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Ocean animals

Bluefin trevally

Amazing fact

Bluefin trevally sometimes take food from the mouths of feeding sharks.

Aquarium of the Pacific
Bluefin trevally in its habitat (illustration)

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An illustration based on the real animal.

A little discovery to share.

Bluefin trevally sometimes take food from the mouths of feeding sharks.

SourceAquarium of the Pacific — Bluefin Trevally

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THE REAL WORLD

The real Bluefin trevally

Scientific name
Caranx melampygus
Japanese name
カスミアジ
Group
Ocean animals
Order
Carangiformes
Family
Carangidae
Genus
Caranx
Facts about the real animal.

Where the name “Bluefin trevally” comes from

The “bluefin” in its English name refers to its bright blue fins.

Aquarium of the Pacific
01

A fish commonly seen on coral reefs from the Indian Ocean to the Pacific.

鳥羽水族館 — カスミアジ
02

It may swim alone, and sometimes it shows up in schools.

鳥羽水族館 — カスミアジ

How the Bluefin trevally lives

They hunt by day, launching themselves at prey at high speed. They also ambush prey from hiding places. They often swim long distances in search of food.

Aquarium of the Pacific

Basic data

Range
Indian Ocean to Pacific Ocean, and eastern central Pacific
鳥羽水族館

Where the Bluefin trevally has been recorded

World map with dots where the Bluefin trevally has been recorded
Each dot marks a place with observations or specimens shared on GBIF. Some records are of animals that strayed or were brought by people, so the dots are not always where the animal lives.

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

Where it livesWorld oceansCoral reefs

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

简体中文
蓝鳍鲹
繁體中文
藍鰭鰺
Português (Brasil)
Xaréu-de-barbatana-azul
Bahasa Indonesia
Kuwe sirip biru

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

Sources and how we check

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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White trevally in its habitat (illustration)

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