551 | Water related recreation strategy for the southern region : consultation draft 1997 |
552 | The Rivers Test and Itchen : salmon management plan : a consultation document |
553 | Proposals for statutory water quality objectives : report of the National Rivers Authority |
554 | Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
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555 | A report on the investigation into water contamination at Hauxton, Cambrigeshire |
556 | Scoping guidance for the environmental assessment of projects |
557 | The drought of 1988-1992 in Anglia : a review |
558 | Definition of the Extent and Vertical Range of Saltmarsh |
559 | Development of an Estuarine Classification Scheme for the Water Framework Directive |
560 | Method for assessing the heritage value of net fisheries |
561 | An Investigation of Ecological Change in the Rivers Kennet and Lambourn |
562 | Alternative Methods For The Biological Classification Of Rivers |
563 | Factors affecting the recruitment of riverine coarse fish: phase 3 |
564 | Medway Estuary fisheries survey 2000 : (incorporating the report for 1997 to 2000) |
565 | Land Use and Fisheries Report of the Pilot Study |
566 | Guide to the use of control charts in water analysis |
567 | A Review of Methods for Assessing the Hydromorphology of Lakes |
568 | Assessment of the distribution of Bembidion testaceum and reasons for its decline |
569 | Policy and practice for the protection of groundwater : regional appendix Anglian region |
570 | The Identification of Oestrogenic Effects in Wild Fish - Phase II |
571 | An assessment of the NRA algal growth inhibition test : 1993/4 |
572 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8 |
573 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1995 : SE/EAU/95/9 |
574 | Attenuation of nitrate in the sub-surface environment |
575 | The use of herbicides to control weeds in or near water |