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351Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme
352The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment
353The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation
354A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study
355A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990
356The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document
357An investigation into the effects of Alton sewage works on the River Wey North
358Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon
359A brief history of the River Stour navigation : 1705 to the present day
360The Investigation and Specification of Flow Measurement Structure Design Features that Aid the Migration of Fish
361Protecting your future : tackling flooding in the Thames Estuary through the 21st century
362The land-use planning system and the Water Framework Directive (can't read barcode)
363The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Culm Aquifers, SW England;
364Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4
365Report for Anglian Water, NRA Unit on the uses of the Orwell and the Stour Estuaries and the use of the mathematical model to derive long term consent limits for all inputs to Orwell Estuary
366A 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
367Responses to 'Outlook for the environment' : a summary of the responses to the Environment Agency's consulation on the priorities for investment by water companies in environmental improvements as part of the Periodic Review
368Outlook for the environment : a consultation paper by the Environment Agency on the priorities for investment by water companies in environmental improvements
369Implementation of the EC freshwater fish directive : water quality requirements for the support of fish life : report of the National Rivers Authority
370East Devon public water supply strategy as assessment of the hydrological impact of the Wimbleball pump storage scheme at key sites on the River Exe
371Response to questions posed by Northumbrian Water Authority, with special reference to the fisheries implications of the operation of the Kielder Water Scheme
372Report 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
373A map of the Queen Elizabeth National Park and the area in which the IBP L. George team were situated from late 1966 to 1972.
374The effects of ammonia in discharges from Hogsmill STW on the water quality of the River Thames at Teddington : Summer 1990 an update
3751995 drought report : a report on the severity of the drought of 1995 and its effect in the Severn and Trent catchments