Sunrise perch

Amazing fact

In sunrise perch, the largest individual in a group can change from female to male.

新潟市水族館マリンピア日本海

Sunrise perch in its habitat (illustration)

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An illustration based on the real animal.

A little discovery to share.

In sunrise perch, the largest individual in a group can change from female to male.

Source新潟市水族館マリンピア日本海 — アカイサキ

THE REAL WORLD

The real Sunrise perch

Scientific name: Caprodon schlegelii
Japanese name: アカイサキ
Group: Ocean animals

Order: Perciformes
Family: Serranidae
Genus: Caprodon

Facts about the real animal.

A member of the grouper family that lives on rocky reefs near the coast and at the edge of the continental shelf.

鳥羽水族館 — アカイサキ

Besides the coasts of Japan, it is found across a wide area of the Pacific, including Taiwan, Australia, Hawaii and Chile.

鳥羽水族館 — アカイサキ

Males and females have different body patterns.

鳥羽水族館 — アカイサキ

How the Sunrise perch lives

It feeds on small animals. Males are uncommon in this species.

三重県新潟市水族館マリンピア日本海

Basic data

Size: Body length: about 40 cm
Range: Sea of Japan and East China Sea coasts from Kasumi to southern Kyushu, Pacific coast from Sagami Bay to southern Kyushu, and elsewhere

鳥羽水族館

Where the Sunrise perch has been recorded

Records: GBIF.org (CC0 and CC BY 4.0 records, retrieved 2026-11-07). Map: Natural EarthSee the records on GBIF

Watch wild animals from a distance. Do not touch or feed them, and take care of the places where they live.

Names around the world

日本語: アカイサキ
简体中文: 异臂花鮨
繁體中文: 許氏菱齒花鮨
한국어: 붉벤자리
Português (Brasil): Maomao-japonês

Names come from Wikidata and iNaturalist records. Where a language has no recorded name, we use the scientific name.

Sources and how we check

鳥羽水族館 — アカイサキChecked: 2026-11-04
新潟市水族館マリンピア日本海 — アカイサキChecked: 2026-11-07
三重県 — アカイサキChecked: 2026-11-07

We check each fact against its source. The illustrations simplify how the real animal looks.

The classification (class, order, family, genus) follows Wikidata records, checked against GBIF. Classifications can change as research goes on.

The basic data are the values given in each source. They vary with how the animal is measured, whether it is male or female, and whether it lives in the wild or in captivity.

This page was translated from the original Japanese with the help of AI.

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