| 826 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2014 |
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| 827 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2014 |
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| 828 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2014 |
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| 829 | Protocol on "managing waste" : memorandum of understanding between Local Government Association and the Environment Agency |
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| 830 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2012 |
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| 831 | Front Cover of Some Methods for the Statistical Analysis of Samples of Benthic Invertebrates |
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| 832 | Assessment of the nutrient status and associated algal productivity of Malham Tarn, Yorkshire
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| 833 | Impact of watercress cultivation on river water quality- Progress report for the period January- December 1987 |
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| 834 | Invertebrates of Esthwaite in relation to development of fish farming in the South Basin |
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| 835 | Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
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| 836 | Eutrophication in controlled waters in the Warwickshire Avon catchment (final report). Vol 2 : appendices |
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| 837 | National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash |
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| 838 | Best Available Techniques For The Control Of Pollution In Inorganic Chemical Processes - Appendix |
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| 839 | Thames Environment 21. The Environment Agency strategy for land-use planning in Thames Region |
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| 840 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
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| 841 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
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| 842 | Planning application for the proposed Maidenhead, Windsor and Eton flood alleviation scheme January 1991 |
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| 843 | Database and atlas of aquatic vascular plants in the British Isles : part 1 species accounts |
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| 844 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk D |
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| 845 | The evaluation of a Partech model 5100 hand-held dissolved oxygen meter (220/26/T) |
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| 846 | Hope Cove : non-compliance in 1998 with the European Community bathing water directive (76/160/EEC) |
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| 847 | Catches of Brown Trout in the River Don - Preliminary analysis of Angler's Returns |
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| 848 | Front Cover of A Key to the British Freshwater Cyclopid and Calanoid Copepods, with Ecological Notes |
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| 849 | Manual for the use of herbicides in or near water : January 1993 : final draft report |
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| 850 | Survey of physical characteristics of salmon spawning riffles in the river North Tyne
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