| 626 | The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : study of natural wetlands |
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| 627 | NRA guidance on the acceptable leachable values for contaminated material to be deposited in Upper Tame catchment |
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| 628 | Further monitoring of the impact of Crown Dale waste water treatment works final effluent on water quality |
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| 629 | The Blythe/Cole/Bourne catchment management plan : first annual review : July 1994 to July 1995 (NRA Severn-Trent 48)
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| 630 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk E in 2013 |
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| 631 | The FBA-Welsh Water simulation model of phytoplankton dynamics in flushed systems. Authentication in a coastal lagoon |
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| 632 | Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D |
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| 633 | Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government |
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| 634 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2011 |
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| 635 | Evaluating the impact of groundwater abstraction on key conservation sites, final report : Yare Broads and marshes (Strumpshaw Fen) |
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| 636 | Development of data and information sources on Natura 2000 estuarine sites in the north west : Morecambe Bay : final report |
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| 637 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2014 |
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| 638 | Nature's way : a guide to surface water best management practices, the effective and economic answer to non-point source pollution |
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| 639 | Water resources for the future : a strategy for Wales (Bilingual) : Adnoddau dwr ar gyfer y dyfodol (Bilingual) |
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| 640 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2012 |
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| 641 | Investigation into algal bloom conditions in three fresh water ponds located at the Miniature Pony Centre, Mortonhampstead (1996) |
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| 642 | Audit of priority species of rivers and wetlands : white-clawed crayfish Austropotambius pallipes in South Hampshire and the Isle of Wight |
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| 643 | Investigation into failures of the River Dalch from Canns Mill Bridge to below Lapford sewage treatment works (2001) |
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| 644 | Development of data and information sources on Natura 2000 estuarine sites in the North West : Duddon Estuary : final report |
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| 645 | The development of macroinvertebrate keys using TWINSPAN classification : a manual for NRA biologists (001/10/W) : draft final report |
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| 646 | Analysis of growth and survival of sea trout from the Welsh Dee: Interim Report, 2nd April 2000 |
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| 647 | River Glen : river channel assessment : annex C : an assessment of low flow characteristics of the River Glen, Lincolnshire |
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| 648 | The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : review of existing literature |
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| 649 | The Warwickshire Avon catchment management plan : first annual review : October 1994 - October 1995 (NRA Severn -Trent 45)
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| 650 | Low flows and water resources : facts on the top 40 low flow rivers in England and Wales |
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