251 | The Environment Agency navigations : Thames, Anglian, Southern |
252 | Sustainable water resources for the future |
253 | Pollution control on the River Alt |
254 | A Review of the Application of |
255 | Ecology and the Water Framework Directive |
256 | Snapshots of the environment : regulating major industry |
257 | 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 |
258 | Review of the microtox toxicity test |
259 | Silt - and its effects on the river |
260 | MCERTS : the Environment Agency's monitoring certification scheme |
261 | The effects of predation on salmon fisheries |
262 | Fisheries Assessment Software within the Environment Agency |
263 | The story of a river : Ripples 1 |
264 | Recreation strategy for the River Thames |
265 | Information [on the NRA Anglian Region] |
266 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
267 | The Atlantic Salmon Trust Journal 2011 |
268 | Environmental snapshot for the Anglian region 2002 |
269 | Holding back the sea - ripples 3 |
270 | Fish, fisheries and the Water Framework Directive |
271 | A history of the By Brook |
272 | Coastal flooding in the North West |
273 | Bioaccumulation of metals in the Thames Estuary |
274 | Stock assessment review on the River Teign |
275 | Environmental issues in the Midlands 1995/96 |