6101 | An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge |
6102 | NRA Anglian Region Plan Summary 1991/1992 |
6103 | An investigation to determine if South Molton STW is the cause of elevated copper and zinc concentrations downstream in the River Mole [DEV/E/18/95] |
6104 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
6105 | Bideford fine screen outfall post scheme appraisal |
6106 | Water quality report 1992 |
6107 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
6108 | Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example |
6109 | General Quality Assessment (GQA) Devon Area 1994 |
6110 | Hartland and Clovelly streams : catchment action plan |
6111 | Hartland streams river water quality classification 1990 |
6112 | Hartland streams river water quality classification 1991 |
6113 | Impact assessment of acidic and metalliferous pollution in the Fowley Stream |
6114 | North Devon coast and Lyn catchment river water quality classification 1990 |
6115 | Water for the future in Kent : NRA response to the issues and options report |
6116 | North Devon coast and Lyn catchment river water quality classification 1991 |
6117 | North Devon streams : action plan, August 1997 |
6118 | North Devon streams : consultation report, October 1996 |
6119 | Occurrence of cryptosporidium oocysts in river water |
6120 | Review of fishery regulations on the Rivers Taw and Torridge |
6121 | River Lyn fisheries survey 1994 |
6122 | River quality classification 1985-1990 : identification of possible causes of non-compliance with river quality objectives |
6123 | River Taw : catchment action plan |
6124 | River Taw catchment management plan : public consulatation |
6125 | River Taw catchment river water quality classification 1990 |