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351The Investigation and Specification of Flow Measurement Structure Design Features that Aid the Migration of Fish
352Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority
353Protecting your future : tackling flooding in the Thames Estuary through the 21st century
354The land-use planning system and the Water Framework Directive (can't read barcode)
355Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4
356A review of the use of multifunction wardens in the Devon Area of the South Western Region of the National Rivers Authority, with particular reference to their use within the fisheries function
357Report on the national marine analytical quality control scheme 1993/94 : presented to the 18th October 1994 meeting of the Marine Pollution Monitoring Management Group
358A report on the 1992 strategic stock assessment survey of the upper Dewent catchment and the River Marron with particular reference to salmonids
359East Devon public water supply strategy as assessment of the hydrological impact of the Wimbleball pump storage scheme at key sites on the River Exe
360Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers
361Response to questions posed by Northumbrian Water Authority, with special reference to the fisheries implications of the operation of the Kielder Water Scheme
362Report 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
363A map of the Queen Elizabeth National Park and the area in which the IBP L. George team were situated from late 1966 to 1972.
364The effects of ammonia in discharges from Hogsmill STW on the water quality of the River Thames at Teddington : Summer 1990 an update
3651995 drought report : a report on the severity of the drought of 1995 and its effect in the Severn and Trent catchments
366Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS)
367The Movements of Atlantic Salmon (Salmo salar L.) and Sea Trout (Salmo trutta L.) Smolts in the Impounded Estuary of the R.Tawe, South Wales
368The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington
369Audit 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
370Measures to safeguard public water supplies : a second report to the Secretary of State for the Environment on the drought of 1995
371Preliminary assessment of the ability of Restormel fish counter to enumerate the passage of migratory salmonids on the River Fowey : Cornwall Area Fisheries Science Team
372The 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
373Report on the results of a comparison of data from two surveys of the microfauna of the wash carried out in 1991 and 1993
374Factual report on the boreholes and installation of standpipes for the combined investigations in connection with the East Ruston common SSSI Alleviation Scheme
375A 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