Nick Upton / European eel (Anguilla anguilla) elver migrating upstream, using an eel pass on the side of a weir, Somerset Levels, England, UK, July.
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Dave Bevan / Male Blackbird (Turdus merula) catching European eel (Anguilla anguilla) elvers as they migrate up a waterfall, Ceredigion, Wales, UK, July.
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Dave Bevan / Male Blackbird (Turdus merula) catching European eel (Anguilla anguilla) elvers as they migrate up a waterfall, Ceredigion, Wales, UK, July.
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Dave Bevan / European eel (Anguilla anguilla) elvers migrating up a wet rock next to a waterfall, Ceredigion, Wales, UK, July.
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John Waters / Brook lamprey (Lampetra planeri) looking for food, River Kennet, Berkshire, England, UK. January.
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Eric Baccega / Common cormorant (Phalacrocorax carbo) catching a european eel (Anguilla anguilla), captive, Alsace, France.
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Michel Roggo / European Eel (Anguilla anguilla) juveniles migrating upstream, Rhine River, Switzerland, 1992
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David Woodfall / Collection of European eels (Anguilla anguilla) bred as part of breeding project, to be exported to Lough Neagh in Northern Ireland. UK. May 2010
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Wild Wonders of Europe / Campbel / European river otter (Lutra lutra) feeding on eel in estuary of River Tweed, Northumberland, England, July 2009. WWE OUTDOOR EXHIBITION.
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Jane Burton / Young European eels / elvers {Anguilla anguilla}, UK
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TIM MARTIN / European eel.
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SCOTLAND: The Big Picture / European eel (Anguilla anguilla) migrating upstream bypassing a waterfall by leaving the water completely. Cairngorms National Park, Scotland, UK, July.
