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