476 | A macroinvertebrate survey of the Releath stream and associated tributaries within the vicinity of Trevethan Farm : final draft report - Water Quality section, Cornwall area |
477 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
478 | The Management of blue-green algal blooms in South-East Australia : a report on the visit to Australia by MJ Pearson and AJD Ferguson in January/February 1993 |
479 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2013 |
480 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2014 |
481 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2014 |
482 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2014 |
483 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2012 |
484 | Impact of watercress cultivation on river water quality- Progress report for the period January- December 1987 |
485 | Eutrophication in controlled waters in the Warwickshire Avon catchment (final report). Vol 2 : appendices |
486 | National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash |
487 | Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix |
488 | Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region |
489 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
490 | Interim guidelines on the ranges of enteric organism decay rates (T90s) under different marine conditions |
491 | Trevone Bay beach EC bathing water guideline non-compliance : investigation into the Trevone Stream : final report |
492 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
493 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk D |
494 | Hope Cove : non-compliance in 1998 with the European Community bathing water directive (76/160/EEC) |
495 | Manual for the use of herbicides in or near water : January 1993 : final draft report |
496 | ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk A |
497 | The development of a portable battery-powered telemetry system for use in water quality investigations |
498 | River Meavy salmon and sea trout populations : assessment of the impact of flows |
499 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk C |
500 | ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk D |