font settings and languages

Font Size: Large | Normal | Small
Font Face: Verdana | Geneva | Georgia

Plecoglossus altivelis altivelis



[ Back to top ]

9987 and 559). River forms live usually only one year whereas lake forms can live two or three years[2]. Reaches maturity at 30-40 cm[2]. Highly esteemed food fish . Marketed fresh and consumed fresh, fried and broiled[4].


Threat status

Common Names

[ Back to top ]

Click on the language to view common names.

Common Names in Arabic:

ويأ نِّيل

Common Names in Chinese:


Common Names in Danish:


Common Names in English:

Ayu, Ayu Sweetfish, Ko ayu, Ko-Ayu, Ryukyu Ayu-Fish, Sweet fish, Sweet-Fish, Sweetfish

Common Names in Finnish:


Common Names in French:


Common Names in German:


Common Names in Japanese:

Ayu, Koayu, アユ

Common Names in Korean:

Ǔn ǒ, Un-O, 은어

Common Names in Mandarin Chinese:

Hai Tai Yú, Xiang Y

Common Names in Portuguese:

Peixe doce

Common Names in Russian:

Aiyu, Айю

Common Names in Spanish, Castilian:


Common Names in Swedish:



[ Back to top ]


Typically found at an altitude of 0 to 587 meters (0 to 1,926 feet).[5]

Biome: Marine .


[ Back to top ]


Plecoglossus altevalis (Temminck and Schlegel • Plecoglossus altivelis (Temminck and Schlegel • Salmo altivelis Temminck and Schlegel

Similar Species

[ Back to top ]

Members of the genus Plecoglossus

ZipcodeZoo has pages for 3 species and subspecies in this genus:

P. altivelis (Ryukyu Ayu-Fish) · P. altivelis altivelis (Ayu) · P. altivelis ryukyuensis (Ryukyu Ayu-Fish)

More Info

[ Back to top ]

Further Reading

[ Back to top ]


[ Back to top ]




  1. Yamada, U., S. Shirai, T. Irie, M. Tokimura, S. Deng, Y. Zheng, C. Li, Y.U. Kim and Y.S. Kim (1995). Names and Illustrations of Fishes from the East China Sea and the Yellow Sea. Overseas Fishery Cooperation Foundation, Tokyo, Japan. [back]
  2. Chyung, M.-K. (1977). The fishes of Korea. Il Ji Sa Publishing Co. Seoul, Korea. 727 p. [back]
  3. Adamicka, P. (1984). Der Ayu (Plecoglossus altivelis T. et S.), ein interessanter Vertreter der japanischen Fischfauna. Österreichs Fischerei 37:140-147. [back]
  4. Frimodt, C. (1995). Multilingual illustrated guide to the world's commercial warmwater fish. Fishing News Books, Osney Mead, Oxford, England. 215 p. [back]
  5. Mean = -140.370 meters (-460.531 feet), Standard Deviation = 513.730 based on 40 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]
Last Revised: 2015-01-30