6626 | Graphical representation of certain metals and organics concentrations versus flow rates for some of the rivers in Districts 3 and 6 |
6627 | Wheal Jane minewater study : environmental appraisal and treatment strategy |
6628 | Cyanobacteria (blue-green algae) in the south west region 1989 |
6629 | Draft list of potential target contaminants of fish tissue : interim report (397/4/ST) |
6630 | Report on the millennium chalk streams fly trends study : a survey carried out in 2000 among 365 fly fishermen, fishery owners, club secretaries and river keepers |
6631 | Environmental Impacts of Alkylphenol Ethoxylates and Carboxylates. Part 1 Proposals for the Development of Environmental Quality Standards |
6632 | NRA report of blue-green algal monitoring 1992 |
6633 | Toxic blue-green algae : a report by the National Rivers Authority |
6634 | NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group |
6635 | Assessment of Field Monitors for Consent Monitoring - Phase 2 |
6636 | Planning liaison with local planning authorities |
6637 | Rivers Nene and Great Ouse eutrophication studies : final report |
6638 | River Mersey flood alleviation scheme : consultation document |
6639 | River Erewash catchment management plan : action plan : August 1995 |
6640 | Medway LEAP : consultation draft - January 1999 |
6641 | River Erewash catchment management plan : consultation report summary (NRA Severn-Trent 23) |
6642 | Options for transfer of water from the River Trent and reservoir storage at Great Bradley : technical summary of the feasibility report |
6643 | River Trent angling guide 2003 |
6644 | Diagnostic Drawing: Volvocales, |
6645 | Severn Uplands LEAP : report on consultation. Summary of public consultation responses |
6646 | Large Woody Debris In British Headwater Rivers: Summary Report |
6647 | Interim review of data handling and information needs of regulatory agencies |
6648 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
6649 | River Lark fact file |
6650 | The Great Ouse (Bedford Ouse) fact file |