326 | Instream Flow Requirements of the River Wissey, Norfolk, Annex C - April 1993
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327 | A second stage evaluation of the Grant YSI3815 Water Logger |
328 | The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall |
329 | The Test catchment southern : recommendations for statutory water quality objectives |
330 | The Worcestershire Stour catchment : recommendations for statutory water quality objectives |
331 | An assessment of river water quality in the River Kenn |
332 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
333 | Locks and weirs on the river Thames : how do they work? |
334 | The quality of rivers and estuaries in Northumbria region 1990 |
335 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
336 | Cyanobacteria (blue-green algae) in the south west region 1989 |
337 | Toxic blue-green algae : a report by the National Rivers Authority |
338 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
339 | Catchment abstraction management strategies (CAMS) and the Water Framework Directive (WFD) |
340 | Managing water abstraction : the catchment abstraction management strategy process : April 2001 |
341 | Artificial recharge to groundwater in the Otter valley |
342 | The Ely Ouse catchment management plan : final plan : January 1994 |
343 | The environmental requirements of adult Atlantic salmon (Salmo salar L.) during their upstream migration in the Northwest Miramichi River, New Brunswick. Draft. |
344 | Investigation to determine the cause of the long-term BOD failure at Higher Weaver routine monitoring site (70532960) for 1995 and 1997 |
345 | Interim review of drought management experience in the North West Region of the National Rivers Authority. lessons learned (29th June 1995 - March 31st 1996) |
346 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
347 | An ecological study of the effects of ferric dosing on the plankton and benthic invertebrates of Grafham Water between May 1990 and November 1991 |
348 | Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series |
349 | Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990 |
350 | Wimbleball pumped storage scheme : review of environmental statement (appendix B3) : implications for water quality in Wimbleball Reservoir, the River Exe (non QUASAR) parameters) and the Exe estuary |