Young European eel (Anguilla anguilla) elvers, or glass eels for reintroductions swimming in a large holding tank, Gloucester UK

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Young European eel (Anguilla anguilla) elvers, or glass eels, caught during their annual migration up rivers from the Bristol channel, swimming in a large holding tank at UK Glass Eels, which supplies elvers for reintroduction projects across Europe, Gloucester, UK, March

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Size: 3850px × 2566px
Location: Gloucester, Gloucestershire, UK
Photo credit: © Nick Upton / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, anguilla, anguillidae, aquaculture, captive, close, conservation, eel, eels, elvers, england, europe, fish, glass, juveniles, kingdom, masses, migrating, migration, night, osteicthyes, spring, sustainability, swimming, tank, tanks, transparent, uk, underwater, united, vertebrates, young