学名 Plecoglossus altivelis
英語 sweetfish
Äsl181Äslmult0 Ayu is a product that resembles the arrival of spring. Can be grilled with salt or
miso to Äsl181Äslmult0 be enjoyed.
The ayu (アユ, 鮎, 年魚, 香魚) or sweetfish, Plecoglossus altivelis, is a species of fish. It is the only
species in the genus Plecoglossus and family Plecoglossidae. It is a relative of the smelts and
other fish in the order Osmeriformes.
Native to East Asia, it is distributed in the northwestern Pacific Ocean along the coast of
Hokkaidō in Japan southward to the Korean Peninsula, China, Hong Kong and northern Vietnam.
It is amphidromous, moving between coastal marine waters and freshwater lakes and rivers. A
few landlocked populations also exist in lakes in Japan such as Biwa. It is an introduced species
in Taiwan.