| 976 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
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| 977 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
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| 978 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
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| 979 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
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| 980 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
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| 981 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
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| 982 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
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| 983 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
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| 984 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |
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| 985 | Time of travel study on the River Wandle under two different flow conditions |
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| 986 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 987 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 988 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 989 | Lower Lee fish mortalities associated with rainfall : including the event of 7/8th September 1993 |
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| 990 | Integrated river corridor assessment : a pilot study of the rivers Wansbeck and North Tyne in Northumbria |
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| 991 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 992 | River Stort : draft catchment management plan for flood defence and the environment : May 1991 |
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| 993 | Correspondence Relating to the Seismic Surveys of Lake District Water Bodies undertaken by Prof. Gerald Sargent in 1983 and 1987 |
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| 994 | The Effect of N Fertiliser forms on nitrous oxide emissions from UK arable and grassland. Defra project number NT2605 |
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| 995 | The Effect of N Fertiliser forms on N2O emissions from UK arable and grassland. Experimental site in Dumfries, 2004 |
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| 996 | The Effect of N Fertiliser forms on N2O emissions from UK arable and grassland. Experimental site in Devon, 2004 |
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| 997 | Groundwater pollution : evaluation of the extent and character of groundwater pollution from point sources in England and Wales |
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| 998 | Analysis of natural and polluted river communities in Great Britain- Progress report for the period April 1984- March 1988
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| 999 | Effects of flow regime on the young stages of salmonid fishes- summary and conclusions based on results for 1981- 1985 |
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| 1000 | Report on two electrofishing surveys carried out between July 10-25 1978 and July 9-12 1979 on the proposed Kielder Water
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