251 | FBA News 70 |
252 | Ceraclea dissimilis larva, |
253 | Setodes argentipunctellus larva, |
254 | Adult Glossosomatid spurs |
255 | Ceraclea dissimilis case, |
256 | Paraleptophlebia submarginata |
257 | Ecdyonurus insignis |
258 | Heptagenia fuscogrisea |
259 | Ecdyonurus torrentis |
260 | Factors affecting natural smolt production |
261 | The Opening Ceremony of The River Laboratory |
262 | Cover of A Key to the Adults and Nymphs of the British Stoneflies (Plecoptera), with Notes on their Ecology and Distribution |
263 | Front Cover of A Key to the British Fresh- and Brackish-Water Gastropods, with Notes on their Ecology |
264 | Progress Report December 1998 |
265 | Triaenodes bicolor larva, |
266 | Groundwater-surface Water Interactions: A Survey of UK Field Site Infrastructure |
267 | Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2011-2012 |
268 | Fish-eating birds : assessing their impact on freshwater fisheries |
269 | Progress Report December 1993 |
270 | Wensum DTC General information - Supporting Document Monitoring Kiosk A |
271 | Windermere South Basin Seismic Survey Data 1987 Section 05 |
272 | The use of air cooled blastfurnace slag as an unbound aggregate in the construction industry : BACMI/Environment Agency joint guidelines |
273 | Windermere South Basin Seismic Survey Data 1987 Section 04 |
274 | Windermere South Basin Seismic Survey Data 1987 Section 03 |
275 | Windermere South Basin Seismic Survey Data 1987 Section 02 |