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76An assessment of the causes of non-compliance with river quality standards within the River Tiddy catchment (1989-1991)
77Quality audit of biological samples for the 1991 river quality survey
78Lakes, Ponds and Reservoirs in the Southern Region (NRA)
79Identification of water quality problems in the Strat and Neet catchments
80Second annual review of the Sid/Otter catchment management plan 1999
81Second annual review of the Seaton, Looe and Fowey catchment management plan
82The Adur and Ouse catchment abstraction management strategy : consultation document
83Environmental protection and pollution control : in the North West
84Investigation of mercury contamination in the Red River catchment, West Cornwall
85Environmental planning issues in the North Wessex area
86Macroinvertebrates of the River Nar : Great Ouse catchment : draft report
87Report on the quality of bathing waters 1990
88Sustaining our resources : the way forward : summary document
89Reduction in aldrin and dieldrin concentrations in the Newlyn River
90Historic changes in the Upper River Ehen Catchment- Summary
91First annual review of the River Tone catchment management plan
92Quality audit of biological samples for the 1990 river quality survey
93The Tame catchment management plan : consultation report summary : January 1996
94The Ribble Estuary 1992 surveys : summary of results
95Impact assessment of acidic and metalliferous pollution in the Fowley Stream
96Second annual review of the River Taw catchment management plan
97Second annual review of the River Torridge catchment management plan
98Second annual review of the Taw / Torridge Estuary catchment management plan
99Making an impact on the ground key achievements in 2002 - Somerset area
100An investigation of the water quality in three Plymouth catchment streams