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1Phosphorus in the Thames catchment
2The River Thames phosphate model
3Viruses in the aquatic environment
4The disinfection of the Manchester Square Outfall, Blackpool, 1993
5Contaminants entering the sea : data appendix : data on contaminant loads entering the seas around England and Wales for the years 1990-1993
6Water Quality of the Humber Estuary 1986
7Achieving the quality : annex : programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales for individual water companies
8The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997;
9Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works
10The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998
11Responses to 'Outlook for the environment' : a summary of the responses to the Environment Agency's consulation on the priorities for investment by water companies in environmental improvements as part of the Periodic Review
12The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington
13Investigation into the effect of sewage disinfection on the bioaccumulation of chloroform, bromoform, dibromochloromethane and dichlorobromomethane by fucoid seaweeds
14A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock
15Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991
16Bioccumulation of halogenated compounds by limpets and fucoid seaweeds in the vicinity by the Black Rock sewage outfall, Weston-Super-Mare
17The Identification of Oestrogenic Effects in Wild Fish
18Water quality in Anglian Region : the first five years
19Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities
20Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus
21Hope Cove : non-compliance in 1998 with the European Community bathing water directive (76/160/EEC)
22Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority
23Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority
24Interim guidelines on the ranges of enteric organism decay rates (T90s) under different marine conditions
25Assessment of the nutrient status and associated algal productivity of Malham Tarn, Yorkshire