| 1326 | Low flows and water resources : facts on the top 40 low flow rivers in England and Wales |
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| 1327 | Chemical river quality 1993-1995 according to the general quality assessment (GQA) scheme [map] : scale 1 : 750 000 |
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| 1328 | Foot and Mouth Disease Epidemic. Disposal of culled stock by burial : guidance and reference data for the protection of controlled waters |
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| 1329 | Water resources for the future : a strategy for Wales (Bilingual) : Adnoddau dwr ar gyfer y dyfodol (Bilingual) |
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| 1330 | Groundwater vulnerability of England and Wales : policy and practice for the protection of groundwater : Scale : 1 : 1 000 000 |
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| 1331 | Thames estuary benthic programme : a site by site report on the results of macroinvertebrate surveys undertaken during 1990-91 |
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| 1332 | International Workshop On The Uses Of Backfill In Nuclear Waste Repositories, Carlsbad, New Mexico, Usa, May 1998 |
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| 1333 | Investigating the feasibility of using neural networks to derive chlorophyll a prediction algorithms for case 2 waters |
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| 1334 | Water wise : are you pouring money down the drain? (Bilingual) : Doeth a dwr : ydych chi'n tywallt arian i lawr y draen? |
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| 1335 | NRA guidance on the acceptable leachable values for contaminated material to be deposited in Upper Tame catchment |
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| 1336 | River Glen : river channel assessment : annex C : an assessment of low flow characteristics of the River Glen, Lincolnshire |
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| 1337 | The development of macroinvertebrate keys using TWINSPAN classification : a manual for NRA biologists (001/10/W) : draft final report |
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| 1338 | NRA response to using water wisely : a consultation paper published by the DoE/Welsh Office July 1992 |
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| 1339 | Endocrine Modulating Effects of Wastewater Treatment Works Effluents: 'Sensitive Windows' for inducing germ-cell intersex in the Roach (Rutilus rutilus) |
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| 1340 | Environmental Impacts of Alkylphenol Ethoxylates and Carboxylates. Part 1 Proposals for the Development of Environmental Quality Standards |
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| 1341 | Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D |
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| 1342 | The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : study of natural wetlands |
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| 1343 | 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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| 1344 | Audit of priority species of rivers and wetlands : kingfisher Alcedo atthis in South Hampshire and the Isle of Wight |
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| 1345 | Torridge data report : biological monitoring of organic inputs to the study catchments using rapid biological assessment keys |
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| 1346 | Water quality modelling in the Environment Agency (Report no.28) : present practice and future challenges : Water Quality Modelling Group workshop proceedings |
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| 1347 | Critical review of the proposals for a good practice guide on sustainability appraisal of regional planning guidance (DETR, August 1999) |
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| 1348 | The Menai Strait catchment management plan : action plan (bilingual) : Cynllun Rheoli Dalgylch Afon Menai; 1995 Cynllun Gweithredu |
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| 1349 | Audit of priority species of rivers and wetlands : Southern Damselfly Coenagrion mercuriale in South Hampshire and the Isle of Wight |
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| 1350 | Possible replacements for the biochemical oxygen demand (BOD) test and suspended solids as measures of effluent and water quality |
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