| 76 | Fishery survey of the Bridgwater and Taunton Canal |
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| 77 | Note 3 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 78 | 'Sea Vigil' water quality monitoring : the Wash 1992-1993 |
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| 79 | 'Sea Vigil' water quality monitoring : the Humber estuary 1994 |
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| 80 | 'Sea Vigil' water quality monitoring : the Humber estuary 1992-1993 |
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| 81 | Swords water quality study - phase 1 : water quality of the Thames |
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| 82 | A second stage evaluation of the Grant YSI3815 Water Logger |
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| 83 | A report on the River Chew at Chewton Mendip, 6th August 1992 |
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| 84 | The National Rivers Authority employee attitude survey : summary |
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| 85 | A macroinvertebrate survey of the Releath stream and associated tributaries within the vicinity of Trevethan Farm : final draft report - Water Quality section, Cornwall area |
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| 86 | Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/02- September 1998 |
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| 87 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
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| 88 | Technical review of the post-closure safety case for the Drigg low-level radioactive waste disposal site : PCSC development programme review plan and instructions for reviewers : guidance note 1, December 1997 |
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| 89 | Tamar Lakes project 2001 : initial assessment of nutrient data to identify pollution sources, assess the effect of Tamar Lakes on the downstream water quality and to recommend future monitoring requirements |
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| 90 | The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority |
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| 91 | Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/01- May 1998 |
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| 92 | River Meavy salmon and sea trout populations : assessment of the impact of flows |
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| 93 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 94 | Assessment of radioactive discharge screening levels for biota protected under the habitats regulations : April 2002 |
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| 95 | National marine baseline survey 1995 : littoral cell 11 : Great Orme to the Solway Firth |
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| 96 | National marine baseline survey 1995 : littoral cell 7 : Lands End to the Severn Estuary |
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| 97 | Annual classification of river water quality 1992 : numbers of samples exceeding the quality standard |
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| 98 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 99 | Space to live, space to play : a recreation strategy for the River Thames : appendices |
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| 100 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
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