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201A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study
202A brief history of the River Stour navigation : 1705 to the present day
203The Investigation and Specification of Flow Measurement Structure Design Features that Aid the Migration of Fish
204Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority
205Protecting your future : tackling flooding in the Thames Estuary through the 21st century
206The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Culm Aquifers, SW England;
207Response to questions posed by Northumbrian Water Authority, with special reference to the fisheries implications of the operation of the Kielder Water Scheme
208Report on the national marine analytical quality control scheme 1992/93 (MPMMG 93/12) : presented to the October 1993 meeting of the Marine Pollution Monitoring Management Group
209A map of the Queen Elizabeth National Park and the area in which the IBP L. George team were situated from late 1966 to 1972.
210The effects of ammonia in discharges from Hogsmill STW on the water quality of the River Thames at Teddington : Summer 1990 an update
2111995 drought report : a report on the severity of the drought of 1995 and its effect in the Severn and Trent catchments
212The Role of Bankside Habitat in River Ecology: The importance of riparian and marginal vegetation on the distribution and abundance of aquatice invertebrates
213The Movements of Atlantic Salmon (Salmo salar L.) and Sea Trout (Salmo trutta L.) Smolts in the Impounded Estuary of the R.Tawe, South Wales
214Audit surveys in the NRA Thames region : a report on the surveys carried out in 1992/93 to assess the retention and enhancement of wildlife habitats during routine dredging operations
215Preliminary assessment of the ability of Restormel fish counter to enumerate the passage of migratory salmonids on the River Fowey : Cornwall Area Fisheries Science Team
216The Movements of Salmon (Salmo salar L.) and Sea Trout (Salmo trutta L.) Smolts in the Lower River and Estuary of the River Conwy, North Wales
217Report on the results of a comparison of data from two surveys of the microfauna of the wash carried out in 1991 and 1993
218A study of the mayfly parasite Spiriopsis adipophila, Arvy and Peters (1972) (=Sprininella adipophila, Arvy and Delage 1966) in Ephemera danica from the River Pang, a tributary of the River Thames
219Inferences on the pollution status of the Thames estuary from the macrobenthic community structure : National Rivers Authority Thames Region, Biology, Thames Estuary Benthic Programme
220A review of available information sources for assessing the hazards and risks of chemical substances in the environment. Final report : recommendations for the acquistion of certain sources of environmental data
221Survey of the biological quality of creek systems in the outer Thames Estuary, with special reference to the impact of STW and landfill site discharges
222Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2010-2011
223The behaviour of adult salmon (Salmo salar L.) in the River Tay as determined by radio telemetry
224Darwell Transfer Scheme. Final Report Part II. Location of the draw-off tower in the Darwell Reservoir
225Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2013-2014