226 | Lake Mutanda in the Kigezi District |
227 | A user's guide to the River Thames |
228 | About the North West region : factfile |
229 | On duty round the clock : fact file |
230 | The National Rivers Authority : fact file |
231 | Evaluation of the Close Season in Canals |
232 | Site supervision of the Beach Nourishment Scheme |
233 | Changes to the water abstraction licensing system |
234 | The Tame catchment (NRA Severn-Trent 67) |
235 | Fishery survey of the Doniford Stream 1994 |
236 | Fishery survey of the Horner Water catchment |
237 | Fishery survey of the River Yeo catchment |
238 | Fishery survey of the Congresbury Yeo, 1994 |
239 | Fishery survey of the River Isle catchment |
240 | Determining The Freshwater Flow Needs Of Estuaries |
241 | The Trophic Diatom Index: A User's Manual; |
242 | River water quality in the Midlands 1997 |
243 | River water quality in the Midlands 1998 |
244 | Duties and powers of the Environment Agency |
245 | Hydropower developments and the National Rivers Authority |
246 | Biological investigation of the Common Lake Stream |
247 | Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region |
248 | The Ecology of Four Scarce Wetland Molluscs |
249 | Recreational waterway byelaws in the Anglian region |
250 | Endocrine Disruption in the Marine Environment |