Skip to main content


Title: Regional water quality monitoring and surveillance programme for 1993 : biological assessment of rivers : draft report
Author: J.A.D. Murray-Bligh
Document Type: Monograph
This report describes the biological river quality monitoring programme to be undertaken by NRA South West Region in 1993. 515 sites are to be surveyed during 1993. The regional programme is completed in two years and comprises approximately 950 sites covering 4230 km of river and 27 km of canal. Half the catchments are surveyed in any one year. The couplete two-year programme matches the reaches monitored in the chemical monitoring programme. Additional sites are included so that all reaches that were assigned River Quality Objectives in the Asset Management Plan produced in 1989 are monitored. The following catchments are to be surveyed in full in 1993: Lim; Exe; Teign; Dart; Gara; Avon; Seaton; Looe; Fowey (lower sub-catchment only); Par; Crinnis; St Austell; South Cornwall; Streams; Fal; Helford; Lizard Streams; Land's End Streams; Hayle; Red and Coastal Streams; Gannel; Valency and Coastal Streams; Strat/Neet; Hartland Streams; North Devon Coastal Streams and Lyn.
Publisher: National Rivers Authority
Publication Date: 1993
Publication Place: Exeter
Subject Keywords: RiversWater quality surveysMonitoringClassificationBiological monitoringRegional planning
Geographic Keywords: EA South West
Extent: 49
Total file downloads: 306

Download PDF    Display PDF in separate tab