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451A macroinvertebrate survey of the Releath stream and associated tributaries within the vicinity of Trevethan Farm : final draft report - Water Quality section, Cornwall area
452An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31)
453The Management of blue-green algal blooms in South-East Australia : a report on the visit to Australia by MJ Pearson and AJD Ferguson in January/February 1993
454Impact of watercress cultivation on river water quality- Progress report for the period January- December 1987
455National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash
456Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix
457Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region
458Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority
459Interim guidelines on the ranges of enteric organism decay rates (T90s) under different marine conditions
460Trevone Bay beach EC bathing water guideline non-compliance : investigation into the Trevone Stream : final report
461Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority
462Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk D
463Hope Cove : non-compliance in 1998 with the European Community bathing water directive (76/160/EEC)
464Manual for the use of herbicides in or near water : January 1993 : final draft report
465ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk A
466The development of a portable battery-powered telemetry system for use in water quality investigations
467River Meavy salmon and sea trout populations : assessment of the impact of flows
468Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk C
469ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk D
470Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk M
471Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk B
472Guidance on the Development of Typology and Classification Systems for Transitional and Coastal Waters
473Technical basis for the predicted impacts of relocating Redgrave abstraction to Borehole B
474River Wissey investigations : linking hydrology and ecology : summary of a recommendations for the River Wissey (OI/526)
475Investigation of tecnazene contamination in the Chyandour Brook west Cornwall during spring 1990