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1326Freshwater migration of sea trout (Salmo trutta L.) in the river Tywi during 1988, 1989 and 1990
1327Environmental Impacts of Alkylphenol Ethoxylates and Carboxylates. Part 1 Proposals for the Development of Environmental Quality Standards
1328Sea trout gene banks : the feasibility of developing and utilising gene banks for sea trout (salmo trutta) conservation
1329River Glen : river channel assessment : annex C : an assessment of low flow characteristics of the River Glen, Lincolnshire
1330Algal growth in the impounded waters of a proposed barrage at Cardiff Bay : prediction using 1989 data
1331An investigation into the best method to combine national and local data to develop site-specific critical loads
1332Developing Quality Assurance for Fish Counter Data - Phase 1: An Assessment of the Salmonid Fish Counter Network in England and Wales
1333Development of Environmental Standards (Water Resources) Stage 1: Identification of Hydro-morphological parameters to which the aquatuc ecosystems is sensitive
1334Endocrine Modulating Effects of Wastewater Treatment Works Effluents: 'Sensitive Windows' for inducing germ-cell intersex in the Roach (Rutilus rutilus)
1335Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D
1336NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging
1337Remote sensing and baseline monitoring of the coastal waters of England and Wales 1992-1993 : a survey report
1338River Stour (2), Sudbury : report of a river corridor survey carried out for the National Rivers Authority, Anglian region
1339The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity
1340The River Conwy catchment management plan : action plan (bilingual) : 1995: Cynllun Gweithrediad Cynllun Rheoli Dalgylch yr Afon Conwy 1995
1341Water wise : are you pouring money down the drain? (Bilingual) : Doeth a dwr : ydych chi'n tywallt arian i lawr y draen?
1342Audit of priority species of rivers and wetlands : riverine and wetland molluscs in South Hampshire and the Isle of Wight
1343Development of data and information sources on Natura 2000 estuarine sites in the North West : Duddon Estuary : final report
1344Development of data and information sources on Natura 2000 estuarine sites in the north west : Morecambe Bay : final report
1345The Warwickshire Avon catchment management plan : first annual review : October 1994 - October 1995 (NRA Severn -Trent 45)
1346Investigation to assess the compliance of Trelavour Kilns discharge CP7 (SW 9479 5722) with consent conditions and to identify any impact upon water quality in the St Dennis Stream : final draft report
1347(5) Review of the Enhanced Chemiluminescence (ECL) Test; (6) Standard Procedures for the Microtox Test System: Acute, Chronic, Solid-Phase and Mutatox Procedures; (7) Assessment of Chlorophyll Fluorescence as a Measure of Ecotoxicological Effect of Contam
1348The potential of sedimentary phosphorus to sustain algal growth following reduction in external loading. Recycle pathways for phosphorus in lakes: evidence from large limnetic enclosures (Lund Tubes)
1349An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2001 : Environment Agency CEH Report Ref: COO 15 8/24
1350A green consultation plan for Dorset : a summary of the Frome and Piddle and Poole Harbour and Purbeck Local Environment Agency Plan