301 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
302 | 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 |
303 | Recreational waterways in the Anglian region : byelaws |
304 | Shrewsbury flood defences : the next steps |
305 | The Restoration of Vegetation on Saltmarshes |
306 | Lake Mutanda in the Kigezi District |
307 | A user's guide to the River Thames |
308 | The River Ogmore action plan support document |
309 | About the North West region : factfile |
310 | On duty round the clock : fact file |
311 | The National Rivers Authority : fact file |
312 | Evaluation of the Close Season in Canals |
313 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
314 | Factors affecting the dispersal of coarse fish |
315 | Sustainability examples from the USA and Canada |
316 | Site supervision of the Beach Nourishment Scheme |
317 | Changes to the water abstraction licensing system |
318 | The Tame catchment (NRA Severn-Trent 67) |
319 | Fishery survey of the Doniford Stream 1994 |
320 | Fishery survey of the Horner Water catchment |
321 | Fishery survey of the River Yeo catchment |
322 | Fishery survey of the Congresbury Yeo, 1994 |
323 | Fishery survey of the River Isle catchment |
324 | Determining The Freshwater Flow Needs Of Estuaries |
325 | The Trophic Diatom Index: A User's Manual; |