glass eel

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Related to Glass Eels: elvers

glass eel

An eel in its transparent, postlarval stage.


(ˈɛl vər)

a young eel, esp. one migrating up a stream from the ocean.
[1630–40; variant of ellfare, literally, eel-journey. See eel, fare]
References in periodicals archive ?
To create fast and forceful motions in the robots, Xuanhe Zhao, an associate professor at MIT, and graduate student Hyunwoo Yuk studied animals, specifically glass eels, whose larvae hatch in the ocean before migrating to their natural freshwater river habitats.
Meanwhile, 4-inch glass eels, a juvenile life stage, have been found and fished in coastal streams in America and Europe for millennia, but it's just as much of a conundrum how they get there.
They return to sea in summer when the rivers are flowing, which is also when the new generation of glass eels arrive, change into elvers and migrate upstream.
These eels, known as "elvers" or glass eels due to their translucent appearance and small size at the juvenile stage in their life cycle, are reared to adult size for the food fish market.
When they finally arrive at our river mouths, they're transparent and called glass eels or elvers.
b) The unprecedented exploitation of glass eel stocks in European waters was evident during the last 15 years, in order to fulfill the demand by Chinese farms; it resulted in sky-high prices glass eels (>1000 [euro]/kg) and dramatic decrease of natural stocks in European inland waters (ICES, 2008).
As they near the coast they change into little transparent eels called glass eels or elvers.
As unpigmented glass eels or newly pigmented elvers, they enter UK estuaries with the spring tides in April and May migrating upstream into freshwater where they stay and mature for up to 20 years,.
The new-born eels, known as glass eels because of their almost transparent bodies while they are in the sea, are carried by the Gulf Stream and reach Europe's river systems where they are now called elvers.
Trawling (fine-meshed trawls) was stopped, glass eels have been regularly introduced into the lake since 1956, and the protection of commercial fishes has been improved.
The French and Spanish opposition was due to the fact that their fishermen would bear the brunt of any such scheme, as the majority of glass eels are found in river estuaries on their territory.
In the river, glass eels grow into the elver stage and pass through several stages of metamorphosis for 3 to 9 years, up to the "pubertal" yellow stage, when sex differentiation occurs (Acou et al.