101 | Coniston OS map related to the Seismic Survey 1983 |
102 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
103 | Biological water quality monitoring in the Midlands region |
104 | The NRA in business : annual review and summary accounts 1993-94 |
105 | Fish Guide 1997/98 A Guide to day ticket fisheries in the Midlands |
106 | Improving the environment in Midlands region : Midlands local contribution 2006/11 |
107 | Our Midlands environment : the Environment Agency in action |
108 | Partnership in environmental protection : schemes in the Midlands Region 1995 - 1996 |
109 | Report on monitoring of environmental quality in the Severn Estuary |
110 | The River Dee catchment management plan : consultation report : June 1994 |
111 | The Wandle, Beverley Brook, Hogsmill catchment management plan : action plan : July 1995 |
112 | River water quality in the Midlands 1994/95 : water quality summary data |
113 | Quality audit of biological samples for the 1990 river quality survey |
114 | A strategy for the management of salmon in England and Wales |
115 | Water quality 2000 : a strategy for the water quality function |
116 | Policy and practice for the protection of groundwater |
117 | The River Thame : catchment review : first draft - 16th Februrary 1996 |
118 | The Occurrence of Sheep Dip Pesticides in Environmental Waters June 1997 |
119 | Hams Hall Power Station. A survey of the flora and fauna of freshwater habitats in the environs of Hams Hall Power Station, Birmingham |
120 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
121 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
122 | Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series |
123 | Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990 |
124 | The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority |
125 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |