251 | The River Ogmore action plan support document |
252 | About the North West region : factfile |
253 | On duty round the clock : fact file |
254 | The National Rivers Authority : fact file |
255 | Evaluation of the Close Season in Canals |
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 | Fishery survey of the Horner Water catchment |
262 | Fishery survey of the River Yeo catchment |
263 | Fishery survey of the Congresbury Yeo, 1994 |
264 | Fishery survey of the River Isle catchment |
265 | Determining The Freshwater Flow Needs Of Estuaries |
266 | The Trophic Diatom Index: A User's Manual; |
267 | Shoreline management plans in the Anglian region |
268 | The future of shoreline management : conference papers |
269 | Duties and powers of the Environment Agency |
270 | Biological investigation of the Common Lake Stream |
271 | The Ecology of Four Scarce Wetland Molluscs |
272 | Recreational waterway byelaws in the Anglian region |
273 | A brief guide to the medway |
274 | A brief guide to the thames |
275 | Study of the River Stour, Kent |