251 | About the North West region : factfile |
252 | On duty round the clock : fact file |
253 | The National Rivers Authority : fact file |
254 | Evaluation of the Close Season in Canals |
255 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
256 | Factors affecting the dispersal of coarse fish |
257 | Sustainability examples from the USA and Canada |
258 | Site supervision of the Beach Nourishment Scheme |
259 | Changes to the water abstraction licensing system |
260 | The Tame catchment (NRA Severn-Trent 67) |
261 | Determining The Freshwater Flow Needs Of Estuaries |
262 | The Trophic Diatom Index: A User's Manual; |
263 | River water quality in the Midlands 1997 |
264 | River water quality in the Midlands 1998 |
265 | Shoreline management plans in the Anglian region |
266 | The future of shoreline management : conference papers |
267 | Duties and powers of the Environment Agency |
268 | Hydropower developments and the National Rivers Authority |
269 | Biological investigation of the Common Lake Stream |
270 | The Ecology of Four Scarce Wetland Molluscs |
271 | Recreational waterway byelaws in the Anglian region |
272 | Endocrine Disruption in the Marine Environment |
273 | Study of the River Stour, Kent |
274 | The source : a guide to NRA services |
275 | What's happening in the North East |