| 51 | Environmental Impact Of Run-Of-River Hydropower Schemes In Upland Rivers |
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| 52 | A report on the 1993 strategic stock assessment survey of the Eamont catchment with particular reference to salmonid fish |
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| 53 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
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| 54 | Ponds in Partnership Phase 1 Final Report: Establishing the Framework for the National Pond Monitoring Network |
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| 55 | Guidance on desk studies and conceptual site models for ecological risk assessment |
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| 56 | Impact assessment of scour valve test at Roadford Reservoir on water quality of the River Lyd |
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| 57 | (3) Statistical Analysis of Effluent Bioassays; |
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| 58 | A guide to risk analysis at the National Centre for Risk Analysis and Options Appraisal |
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| 59 | A report on the 1992 strategic stock assessment survey of the upper Dewent catchment and the River Marron with particular reference to salmonids |
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| 60 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
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| 61 | River Deben alleviation of low flows scheme : an environmental appraisal. Appendices |
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| 62 | Environmental protection draft report - united mines landfill appraisal of the disposal of waste from falmouth docks tip |
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| 63 | 1999 annual report on fisheries in the North west incorporating the annual summary of fishery statistics |
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| 64 | PVC : an evaluation using the Natural Step framework |
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| 65 | Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers |
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| 66 | River Ribble juvenile fish stock assessment 1998, with particular reference to salmonids |
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| 67 | Creation of Natural Assets Registers Using River Habitat Surveys |
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| 68 | Chalk stream malaise : anglers' views on contributory factors |
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| 69 | The Lowermoor environment report |
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| 70 | Water bill : impact on agriculture : briefing |
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| 71 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
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| 72 | Compliance Assessment for EC surface water abstraction directive 1991 |
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| 73 | Assessing the Impact of Agricultural Pesticides in the Aquatic Environment: Phase II |
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| 74 | Stock assessment review on the River Dart |
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| 75 | River Hodder juvenile fish stock assessment 1998, with particular reference to salmonids |
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