| 51 | Nutrient Conditions for Different Levels of Ecological Status and Biological Quality in Surface Waters (Phase I) |
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| 52 | Status of rare fish : literature review of Freshwater Fish in the UK |
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| 53 | HIDDEN-DP-JohnLund-001.tif |
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| 54 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
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| 55 | Snapshots of the environment : managing our freshwater fisheries |
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| 56 | Proposed Environmental Quality Standards for Bromine in Fresh and Marine Waters |
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| 57 | River Axe Fish Study - Stage 2, Environmental Assessment for River Abstraction |
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| 58 | Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990 |
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| 59 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
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| 60 | The Opening Ceremony of The River Laboratory |
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| 61 | River Axe Fish Study - Supplementary Report |
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| 62 | Swimming Speeds in Fish: phase 2 |
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| 63 | HIDDEN-DP-LundTube-001.tif |
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| 64 | River Tamar EC freshwater fish directive failure 1994 : final draft report, June 1996 COR/96/005 |
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| 65 | River Fisheries Habitat Inventory Phase 2: Methodology Development for Juvenile Salmonids |
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| 66 | Fisheries fact file (1/9) |
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| 67 | A report on the 1993 strategic stock assessment survey of the Eamont catchment with particular reference to salmonid fish |
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| 68 | A guide to rod fishing byelaws : Midlands region (September 2001) |
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| 69 | Habitat preferences of the bullhead (Cottus gobio) in some Norfolk rivers |
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| 70 | Environmental protection fisheries control : River Okement fish mortality, 16.09.89 |
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| 71 | Health status of otters in southern and south west England 1996-2003 |
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| 72 | Assessing the impact of sewage effluent disposal on groundwater (phase 2): final report |
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| 73 | The Lowermoor environment report |
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| 74 | Guidelines on statutory returns : Freshwater Fish Directive |
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| 75 | Endocrine disruption horizon scanning: priority and new endocrine disrupting chemicals |
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