| 1 | Bacteriological survey : The Wash |
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| 2 | The Waterways Bird Survey |
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| 3 | Angle on the Broads : helping you get the most out of fishing on the Broads |
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| 4 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
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| 5 | The River Ash : enhancement project |
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| 6 | The effect of the voluntary initiative on water quality |
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| 7 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
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| 8 | Hydrometry : the science of measuring the water cycle |
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| 9 | A report on the investigation of the Taff litter problem |
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| 10 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
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| 11 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns |
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| 12 | Fishery survey of the Congresbury Yeo, 1994 |
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| 13 | Surveying and tracking salmon in the sea |
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| 14 | Fishery survey of the Doniford Stream 1994 |
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| 15 | Fishery survey of the Horner Water catchment |
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| 16 | Fishery survey of the River Yeo catchment |
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| 17 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
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| 18 | River water quality in the Midlands 1997 |
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| 19 | Report on a visit to the Faroes |
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| 20 | River water quality in the Midlands 1998 |
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| 21 | Fishery survey of the River Isle catchment |
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| 22 | Swords water quality study - phase 1 : modelling the water quality of the River Thames |
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| 23 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997; |
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| 24 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1996; |
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| 25 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
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