A fish of the order Anguilliformes and family Anguillidae. It can reach a total length of 1.5m. Its body is long and slender, almost cylindrical, with a slightly laterally compressed tail. Its body color is yellowish brown or dark brown, with dark spots resembling wormholes. Large fish hide in caves at the edge of rivers. It eats small fish, shrimp, and crabs. It is found along the coast from Kagoshima Prefecture, where the Kuroshio Current comes close, to the Boso Peninsula, the Ogasawara Islands, East Africa, and the Natal region of the Republic of South Africa. Its main habitat in Nagasaki, Tokushima, and Wakayama Prefectures has been designated as a national natural monument. Its spawning habits are unknown. Source: Encyclopaedia Britannica Concise Encyclopedia About Encyclopaedia Britannica Concise Encyclopedia Information |
ウナギ目ウナギ科の魚。全長 1.5mに達する。体は細長く,ほぼ円柱状で,尾部は多少側扁する。体色は黄褐色または暗褐色で,虫くい状の暗色斑がある。大型魚は河川の淵の洞窟内にひそむ。小魚,エビ,カニ類を食べる。黒潮が接岸する鹿児島県から房総半島にいたる沿岸,小笠原諸島,東アフリカ,南アフリカ共和国のナタール地方に分布する。長崎県,徳島県,和歌山県のおもな生息地は国の天然記念物に指定されている。産卵習性は不明。
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