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51The potential for the use of Willow in buffer zones for reducing nitrate and atrazine pollution
52Classification of listed substances for the purposes of the EC groundwater directive (80/68/EEC) : technical report
53Estuarine fish survey 1989 : inferences on the pollution status of the Thames estuary
54The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998
55The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990
56A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990
57The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document
58Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon
59Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority
60Identification of Blue Green Algae of the British Isles Guide to the Genera and Use of the Interactive CD-ROM for Identification of Species
61Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS)
62The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington
63Inferences on the pollution status of the Thames estuary from the macrobenthic community structure : National Rivers Authority Thames Region, Biology, Thames Estuary Benthic Programme
64Investigations into the status of fisheries, biological and water quality in the River Pelenna catchment, prior to the treatment of discharges from abandoned coal mines : PL/EAW/95/3
65Meiofaunal 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
66Survey of the biological quality of creek systems in the outer Thames Estuary, with special reference to the impact of STW and landfill site discharges
67Time of travel for the Greadon Farm pollution incident on the Upper Torridge of 19th August 1997 (1997)
68Review of comments on the Environment Agency's consultative report Endocrine disrupting substances in the environment - what should be done?
69Evaluation of peroxygens for the amelioration of river pollution : on behalf of the Environment Agency, Thames Region
70The use of air cooled blastfurnace slag as an unbound aggregate in the construction industry : BACMI/Environment Agency joint guidelines
71Tributyltin in the aquatic environment : final report to the National Rivers Authority September 1990 to September 1992
72The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997
73Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD
74A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
75Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)