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6451NRA Welsh Region South West Area Minewaters Workshop, 23 May 1995, Swansea : summary report
6452The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report
6453Dioxins and the River Doe Lea : plain English report
6454A review of the industrial uses of continuous monitoring systems : incineration processes : a report produced for NCCA and ETSU by Entec
64551994 general quality assessment (GQA) Cornwall area
6456Kennet catchment : time of travel studies final report
6457Chlorohyll and Phosphorus Classifications for UK Lakes
6458Investigating the feasibility of using neural networks to derive chlorophyll a prediction algorithms for case 2 waters
6459Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report
6460Herbarium Image: Phalaris arundinacea
6461Herbarium Image: Orobanche elatior
6462An appraisal of the options for the structure of the water resources function in Thames Region NRA
6463Grey tide against green marsh : sea defences in East Anglia : synopsis of proceedings of conference held at Snape on 1st November 1991
6464Hampshire salmon seminar 5th October 1993
6465Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000
6466Chemical river quality 1993-1995 according to the general quality assessment (GQA) scheme [map] : scale 1 : 750 000
6467An investigation into bathing water quality at Millendreath
6468Guide to groundwater vulnerability mapping in England and Wales
6469NRA regional, area and catchment boundaries
6470Development of marine phytoplankton methodology and quality assurance procedures : second draft
6471Impacts Of Nutrients In Estuaries - Phase 2 : Summary Report
6472Sampling Littoral Diatoms in Lakes for Ecological Status Assessments: a Literature Review
6473Sediment input from coastal cliff erosion : interim report (literature review)
6474Code of practice - marine activities : part I : sea-going vessels
6475Code of practice - marine activities : part II : boats - type II-V