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The Japanese eel (Anguilla japonica; nihon unagi (日本鰻) [2]) is a species of anguillid eel found in Japan, Korea, Taiwan, China, and Vietnam, [3] as well as the northern Philippines. Like all the eels of the genus Anguilla and the family Anguillidae , it is catadromous , meaning it spawns in the sea but lives parts of its life in freshwater.
In 1777, the Italian Carlo Mondini located an eel's ovaries and demonstrated that eels are a kind of fish. [1] In 1876, as a young student in Austria, Sigmund Freud dissected hundreds of eels in search of the male sex organs. He had to concede failure in his first major published research paper, and turned to other issues in frustration. [2] [3 ...
The Japanese Ministry of the Environment has officially added Japanese eel to the “endangered” category of the country's Red List of animals ranging from “threatened” to “extinct”. [9] Although about 90% of freshwater eel consumed in the U.S. are farm-raised, they are not bred in captivity. Instead, young eels are collected from the ...
After being swallowed alive, Japanese eels were able to escape from a predator fish’s stomach and swim to freedom through the fish’s gills, new research shows.
The Asian swamp eel is a freshwater, eel-like fish belonging to the family Synbranchidae (swamp eels). [ 4 ] Some work indicates that the species should be split into three geographical clades or cryptic species , although these were not given nomenclatural names, as the taxonomic synonymy was too complex to sort out at the time.
Of the 32 eels that were swallowed whole by dark sleeper fish in a recent study, nine of them successfully escaped to safety Scientists Confirm How Japanese Eels Escape a Predator Fish's Stomach ...
Freshwater eels cut to about 5 cm (2 in) pieces, cooked in green herb sauce. Usually served hot, either as hors-d'œuvre or with Belgian fries or bread; but can also be eaten cold. Japan Unagi: Unagi is the Japanese word for freshwater eels, especially the Japanese eel. Saltwater eels are known as anago. Unagi are a common ingredient in ...
The term "eel" is also used for some other eel-shaped fish, such as electric eels (genus Electrophorus), swamp eels (order Synbranchiformes), and deep-sea spiny eels (family Notacanthidae). However, these other clades , with the exception of deep-sea spiny eels, whose order Notacanthiformes is the sister clade to true eels, evolved their eel ...