Nick Upton / European eel (Anguilla anguilla) elver migrating upstream, using an eel pass on the side of a weir, Somerset Levels, England, UK, July.
01613519
Dave Bevan / Male Blackbird (Turdus merula) catching European eel (Anguilla anguilla) elvers as they migrate up a waterfall, Ceredigion, Wales, UK, July.
01613518
Dave Bevan / Male Blackbird (Turdus merula) catching European eel (Anguilla anguilla) elvers as they migrate up a waterfall, Ceredigion, Wales, UK, July.
01613515
Dave Bevan / European eel (Anguilla anguilla) elvers migrating up a wet rock next to a waterfall, Ceredigion, Wales, UK, July.
01601418
Alex Mustard / Giant mottled eel (Anguilla marmorata) in river with villagers washing clothes in background. Ambon, Maluku Archipelago, Indonesia. Banda Sea, tropical west Pacific Ocean.
01546462
John Waters / Pair of Sea lampreys (Petromyzon marinus) spawning, one attempting to move a rock, River Wye, UK, June.
01574029
John Waters / Brook lamprey (Lampetra planeri) looking for food, River Kennet, Berkshire, England, UK. January.
01520179
Juergen Freund / Giant mottled fresh water eels (Anguilla marmorata) in shallows, split level view, Lissenung Island, Kavieng, New Guinea. Second Place in the Portfolio Award of the Terre Sauvage Nature Images Awards...
01160183
Michel Roggo / European Eel (Anguilla anguilla) juveniles migrating upstream, Rhine River, Switzerland, 1992
01275997
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.
01628612
SCOTLAND: The Big Picture / European eel (Anguilla anguilla) migrating upstream bypassing a waterfall by leaving the water completely. Cairngorms National Park, Scotland, UK, July.
01613541
Dave Bevan / European eel (Anguilla anguilla) elvers migrating up a rock face next to a stream, Ceredigion, Wales, UK, July.
