| 76 | Canoeist guide to the River Severn |
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| 77 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
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| 78 | Lake restoration : the role of biomanipulation : a one day seminar held in the Broads 18th March 1993 : organised by the National Rivers Authority and the Broads Authority |
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| 79 | The River Ogmore action plan support document |
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| 80 | The Tame catchment (NRA Severn-Trent 67) |
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| 81 | Fishery survey of the Doniford Stream 1994 |
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| 82 | Fishery survey of the Horner Water catchment |
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| 83 | Fishery survey of the River Yeo catchment |
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| 84 | Fishery survey of the Congresbury Yeo, 1994 |
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| 85 | Fishery survey of the River Isle catchment |
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| 86 | River water quality in the Midlands 1997 |
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| 87 | River water quality in the Midlands 1998 |
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| 88 | Study of the River Stour, Kent |
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| 89 | The River Thame : catchment review : march 1996 |
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| 90 | Phosphate in the cut-off channel |
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| 91 | Guide to the Medway navigation 1994 |
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| 92 | The River Lark project Final Report |
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| 93 | The Ely Ouse Essex water transfer scheme |
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| 94 | The Nidd and Wharfe catchment (river factfiles) |
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| 95 | Study of the behaviour and impact of two sewage treatment works of the Thames catchment |
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| 96 | Investigation into the chemicals present and entering the Stover Lake, Stover Country Park |
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| 97 | Investigation into inputs in the Erme estuary and their effects on the bathing waters at Mothecombe |
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| 98 | The water protection zone (River Dee catchment) designation order : supplementary paper in support of the application |
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| 99 | A review of the performance of Aldershot STW and its effect on the River Blackwater |
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| 100 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London basin : April 2000 |
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