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101Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
102A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 1 : final draft
103The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads
104An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96
105A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake
106Assessment of the feasibility of using image analysis in the oyster embryo-larval development and daphnia magna growth tests
107An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
108Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters
109Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system
110An assessment of the causes of non-compliance with river quality standards within the River Tiddy catchment (1989-1991)
111The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England;
112Guidance notes for local planning authorities on the methods of protecting the water environment through development plans
113Report on the quality of bathing waters in Hampshire, Sussex, Kent and the Isle of Wight : 1992 bathing season
114A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock
115Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
116(3) The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England;
117The River Eden Demonstration Test Catchment (DTC) Data
118Toxic blue-green algae : a report by the National Rivers Authority
119The quality of rivers and estuaries in Northumbria region 1990
120Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
121Anthropogenic Impacts on the Hydrology of Rivers and Lochs
122The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall
123Summary of monitoring activities on the blackwater estuary
124Environmental snapshot for the East of England [1999]
125Malodours and discolouration on the Wool Brook Sidmouth