1326 | A report on a baseline survey of the subtidal benthic communities within Portland Harbour (January 1997) |
1327 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
1328 | Policy and practice for the protection of groundwater : regional appendix South West region |
1329 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
1330 | Controlling the inputs of persistent chemical to marine waters from land-based sources |
1331 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |
1332 | The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1 |
1333 | Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay |
1334 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
1335 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
1336 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
1337 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
1338 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
1339 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
1340 | Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model |
1341 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
1342 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
1343 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
1344 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
1345 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
1346 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
1347 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
1348 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
1349 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
1350 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |