| 51 | Snapshots of the environment : understanding coastal water quality |
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| 52 | Coniston OS map related to the Seismic Survey 1983 |
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| 53 | Quality audit of biological samples for the 1990 river quality survey |
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| 54 | Fish Guide 1997/98 A Guide to day ticket fisheries in the Midlands |
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| 55 | The 1990 river and estuary classification survey of England and Wales |
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| 56 | Landfill and the water environment : NRA position statement |
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| 57 | Snapshots of the environment : managing our freshwater fisheries |
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| 58 | Second Coniston OS map related to the Seismic Survey 1983 |
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| 59 | Note 2 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 60 | Note 1 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 61 | Policy and practice for the protection of groundwater |
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| 62 | River water quality in the Midlands 1994/95 : water quality summary data |
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| 63 | Policy and practice for the protection of floodplains |
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| 64 | Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
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| 65 | The National Centre for Environmental Data and Surveillance : business plan 1999/2000 |
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| 66 | Note 3 by Professor Gerald Sargent regarding the Coniston Seismic Survey 1983 |
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| 67 | Policy and practice for the protection of groundwater : draft for consultation |
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| 68 | A strategy for the management of salmon in England and Wales |
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| 69 | Method for assessing the heritage value of net fisheries |
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| 70 | Improving the environment in Midlands region : Midlands local contribution 2006/11 |
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| 71 | Biological water quality monitoring in the Midlands region |
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| 72 | Water resources development strategy : the Resplan Model. Supplementary report no. 7 |
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| 73 | Policy and practice for the protection of groundwater |
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| 74 | Pesticides in the aquatic environment 1997 : executive summary |
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| 75 | River quality in England and Wales : a report of the 1990 survey |
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