251 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
252 | Water quality investigations in the Newlyn river catchment |
253 | The River Alt/Crossens fish stock assessment 2001 |
254 | An assessment of water quality in the River Yarty catchment |
255 | Investigations of discharges into the River Lemon at Newton Abbot |
256 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
257 | Artificial recharge to groundwater in the Otter valley |
258 | The Ely Ouse catchment management plan : final plan : January 1994 |
259 | State of the environment report for Thames Region : first update 2001 |
260 | Groundwater flooding in the Thames region : winter 2000/01 |
261 | Investigation to determine the cause of the long-term BOD failure at Higher Weaver routine monitoring site (70532960) for 1995 and 1997 |
262 | Monitoring of the Priory storm overflow on the River Tone at Taunton : June - November 1991 and water quality investigations unit January 1992 |
263 | Spring salmon : a review of factors affecting the abundance and catch of spring salmon from the River Wye and elsewhere, and proposals for stock maintenance and enhancement |
264 | 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 |
265 | 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 |
266 | Tamar Lakes project 2001 : initial assessment of nutrient data to identify pollution sources, assess the effect of Tamar Lakes on the downstream water quality and to recommend future monitoring requirements |
267 | Local environment focus : issues in and around Derby, Matlock, Buxton, Bakewell, Belper and the Derbyshire Dales Issue 3 : Environment Agency Newsletter for the Derbyshire Derwent Catchment October 2003 |
268 | Investigation of the effects of sewage treatment works discharges on receiving waters in the Lowermoor Water Treatment Works supply area November 1989 |
269 | The mobilization and release of mercury, copper, iron, manganese and selenium from contaminated sediment as a result of dredging : laboratory simulation studies : interim report to the National Rivers Authority Anglian Region |
270 | Report for Anglian Water, plc on the use of the Orwell Estuary mathematical model to derive long term consent limits for Cliff Quay STW |
271 | Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/02- September 1998 |
272 | Assessment of the water quality before, during and post commissioning of the interim Falmouth sewage treatment scheme - Report No. TWQ/98/01- May 1998 |
273 | An investigation to determine if South Molton STW is the cause of elevated copper and zinc concentrations downstream in the River Mole [DEV/E/18/95] |
274 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |
275 | A macroinvertebrate survey of the Releath stream and associated tributaries within the vicinity of Trevethan Farm : final draft report - Water Quality section, Cornwall area |