| 251 | Drought in the South : in depth |
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| 252 | Tide tables for the Anglian Region 1997 |
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| 253 | Biological investigation of the Common Lake Stream |
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| 254 | The Ely Ouse Essex water transfer scheme |
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| 255 | The Trophic Diatom Index: A User's Manual; |
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| 256 | Factors affecting the dispersal of coarse fish |
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| 257 | Safeguarding the lower bristol avon - public consultation |
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| 258 | 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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| 259 | Fishery survey of the Horner Water catchment |
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| 260 | Endocrine Disruption in the Marine Environment |
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| 261 | Determining The Causes Of 'Apparent Eutrophication' Effects |
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| 262 | Monitoring the coast for flood defence |
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| 263 | Duties and powers of the Environment Agency |
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| 264 | Fishery survey of the River Isle catchment |
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| 265 | Refuse fill for the construction of seawalls |
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| 266 | Phosphate in the cut-off channel |
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| 267 | Determining The Freshwater Flow Needs Of Estuaries |
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| 268 | The Ecology of Four Scarce Wetland Molluscs |
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| 269 | Synoptic State of the Environment Monitoring |
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| 270 | Guide to the Medway navigation 1994 |
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| 271 | Recreational waterways in the anglian region |
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| 272 | Evaluating The Benefits Of Hydrometric Networks |
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| 273 | 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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| 274 | The River Severn (NRA Severn-Trent 65) |
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| 275 | The Recreational Use of Floodbanks Phase 1 |
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