#2335 · 🐟 fish
Redfin Butterflyfish
Chaetodon lunulatus
7 photos from iNaturalist (Creative Commons) · credits & licences
what is it?
The Oval Butterflyfish , Red-finned Butterflyfish or redfin butterflyfish ( Chaetodon lunulatus ) is a species of butterflyfish (family Chaetodontidae). It is found in the Pacific Ocean from Eastern Indonesia to the Hawaiian islands. This is one species of a closely related group which includes the Blacktail butterflyfish which is found in the Red Sea and Gulf of Aden and the Melon butterflyfish which is found in the Indian Ocean.
base stats
Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).
fun facts
- No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
- 4,442 observations worldwide on iNaturalist.
- Scientifically named by Joseph Paul Gaimard in 1825 (201 years ago).
fact sheet
- English
- Redfin Butterflyfish
- scientific name
- Chaetodon lunulatus
- class
- Actinopterygii
- order
- Acanthuriformes
- family
- Chaetodontidae
- IUCN Red List
- LC · least concern
- sightings in NL
- 0
- sightings worldwide
- 4,442
- GBIF records in NL
- 0
- weight
- —
- length
- —
- lifespan
- —
- named
- 1825 by Joseph Paul Gaimard
IUCN in Dutch: niet bedreigd. Blank means the sources don't say.
relatives· Chaetodontidae
#2273 📷 7Threadfin Butterflyfish
🇳🇱 Oogvlekkoraalvlinder
Chaetodon auriga
LC 🌍 7.8k seen
#2319 📷 10Raccoon Butterflyfish
🇳🇱 Halfmaanvlindervis
Chaetodon lunula
LC 🌍 4.8k seen
#2373 📷 10Vagabond Butterflyfish
Chaetodon vagabundus
LC 🌍 3.8k seen
#2374 📷 10Four-eyed Butterflyfish
🇳🇱 Vierogige koraalvlinder
Chaetodon capistratus
LC 🌍 3.8k seen
Sources: iNaturalist taxon 48743, Wikidata Q3393835, GBIF 2385403, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.
