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726Conservation and development of the River Eden spring salmon population
727Flood warning information for North Surrey : The Bournes catchment
728First annual review of the River Taw catchment management plan (1996)
729Habitat preferences of the bullhead (Cottus gobio) in some Norfolk rivers
730Improving the environment in Midlands region : Midlands local contribution 2006/11
731England's river : a guide to the Thames from Remenham to Cookham
732Regulation of dioxin releases from the Runcorn operations of ICI and EVC
733Partnership in environmental protection : schemes in the Midlands Region 1995 - 1996
734Investigation of mercury contamination in the Red River catchment, West Cornwall
735An investigation into the incidence of spurting from weeping wall slurry stores
736NRA superannuation report and accounts for the period ended 31 March 1991
737Further guidance on the environmental assessment of projects
738Assessing the impact of dewatering on water resources
739The use and design of oil separators in surface water drainage systems
740The utilisation of stick-pile otter holts in south east Wales
741Improving the Environment Agency's contribution to wetland bird populations
742Groundwater-surface Water Interactions in the Hyporheic Zone
743River water quality in the Midlands 1994/95 : water quality summary data
744Applications Of Artificial Intelligence For The Biological Surveillance Of River Quality
745The River Tywi catchment management plan : action plan (bilingual)
746Reappraisal of the River Lee to Wheathampstead Mill
747Business requirement specification : integrated accounting system for the (IAS)
748A report on fish production in the National Rivers Authority
749Moston Brook Summary Report for the Evidence and Measures Project
750Corporate Environmental Reporting in the UK Water Sector - A Concise Review