226 | Pesticides in the aquatic environment 1996 |
227 | The Environment Agency navigations : Thames, Anglian, Southern |
228 | Sustainable water resources for the future |
229 | Pollution control on the River Alt |
230 | A Review of the Application of |
231 | Ecology and the Water Framework Directive |
232 | Snapshots of the environment : regulating major industry |
233 | The introduction of an effective market testing programme for the flood defence function of the National Rivers Authority in the North West Region : certificate in management |
234 | Review of the microtox toxicity test |
235 | Silt - and its effects on the river |
236 | MCERTS : the Environment Agency's monitoring certification scheme |
237 | Fisheries Assessment Software within the Environment Agency |
238 | Bewdley flood defences : the invisible defences |
239 | The story of a river : Ripples 1 |
240 | Recreation strategy for the River Thames |
241 | Information [on the NRA Anglian Region] |
242 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
243 | Navigations in the Anglian region (EA) |
244 | Environmental snapshot for the Anglian region 2002 |
245 | Holding back the sea - ripples 3 |
246 | Fish, fisheries and the Water Framework Directive |
247 | A history of the By Brook |
248 | Coastal flooding in the North West |
249 | Bioaccumulation of metals in the Thames Estuary |
250 | Environmental issues in the Midlands 1995/96 |