| 1226 | An audit of performance in the processing of macro-invertebrate samples in 1992 |
|---|
| 1227 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
|---|
| 1228 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
|---|
| 1229 | A report on a baseline survey of the subtidal benthic communities within Portland Harbour (January 1997) |
|---|
| 1230 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
|---|
| 1231 | Policy and practice for the protection of groundwater : regional appendix South West region |
|---|
| 1232 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
|---|
| 1233 | Controlling the inputs of persistent chemical to marine waters from land-based sources |
|---|
| 1234 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |
|---|
| 1235 | The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1 |
|---|
| 1236 | Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay |
|---|
| 1237 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
|---|
| 1238 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
|---|
| 1239 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
|---|
| 1240 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
|---|
| 1241 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
|---|
| 1242 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
|---|
| 1243 | Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model |
|---|
| 1244 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
|---|
| 1245 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
|---|
| 1246 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
|---|
| 1247 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
|---|
| 1248 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
|---|
| 1249 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
|---|
| 1250 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
|---|
