1226 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
1227 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
1228 | A report on a baseline survey of the subtidal benthic communities within Portland Harbour (January 1997) |
1229 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
1230 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
1231 | Controlling the inputs of persistent chemical to marine waters from land-based sources |
1232 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |
1233 | The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1 |
1234 | Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay |
1235 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
1236 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
1237 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
1238 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
1239 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
1240 | Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model |
1241 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
1242 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
1243 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
1244 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
1245 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
1246 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
1247 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
1248 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
1249 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
1250 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |