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Ocean animals

Brown-lined puffer

Amazing fact

Male maze puffers become deeper-bodied and shine blue during spawning time.

東京都公園協会
Brown-lined puffer in its habitat (illustration)

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An illustration based on the real animal.

A little discovery to share.

Male maze puffers become deeper-bodied and shine blue during spawning time.

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THE REAL WORLD

The real Brown-lined puffer

Scientific name
Canthigaster rivulata
Japanese name
キタマクラ
Group
Ocean animals
Order
Tetraodontiformes
Family
Tetraodontidae
Genus
Canthigaster
Facts about the real animal.

Where the name “Brown-lined puffer” comes from

Its scientific name rivulata means a small stream, and its body has fine markings.

海響館
01

A puffer that lives in the seas from southern Japan to the Indian Ocean, the western Pacific and Hawaii.

02

Its skin carries a very strong poison, and its liver and intestines are poisonous too.

03

Its name, meaning "north pillow," is said to come from the idea that anyone who ate it would be laid to rest with their head to the north, that is, would die.

How the Brown-lined puffer lives

It lives around shallow corals, rocky reefs and sandy or gravelly seabeds. It has been seen laying eggs among seaweed in the wild. Young fish appear from around spring and can sometimes be found in tide pools.

宇久井ビジターセンター海響館

Basic data

Range
Southern Japan, the Indo-West Pacific, and Hawaii
鳥羽水族館

Where the Brown-lined puffer has been recorded

World map with dots where the Brown-lined puffer 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

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
水纹尖鼻鲀
繁體中文
水紋尖鼻魨
한국어
청복
Português (Brasil)
Baiacu-anão-bronzeado

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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