juvenile Japanese sea bass
Refers to young Japanese sea bass (Lateolabrax japonicus) under about two years old, roughly up to 25 cm. A specific growth stage name used in fishing and culinary contexts.
See also: スズキ
Around here, juvenile sea bass are often caught in spring.
As it grows, the juvenile sea bass is called fukko or suzuki.
Hiragana spelling, also common.
Rare kanji form; not commonly used.
The origin of the word セイゴ is uncertain. It is a specific name for a juvenile stage of the Japanese sea bass, used in fishing communities.