| 976 | The quality of rivers and estuaries in Northumbria region 1990 |
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| 977 | A guide to sustainable urban drainage : protecting the quality of our environment |
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| 978 | Air dispersion climate from the Castle Cement works at Ribblesdale |
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| 979 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
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| 980 | Pesticide residues in fish taken from the Newlyn River (1992) |
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| 981 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
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| 982 | Doe Lea restoration study : the work of WRc |
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| 983 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
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| 984 | The NRA in business : annual review and summary accounts 1993-94 |
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| 985 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
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| 986 | Cyanobacteria (blue-green algae) in the south west region 1989 |
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| 987 | Toxic blue-green algae : a report by the National Rivers Authority |
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| 988 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
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| 989 | Water quality investigations in the Newlyn river catchment |
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| 990 | The River Alt/Crossens fish stock assessment 2001 |
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| 991 | An assessment of water quality in the River Yarty catchment |
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| 992 | Report on monitoring of environmental quality in the Severn Estuary |
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| 993 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
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| 994 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
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| 995 | The Ely Ouse catchment management plan : final plan : January 1994 |
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| 996 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
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| 997 | State of the environment report for Thames Region : first update 2001 |
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| 998 | State of the environment report 2001 : West Midlands Region |
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| 999 | Groundwater flooding in the Thames region : winter 2000/01 |
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| 1000 | The environmental requirements of adult Atlantic salmon (Salmo salar L.) during their upstream migration in the Northwest Miramichi River, New Brunswick. Draft. |
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