276 | Canoeist guide to the River Severn |
277 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
278 | 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 |
279 | Shrewsbury flood defences : the next steps |
280 | The Restoration of Vegetation on Saltmarshes |
281 | Lake Mutanda in the Kigezi District |
282 | A user's guide to the River Thames |
283 | The River Ogmore action plan support document |
284 | About the North West region : factfile |
285 | On duty round the clock : fact file |
286 | The National Rivers Authority : fact file |
287 | Evaluation of the Close Season in Canals |
288 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
289 | Factors affecting the dispersal of coarse fish |
290 | Sustainability examples from the USA and Canada |
291 | Changes to the water abstraction licensing system |
292 | The Tame catchment (NRA Severn-Trent 67) |
293 | Fishery survey of the Doniford Stream 1994 |
294 | Fishery survey of the Horner Water catchment |
295 | Fishery survey of the River Yeo catchment |
296 | Fishery survey of the Congresbury Yeo, 1994 |
297 | Fishery survey of the River Isle catchment |
298 | Determining The Freshwater Flow Needs Of Estuaries |
299 | The Trophic Diatom Index: A User's Manual; |
300 | River water quality in the Midlands 1997 |