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6501Analysis of bacteriological contamination and accumulation of metals and organics in the mussel (Mytilus edulis)
6502Newham STW and Ladock Valley STW impact assessment survey 1996 : final draft report - December 1996 : COR/96/012
6503Pesticide residues in fish taken from the Newlyn River (1992)
6504Organo-chlorine pesticide residues in freshwater fish [eels]
6505Pollution travel time tables : River Derwent catchment
6506A Review Of The Impact Of Microbiological Contaminants In Groundwater
6507Meiofaunal assemblages of the Thames Estuary, April 1989-March 1990 : modules I-III : a study of the meiofaunal communities present in sediment samples collected by the National Rivers Authority, Thames Region
6508Spirogyra,
6509Diffuse pollution and the water framework directive
6510Doe Lea restoration study : the work of WRc
6511Proposed Environmental Quality Standards for Styrene in water
6512Cement manufacture, lime manufacture and associated process
6513Manufacture of glass fibres, other non-asbestos mineral fibres, glass frit, enamel frit and associated processes
6514River Deben (Suffolk) pollution prevention project 2001/2
6515River Bourne system fisheries survey 1989-1990
6516The effect of the voluntary initiative on water quality
6517The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns
6518Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses
6519Environmental protection final draft report - compliance assessment for EC Freshwater Fish Directive 1991
6520Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines
6521The NRA in business : annual review and summary accounts 1993-94
6522Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority
6523Newton Abbot flood plan : public information leaflet
6524NRA flood defence strategy
6525Jaywick sea defence system