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326Review of flood defence practices on the Somerset Levels and Moors : the report
327Planning for the rising tides : the Humber estuary shoreline management plan. Summary of proposals
328The influence of agriculture on the quality of natural waters in England and Wales
329The physical character of rivers and streams in the UK and Isle of Man
330The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990
331The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation
332A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study
333A collation of the environmental impact work carried out following the Rosebay oil spill, May 1990
334The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document
335A brief history of the River Stour navigation : 1705 to the present day
336The Investigation and Specification of Flow Measurement Structure Design Features that Aid the Migration of Fish
337Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority
338The land-use planning system and the Water Framework Directive (can't read barcode)
339A 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
340Responses 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
341Report on the national marine analytical quality control scheme 1993/94 : presented to the 18th October 1994 meeting of the Marine Pollution Monitoring Management Group
342Outlook for the environment : a consultation paper by the Environment Agency on the priorities for investment by water companies in environmental improvements
343Implementation of the EC freshwater fish directive : water quality requirements for the support of fish life : report of the National Rivers Authority
344Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers
345Report 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
346A map of the Queen Elizabeth National Park and the area in which the IBP L. George team were situated from late 1966 to 1972.
347The effects of ammonia in discharges from Hogsmill STW on the water quality of the River Thames at Teddington : Summer 1990 an update
3481995 drought report : a report on the severity of the drought of 1995 and its effect in the Severn and Trent catchments
349Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS)
350The Role of Bankside Habitat in River Ecology: The importance of riparian and marginal vegetation on the distribution and abundance of aquatice invertebrates