| 5551 | NRA Welsh Region South West Area Minewaters Workshop, 23 May 1995, Swansea : summary report |
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| 5552 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
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| 5553 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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| 5554 | Dioxins and the River Doe Lea : plain English report |
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| 5555 | A review of the industrial uses of continuous monitoring systems : incineration processes : a report produced for NCCA and ETSU by Entec |
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| 5556 | 1994 general quality assessment (GQA) Cornwall area |
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| 5557 | Kennet catchment : time of travel studies final report |
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| 5558 | Chlorohyll and Phosphorus Classifications for UK Lakes |
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| 5559 | Investigating the feasibility of using neural networks to derive chlorophyll a prediction algorithms for case 2 waters |
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| 5560 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
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| 5561 | Herbarium Image: Phalaris arundinacea |
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| 5562 | Herbarium Image: Orobanche elatior |
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| 5563 | An appraisal of the options for the structure of the water resources function in Thames Region NRA |
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| 5564 | Public participation and the Water Framework Directive |
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| 5565 | Hampshire salmon seminar 5th October 1993 |
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| 5566 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 5567 | Chemical river quality 1993-1995 according to the general quality assessment (GQA) scheme [map] : scale 1 : 750 000 |
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| 5568 | Guide to groundwater vulnerability mapping in England and Wales |
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| 5569 | Investigation of existing conservation interests and potential furtherance opportunities |
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| 5570 | Locations of licensed abstractions and hydrometric stations |
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| 5571 | NRA regional, area and catchment boundaries |
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| 5572 | Development of marine phytoplankton methodology and quality assurance procedures : second draft |
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| 5573 | Impacts Of Nutrients In Estuaries - Phase 2 : Summary Report |
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| 5574 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
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| 5575 | Sampling Littoral Diatoms in Lakes for Ecological Status Assessments: a Literature Review |
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