Spotfin frogfish
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An illustration based on the real animal.
A little discovery to share.
In the spotfin frogfish, the spine behind the esca looks like a rod.
THE REAL WORLD
The real Spotfin frogfish
- Scientific name
- Antennarius nummifer
- Japanese name
- ベニカエルアンコウ
- Group
- Ocean animals
- Order
- Lophiiformes
- Family
- Antennariidae
- Genus
- Antennarius
It lives in places such as the Izu Islands, the Pacific coast from Chiba to Kyushu, the Seto Inland Sea, and the Indian Ocean and western Pacific.
It uses a lure called an esca, which looks like food, to draw in prey and eat it.
Even though its name includes beni (crimson), some are not red. It has a dark blotch on its side.
Basic data
- Range
- Indo-West Pacific, Hawaiian Islands, Society Islands, Marquesas Islands, eastern Atlantic islands, and elsewhere
Where the Spotfin frogfish 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
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 — ベニカエルアンコウChecked: 2026-11-04
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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