251 | 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 |
252 | Review of the microtox toxicity test |
253 | Silt - and its effects on the river |
254 | MCERTS : the Environment Agency's monitoring certification scheme |
255 | The effects of predation on salmon fisheries |
256 | Fisheries Assessment Software within the Environment Agency |
257 | The story of a river : Ripples 1 |
258 | Recreation strategy for the River Thames |
259 | Information [on the NRA Anglian Region] |
260 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
261 | Navigations in the Anglian region (EA) |
262 | The Atlantic Salmon Trust Journal 2011 |
263 | Environmental snapshot for the Anglian region 2002 |
264 | Holding back the sea - ripples 3 |
265 | Fish, fisheries and the Water Framework Directive |
266 | A history of the By Brook |
267 | Coastal flooding in the North West |
268 | Bioaccumulation of metals in the Thames Estuary |
269 | Stock assessment review on the River Teign |
270 | Fish found in the tidal Thames |
271 | Stock assessment review on the River Dart |
272 | Humber estuary : state of the environment 1998 |
273 | Invertebrate animals of the tidal Thames |
274 | Marine safety in the Harbour of Rye |
275 | Drought in the South : in depth |