251 | Fishery survey of the River Axe catchment |
252 | Evaluating The Benefits Of Hydrometric Networks |
253 | The River Severn (NRA Severn-Trent 65) |
254 | General introduction to the Water Framework Directive |
255 | Pesticides in the aquatic environment 1995 |
256 | Garden with care and protect the environment |
257 | Navigations in the Anglian Region (NRA) |
258 | Canoeist guide to the River Severn |
259 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
260 | 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 |
261 | Recreational waterways in the Anglian region : byelaws |
262 | Shrewsbury flood defences : the next steps |
263 | The Restoration of Vegetation on Saltmarshes |
264 | Lake Mutanda in the Kigezi District |
265 | A user's guide to the River Thames |
266 | The River Ogmore action plan support document |
267 | About the North West region : factfile |
268 | On duty round the clock : fact file |
269 | The National Rivers Authority : fact file |
270 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
271 | Factors affecting the dispersal of coarse fish |
272 | Sustainability examples from the USA and Canada |
273 | Site supervision of the Beach Nourishment Scheme |
274 | Changes to the water abstraction licensing system |
275 | The Tame catchment (NRA Severn-Trent 67) |