676 | Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
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677 | National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash |
678 | Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region |
679 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
680 | Interim guidelines on the ranges of enteric organism decay rates (T90s) under different marine conditions |
681 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
682 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
683 | Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts |
684 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk D |
685 | The evaluation of a Partech model 5100 hand-held dissolved oxygen meter (220/26/T) |
686 | Catches of Brown Trout in the River Don - Preliminary analysis of Angler's Returns |
687 | Front Cover of A Key to the British Freshwater Cyclopid and Calanoid Copepods, with Ecological Notes |
688 | Manual for the use of herbicides in or near water : January 1993 : final draft report |
689 | Survey of physical characteristics of salmon spawning riffles in the river North Tyne
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690 | Nitrates in surface water, inputs and seasonality- Progress report for the period April- December 1987 |
691 | ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk A |
692 | The development of a portable battery-powered telemetry system for use in water quality investigations |
693 | Thames 21 - a planning perspective and a sustainable strategy for the Thames Region : consultation draft |
694 | Environmental protection - the waste management licensing regulations 1994 : amended and consolidated. Version 5 |
695 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk C |
696 | ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk D |
697 | Problems and solutions in the management of open seas fisheries for Atlantic salmon |
698 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk M |
699 | Road transport and the environment risk assessment and options appraisal : final summary report |
700 | YSI, turbidity and discharge data for the Wensum Demonstration Test Catchment's monitoring kiosk M in 2013 |