| 26 | Help safeguard the Torridge (leaflet) |
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| 27 | The River Alt : fact file |
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| 28 | An investigation into the effect of Farnham STW on the River Wey |
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| 29 | An investigation into the effects of Woking STW on the River Wey |
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| 30 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
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| 31 | The extent of phosphorus release in the Norfolk Broads |
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| 32 | Report on the 1995 stock assessment of the Douglas catchment |
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| 33 | The effects of Guildford STW on the River Wey |
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| 34 | River Darent : strategy for the enhancement of the River Darent, Kent |
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| 35 | Preventing the spread of crayfish plague in the South West |
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| 36 | An investigation into the bacteriological levels in the River Seaton |
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| 37 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
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| 38 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
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| 39 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
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| 40 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
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| 41 | Investigations into the extent of saline water ingress into the River Parrett and the River Tone : February, March 1994 |
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| 42 | A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024 |
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| 43 | Guide to the Medway navigation 1994 |
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| 44 | Pollution control on the River Alt |
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| 45 | Fish found in the tidal Thames |
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| 46 | Canoeist guide to the River Severn |
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| 47 | The Ely Ouse Essex water transfer scheme |
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| 48 | Fishery survey of the Horner Water catchment |
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| 49 | The River Thame : catchment review : march 1996 |
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| 50 | Phosphate in the cut-off channel |
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