101 | Charging for discharges scheme : guidance to the agricultural industry |
102 | Water from the River Dee : a working partnership |
103 | 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 |
104 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
105 | A review of factors affecting the abundance and catch of spring salmon fom the River Wye and elsewhere, and proposals for stock maintenance and enhancement |
106 | 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 |
107 | Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities |
108 | Use of rod catch-effort data to monitor migratory salmonids in Wales : a report submitted in part fulfillment of the requirements of the course |
109 | The results of Tawe barrage post-impoundment salmon and sea trout telemetry study 1992 |
110 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
111 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
112 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
113 | The government's policy for a public regulatory body in a privatised water industry |
114 | NRA programme for the monitoring of water quality Parts 1 to 3 - November 1994 |
115 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
116 | River corridor strategic overview feasibility study : a report to the National Rivers Authority |
117 | Saving water : the NRA's approach to water conservation and demand management : a consultation report |
118 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
119 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
120 | Proceedings of the conference National Minewaters 20th -21st April 1998 Tapton Hall Sheffield University |
121 | Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales |
122 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
123 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
124 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
125 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |