| 176 | European collaboration to develop standard sediment toxicity test methods (396/4/T) : interim report |
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| 177 | Assessing and controlling the ecotoxicity of complex effluents |
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| 178 | Silloth sediment survey : April, July 1990 |
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| 179 | An assessment of river water quality in the River Kenn |
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| 180 | Development of marine phytoplankton methodology and quality assurance procedures : second draft |
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| 181 | Sampling Littoral Diatoms in Lakes for Ecological Status Assessments: a Literature Review |
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| 182 | Eel and elver studies in the Severn : interim report (256/6/ST) |
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| 183 | Pesticide residues in fish taken from the Newlyn River (1992) |
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| 184 | Meiofaunal assemblages of the Thames Estuary, April 1989-March 1990 : modules I-III : a study of the meiofaunal communities present in sediment samples collected by the National Rivers Authority, Thames Region |
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| 185 | Doe Lea restoration study : the work of WRc |
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| 186 | NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group |
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| 187 | Water quality investigations in the Newlyn river catchment |
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| 188 | Comparison of load estimation from grab an flow-proportioning samples |
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| 189 | An assessment of water quality in the River Yarty catchment |
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| 190 | Survey of the biological quality of creek systems in the outer Thames Estuary, with special reference to the impact of STW and landfill site discharges |
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| 191 | Regional water quality monitoring and surveillance programme for 1992 : operational investigation programme at Wheal Jane tin mine, Cornwall |
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| 192 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
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| 193 | Freshwater phytoplankton : standard methodologies : final draft : biology laboratory procedures manual. Section C : test methods and procedures |
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| 194 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2012 |
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| 195 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2011 |
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| 196 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2013 |
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| 197 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2012 |
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| 198 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2013 |
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| 199 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk A in 2011 |
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