| 1251 | The Impact Of Discarded Fishing Line And Tackle On Mute Swans - Phase 1 |
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| 1252 | Heavy metal contaminants in fish caught from the Mersey Estuary and inshore Liverpool Bay |
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| 1253 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
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| 1254 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
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| 1255 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
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| 1256 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
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| 1257 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
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| 1258 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
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| 1259 | Effectiveness of eutrophication control by phosphorus reduction: development of the INCA-P model |
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| 1260 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
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| 1261 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
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| 1262 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
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| 1263 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
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| 1264 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
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| 1265 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
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| 1266 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
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| 1267 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
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| 1268 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
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| 1269 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 1270 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 1271 | Analysis of bacteriological contamination and accumulation of metals and organics in the mussel (Mytilus edulis) |
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| 1272 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 1273 | Lower Lee fish mortalities associated with rainfall : including the event of 7/8th September 1993 |
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| 1274 | Integrated river corridor assessment : a pilot study of the rivers Wansbeck and North Tyne in Northumbria |
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| 1275 | River Teign corridor survey : prepared by Ecologue for the National Rivers Authority (South West Region) |
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