| 151 | Background soil mineral nitrogen: AC0213, Northumberland, 2012 |
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| 152 | Wyre Estuary : summary of sampling locations and requirements |
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| 153 | Quality of Bathing Waters in Hampshire, Sussex, Kent and the Isle of Wight : 1993 Bathing Season : NRA Report DL/bw4/94 |
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| 154 | Broads restoration project : first year report 1990 |
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| 155 | Summary report on blue-green algae toxin analysis, Toxicity Assessment and reporting to the Environment Agency, 1998 |
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| 156 | A review of hazardous substances |
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| 157 | Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995 |
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| 158 | An audit of performance in the processing of macro-invertebrate samples in 1992 |
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| 159 | Teign estuary post scheme appraisal report of 1991 surveys : final draft report |
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| 160 | Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region |
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| 161 | Lake Benthic Macroinvertebrates 1: Improving Sampling Methodology |
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| 162 | River Deben estuary subtidal biological survey, March 1992 |
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| 163 | Medway Estuary fisheries survey 2000 : (incorporating the report for 1997 to 2000) |
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| 164 | Heavy metals, polychlorinated biphenyl and organochlorine pesticide residues in European eels anguilla anguilla L. from Sussex rivers - appendices : draft : part II |
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| 165 | Zinc in estuaries (Note 390) |
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| 166 | Remote sensing and baseline monitoring of the coastal waters of England and Wales 1992-1993 : a survey report [external version] |
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| 167 | Validation of statutory sampling sites using aerial surveillance : case study 4 |
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| 168 | Coastal baseline survey 1990-93. Part 1 : nutrients |
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| 169 | River nar eutrophication study aquatic macrophyte survey |
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| 170 | Field validation of algal toxin test kit : progress report for period August 1992 - October 1992 |
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| 171 | Review of water quality instrumentation : April 1995 |
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| 172 | Audit report on the 1995 GQA biological survey |
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| 173 | Development of marine phytoplankton methodology and quality assurance procedures : second draft |
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| 174 | The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall |
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| 175 | Control samples for ph determination in low ionic strength waters |
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