| 476 | Roadford operational and environmental study : interim report. Volume 1 : main report |
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| 477 | Report on the By Brook low flow investigations : October 2001 : volume 1 : report |
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| 478 | Water resources in Anglia : summary document : a sustainable strategy for secure water supplies and a better environment |
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| 479 | Quality audit of biological samples for the 1990 river quality survey |
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| 480 | Habitat improvement manual : interim report |
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| 481 | Pollution incidents report - 1998 : Midlands Region |
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| 482 | Wave attenuation over saltmarsh surfaces August 1994 |
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| 483 | River quality : October 1992 - September 1993 |
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| 484 | Autumn 2000 floods review regional report : Southern Region |
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| 485 | Environmental snapshot for the East of England [1999] |
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| 486 | Water resources for the future : a strategy for the West Midlands |
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| 487 | Setting up a hydraulic model of the Thurne Broads |
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| 488 | Ravenglass Harbour : microbiological survey April 1991 |
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| 489 | River Calder RHS evaluation : final report |
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| 490 | South Cumbria : action plan : December 1997 |
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| 491 | A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids |
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| 492 | The Esk catchment (river factfiles) |
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| 493 | Rivers Nidd and Whafe : fact file |
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| 494 | Rivers Nidd and Wharfe catchment management plan : consultation report |
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| 495 | Biological study of Upper Tamar Lake 1997 : final report |
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| 496 | 1996 general quality assessment (GQA) Cornwall area |
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| 497 | Regional water quality monitoring and surveillance programme for 1992 : impact assessment of effluent discharges on receiving waters |
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| 498 | River Deben augmentation feasibility study for iron removal : interim report |
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| 499 | Summary document to assist public consultation on proposals for the future regulation of disposals of radioactive waste from British Nuclear Fuels Ltd, Sellafield |
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| 500 | Technical review of the post-closure safety case for the Drigg low-level radioactive waste disposal site : PCSC development programme review plan and instructions for reviewers : guidance note 1, December 1997 |
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