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151The results of fish telemetry trails in the river Tawe estuary, 1991
152The measurement and evaluation of the exploitation of Atlantic salmon
153The extent of phosphorus release in the Norfolk Broads
154Economic elements of the Environment Agency's implementation of the Water Framework Directive
155Battling the tide : flood defences in the Anglian region
156Water resources for the future : a strategy for the West Midlands
157The state of the water environment : six year trends report
158Report on the management of the drainage regime within Exminster Marshes
159Assessing the Impact of Agricultural Pesticides in the Aquatic Environment: Phase II
160The distribution of nutrients and phytoplankton in the North-East Irish Sea
161Somerset and the sea : the 1981 storm - 25 years on
162Improving the environment in the West Midlands region : Midlands local contribution 2006/11
163Investigation into the cause of high pH in the Budleigh Brook
164Survey of the non-agricultural use of pesticdes within the Thames region
165River pack : information sheets about the NRA and the water environment
166Water resources for the future : a strategy for the East Midlands
167The regulation of fish farming by the National Rivers Authority
168Technical Summary - Alternative Approaches to Assessing the Aesthetic Quality of the Environment
169River Darent : strategy for the enhancement of the River Darent, Kent
170The investigation of the Taff litter problem : report no. PL/EAE/89/2
171Managing the Humber Estuary : the Environment Agency's approach
172Preventing the spread of crayfish plague in the South West
173The effect of the voluntary initiative on water quality
174Hydrometry : the science of measuring the water cycle
175Hysim model : modelling the flows of the River Deben