authority : fact file |
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| 260 | Evaluation of the Close Season in Canals |
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| 261 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
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| 262 | Factors affecting the dispersal of coarse fish |
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| 263 | Sustainability examples from the USA and Canada |
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| 264 | Site supervision of the Beach Nourishment Scheme |
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| 265 | Changes to the water abstraction licensing system |
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| 266 | Fishery survey of the Doniford Stream 1994 |
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| 267 | Determining The Freshwater Flow Needs Of Estuaries |
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| 268 | The Trophic Diatom Index: A User's Manual; |
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| 269 | River water quality in the Midlands 1997 |
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| 270 | River water quality in the Midlands 1998 |
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| 271 | Duties and powers of the Environment Agency |
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| 272 | Hydropower developments and the National Rivers Authority |
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| 273 | Biological investigation of the Common Lake Stream |
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| 274 | 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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| 275 | The Ecology of Four Scarce Wetland Molluscs |
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