| 151 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
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| 152 | The Management of blue-green algal blooms in South-East Australia : a report on the visit to Australia by MJ Pearson and AJD Ferguson in January/February 1993 |
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| 153 | National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash |
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| 154 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
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| 155 | Hope Cove : non-compliance in 1998 with the European Community bathing water directive (76/160/EEC) |
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| 156 | The development of a portable battery-powered telemetry system for use in water quality investigations |
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| 157 | Effects of suspended solids on salmon (Salmo salar, L.) in the Parrett stuary, Somerset, Draft |
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| 158 | Guidance on the Development of Typology and Classification Systems for Transitional and Coastal Waters |
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| 159 | Review of Lake Benthic Macro-invertebrate Sampling Methods and Strategy for the Water Framework Directive |
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| 160 | NRA programme for the monitoring of water quality Parts 1 to 3 - November 1994 |
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| 161 | National marine baseline survey 1995 : littoral cell 7 : Lands End to the Severn Estuary |
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| 162 | A Proposed Scheme To Ensure The Quality Of Data Generated By Laboratories Undertaking Regulatory Ecotoxicological Testing |
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| 163 | Proceedings of the conference National Minewaters 20th -21st April 1998 Tapton Hall Sheffield University |
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| 164 | National marine baseline survey 1995 : littoral cell 4 : the Thames to Selsey Bill |
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| 165 | Distribution of Macroinvertebrates in English and Welsh Rivers based on the 1995 Survey |
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| 166 | The disposal of sheep dip waste (R and D Report 11) : effects on water quality |
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| 167 | Quantification of the relationship between effluent quality and biological quality : interim report for stage 1 |
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| 168 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 169 | A report on water quality issues within the Midford Brook catchment - June 1996 |
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| 170 | National marine baseline survey 1995 : littoral cell 11 : Great Orme to the Solway Firth |
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| 171 | Microbiological examination of coastal waters in the North West : summary of results 1998 |
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| 172 | Report on the By Brook low flow investigations : October 2001 : volume 2 : (figures, maps and appendices) |
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| 173 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
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| 174 | Regional river quality monitoring and surveillance : results of the 1990/1991 biological survey : draft report |
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| 175 | Water pollution incidents in England and Wales - 1990 : report of the National Rivers Authority |
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