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Ocean animals

Gem Doris

Amazing fact

Gem Doris has translucent white gills edged in brown.

竹野スノーケルセンター
Gem Doris in its habitat (illustration)

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An illustration based on the real animal.

A little discovery to share.

Gem Doris has translucent white gills edged in brown.

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THE REAL WORLD

The real Gem Doris

Scientific name
Dendrodoris krusensternii
Japanese name
ミヤコウミウシ
Group
Ocean animals
Class
Gastropoda
Order
Nudibranchia
Family
Dendrodorididae
Genus
Dendrodoris
Facts about the real animal.
01

A common sea slug found widely from India to the western Pacific.

02

Its body is covered with yellowish-gray or yellowish-brown bumps.

03

It has dark purple diamond-shaped markings and pale blue eye-like spots.

How the Gem Doris lives

It lives in places such as rock pools left behind by the falling tide.

公益社団法人 全国豊かな海づくり推進協会

Where the Gem Doris has been recorded

World map with dots where the Gem Doris 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 oceansOcean

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

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.

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

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