3176 | East Anglia river times of travel |
3177 | Environmental indicators : a set of environmental indicators for Environment Agency use |
3178 | Effects of agricultural soil erosion on watercourses |
3179 | The effects of Guildford STW on the River Wey |
3180 | Wheal Jane : a clear improvement |
3181 | Regional strategic options study : final report : component 7 : River Trent to Rutland water transfer |
3182 | River Cherwell catchment review |
3183 | Herbarium Image: Anagallis tenella |
3184 | Protecting the Kenwith Valley, Bideford |
3185 | Pupating Odontocerum |
3186 | Electron Microscope Image: Chytrid microfungus parasitising a diatom (Asterionella formosa) |
3187 | Glyphotaelius wing |
3188 | A Proposed Scheme To Ensure The Quality Of Data Generated By Laboratories Undertaking Regulatory Ecotoxicological Testing |
3189 | Agapetus shelters |
3190 | Electron Microscope Image: Chytrid microfungus parasitising Asterionella formosa |
3191 | MCERTS : the Environment Agency's monitoring certification scheme |
3192 | Rhodochorton (Audouinella), |
3193 | Water resources for the future : a strategy for the East Midlands |
3194 | Code of practice for safety in electric fishing operations |
3195 | Catch and release: the survival and behaviour of Atlantic salmon angled and returned to the Aberdeenshire Dee, in spring and early summer |
3196 | Fish leeches, |
3197 | Quarterly Review 1992/92 (1) April - June 1992 |
3198 | Time of travel on the [River] Chertsey Bourne under low flow conditions |
3199 | Welcome to the Essex catchment |
3200 | Regional fishing guide : a guide to day ticket waters in the Midlands |