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6676An assessment of the NRA algal growth inhibition test : 1993/4
6677Carnon River EC dangerous substance directive failure : final draft report
6678Red River (R23A003) EC Dangerous Substance Directive failure 1994 : May 1996. COR/96/004
6679Zinc in estuaries (Note 390)
6680Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8
6681Results of the NRA Welsh regional marine bioaccumulation programme 1991-1995 : SE/EAU/95/9
6682Wheal Jane : a clear way forward
6683A report on the investigation of the Taff litter problem
6684Abandoned mines and the water environment : report of the National Rivers Authority
6685Pilot environmental audit : NRA Darlington district office : Northumbria and Yorkshire region
6686The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment
6687A review of the industrial uses of continuous monitoring systems : minerals industry processes
6688Anglian region state of the environment report : the IPC perspective
6689Aquatic Litter Information System - Using Digital Technologies
6690Aquatic pesticide pollution incidents in England and Wales - 1994 - 1995
6691Attenuation of nitrate in the sub-surface environment
6692Catchment management plan : South Essex action plan, June 1996
6693Endocrine Disruption in the Marine Environment
6694Guidance Manual for Constructed Wetlands
6695Inferences on the pollution status of the Thames estuary from the macrobenthic community structure : National Rivers Authority Thames Region, Biology, Thames Estuary Benthic Programme
6696Lelant Watermill bacterial contamination investigation 1995
6697New biological methods for assessing episodic pollution
6698Oestrogenic endocrine disruption in flounder (Platichthys flesus L.) from United Kingdom estuarine and marine waters
6699Pollution incidents in England and Wales 2000
6700Remote sensing and baseline monitoring of the coastal waters of England and Wales 1992-1993 : a survey report [external version]