CreatureData

Western butterflyfish

Chaetodon assarius Waite, 1905

Status not recordedbony fish

The western butterflyfish (Chaetodon assarius) is a species in the family Chaetodontidae, order Acanthuriformes.

No freely licensed photo yet

Quick facts about the western butterflyfish

Weight
Not recorded
Length
Not recorded
Lifespan
Not recorded
Main food
Not recorded
Habitat
Not recorded
Young per litter or clutch
Not recorded
Conservation status
Not recorded
Countries on record
Not recorded

Where does the western butterflyfish live?

Not recorded

Is the western butterflyfish endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is the western butterflyfish classified?

  1. kingdomAnimalia
  2. phylumChordata
  3. classTeleostei
  4. orderAcanthuriformes
  5. familyChaetodontidae
  6. genusChaetodon
  7. SpeciesChaetodon assarius Waite, 1905
Other names and names in other languages (10)
  • Assarius butterflyfishEnglish
  • West Australian butterflyfishEnglish
  • Peix papallona australiàCatalan
  • klipka západoaustralskáCzech
  • Vestaustralsk fanefiskDanish
  • Westaustralischer FalterfischGerman
  • Pez mariposa australianoSpanish
  • Pesce farfalla australiano occidentaleItalian
  • Peixe-borboleta-australianoPortuguese
  • Bagang baratroot

Catalogue of Life

Relatives of the western butterflyfish

Other species in the same genus Chaetodon.

Racoon

Chaetodon lunula

ChaetodontidaeNo free photo yet

Threadfin

Chaetodon auriga

ChaetodontidaeNo free photo yet

Butterbun

Chaetodon capistratus

ChaetodontidaeNo free photo yet

CompareWestern butterflyfish vs RacoonWestern butterflyfish vs ThreadfinWestern butterflyfish vs ButterbunWestern butterflyfish vs Acropora butterfly

Common questions

Answered only where our data holds the answer.

What kind of animal is the western butterflyfish?

The western butterflyfish (Chaetodon assarius) belongs to the family Chaetodontidae in the order Acanthuriformes.

Sources and how to cite this page

Data as of 2026-11-11. How this page is put together.

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APA

CreatureData. (2026). Western butterflyfish (Chaetodon assarius). Retrieved from https://creaturedata.com/animals/western-butterflyfish

MLA

“Western butterflyfish (Chaetodon assarius).” CreatureData, 2026, https://creaturedata.com/animals/western-butterflyfish.

BibTeX
@misc{western_butterflyfish_2026,
  title = {Western butterflyfish (Chaetodon assarius)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/western-butterflyfish},
  note = {Data as of 2026-11-11}
}