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#2335 · 🐟 fish

Redfin Butterflyfish

Chaetodon lunulatus

LCleast concern 🐟 Fish 📍 outside Europe
Redfin Butterflyfish, photo 1 of 7
1/7 © uwkwaj · CC BY-NC 4.0

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

  • NL sightings 0iNaturalist, research grade
  • worldwide 4,442iNaturalist observations
  • threat LCleast concern

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

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.

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