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6626Graphical representation of certain metals and organics concentrations versus flow rates for some of the rivers in Districts 3 and 6
6627Wheal Jane minewater study : environmental appraisal and treatment strategy
6628Cyanobacteria (blue-green algae) in the south west region 1989
6629Draft list of potential target contaminants of fish tissue : interim report (397/4/ST)
6630Report on the millennium chalk streams fly trends study : a survey carried out in 2000 among 365 fly fishermen, fishery owners, club secretaries and river keepers
6631Environmental Impacts of Alkylphenol Ethoxylates and Carboxylates. Part 1 Proposals for the Development of Environmental Quality Standards
6632NRA report of blue-green algal monitoring 1992
6633Toxic blue-green algae : a report by the National Rivers Authority
6634NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group
6635Assessment of Field Monitors for Consent Monitoring - Phase 2
6636Planning liaison with local planning authorities
6637Rivers Nene and Great Ouse eutrophication studies : final report
6638River Mersey flood alleviation scheme : consultation document
6639River Erewash catchment management plan : action plan : August 1995
6640Medway LEAP : consultation draft - January 1999
6641River Erewash catchment management plan : consultation report summary (NRA Severn-Trent 23)
6642Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report
6643River Trent angling guide 2003
6644Diagnostic Drawing: Volvocales,
6645Severn Uplands LEAP : report on consultation. Summary of public consultation responses
6646Large Woody Debris In British Headwater Rivers: Summary Report
6647Interim review of data handling and information needs of regulatory agencies
6648Investigation of salinity in the river Thurne catchment of North East Norfolk
6649River Lark fact file
6650The Great Ouse (Bedford Ouse) fact file