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6151A review of the industrial uses of continuous monitoring systems : incineration processes : a report produced for NCCA and ETSU by Entec
61521994 general quality assessment (GQA) Cornwall area
6153Chlorohyll and Phosphorus Classifications for UK Lakes
6154Investigating the feasibility of using neural networks to derive chlorophyll a prediction algorithms for case 2 waters
6155Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report
6156Herbarium Image: Phalaris arundinacea
6157Herbarium Image: Orobanche elatior
6158An appraisal of the options for the structure of the water resources function in Thames Region NRA
6159Public participation and the Water Framework Directive
6160Hampshire salmon seminar 5th October 1993
6161Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000
6162Chemical river quality 1993-1995 according to the general quality assessment (GQA) scheme [map] : scale 1 : 750 000
6163Guide to groundwater vulnerability mapping in England and Wales
6164Investigation of existing conservation interests and potential furtherance opportunities
6165NRA regional, area and catchment boundaries
6166Impacts Of Nutrients In Estuaries - Phase 2 : Summary Report
6167Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon
6168Sampling Littoral Diatoms in Lakes for Ecological Status Assessments: a Literature Review
6169Sediment input from coastal cliff erosion : interim report (literature review)
6170River catchment plans for flood defence and land drainage : River Stort - evaluation report
6171Code of practice - marine activities : part I : sea-going vessels
6172Code of practice - marine activities : part II : boats - type II-V
6173Herbarium Image: Callitriche obtusangula
6174A brief history of the River Stour navigation : 1705 to the present day
6175Ely Ouse catchment management plan : first annual review Jan 1994 to Jan 1996