101 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
102 | Genetics and the management of the Atlantic salmon |
103 | The development of new techniques for the monitoring of ammonia in water |
104 | The regulation of fish farming by the National Rivers Authority |
105 | River pack : information sheets about the NRA and the water environment |
106 | Contaminated land and the water environment : report of the National Rivers Authority |
107 | Abandoned mines and the water environment : report of the National Rivers Authority |
108 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
109 | An investigation into the effect of Farnham STW on the River Wey |
110 | The effect of the voluntary initiative on water quality |
111 | The beaches are on the move! : longshore drift information sheet |
112 | Economic elements of the Environment Agency's implementation of the Water Framework Directive |
113 | Hydrometry : the science of measuring the water cycle |
114 | An investigation into the effects of Woking STW on the River Wey |
115 | The restoration of the River Ver : the success story of a collaborative project between the National Rivers Authority, Three Valleys Water and the Ver Valley Society |
116 | A good deal for water : the view of the Environment Agency, the Countryside Council for Wales and English Nature on the priorities for the environment that require action by water companies |
117 | The Environment Agency's response to the House of Commons Environment Committee report on the environmental impact of cement manufacture |
118 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
119 | The Transportation of the Maximum gain Salmon Spawning Target for the River Bush(N.I) to England and Wales |
120 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
121 | Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000) |
122 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
123 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
124 | Contaminants entering the sea : data appendix : data on contaminant loads entering the seas around England and Wales for the years 1990-1993 |
125 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |