| 51 | An investigation of sewage on the beach at Porthcothan |
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| 52 | Second annual review of the Seaton, Looe and Fowey catchment management plan |
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| 53 | The Seaton, Looe and Fowey catchment management plan : action plan |
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| 54 | Quality audit of biological samples for the 1990 river quality survey |
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| 55 | Environmental planning issues in the North Wessex area |
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| 56 | Continuous water quality monitoring results for the Carnon river |
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| 57 | An investigation of the water quality in three Plymouth catchment streams |
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| 58 | An investigation into the bathing water quality at Porthallow |
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| 59 | First annual review of the River Tone catchment management plan |
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| 60 | Cyanobacteria (blue-green algae) in the south west region 1989 |
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| 61 | Quality audit of biological samples for the 1991 river quality survey |
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| 62 | Investigations of discharges into the River Lemon at Newton Abbot |
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| 63 | An assessment of river water quality in the River Kenn |
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| 64 | Second annual review of the Taw / Torridge Estuary catchment management plan |
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| 65 | Second annual review of the Sid/Otter catchment management plan 1999 |
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| 66 | Impact assessment of acidic and metalliferous pollution in the Fowley Stream |
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| 67 | Historic changes in the Upper River Ehen Catchment- Summary |
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| 68 | Second annual review of the River Torridge catchment management plan |
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| 69 | A second stage evaluation of the Grant YSI3815 Water Logger |
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| 70 | Reduction in aldrin and dieldrin concentrations in the Newlyn River |
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| 71 | Second annual review of the River Taw catchment management plan |
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| 72 | Making an impact on the ground key achievements in 2002 - Somerset area |
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| 73 | Identification of water quality problems in the Strat and Neet catchments |
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| 74 | An investigation to determine the water quality of Churchstanton Stream |
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| 75 | Fishery survey of the Bridgwater and Taunton Canal |
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