276 | About the North West region : factfile |
277 | On duty round the clock : fact file |
278 | The National Rivers Authority : fact file |
279 | Evaluation of the Close Season in Canals |
280 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
281 | Factors affecting the dispersal of coarse fish |
282 | Sustainability examples from the USA and Canada |
283 | Site supervision of the Beach Nourishment Scheme |
284 | Changes to the water abstraction licensing system |
285 | Determining The Freshwater Flow Needs Of Estuaries |
286 | The Trophic Diatom Index: A User's Manual; |
287 | Shoreline management plans in the Anglian region |
288 | The future of shoreline management : conference papers |
289 | Duties and powers of the Environment Agency |
290 | Hydropower developments and the National Rivers Authority |
291 | Biological investigation of the Common Lake Stream |
292 | 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 |
293 | The Ecology of Four Scarce Wetland Molluscs |
294 | Recreational waterway byelaws in the Anglian region |
295 | Endocrine Disruption in the Marine Environment |
296 | A brief guide to the medway |
297 | A brief guide to the thames |
298 | Study of the River Stour, Kent |
299 | The source : a guide to NRA services |
300 | We care for the environment : could you? |