skip to content
stan runge

#2331 · 🐟 fish

Caribbean Ocean Surgeonfish

Acanthurus tractus

LCleast concern 🐟 Fish 📍 outside Europe
9 photos from iNaturalist (Creative Commons) · credits & licences
  1. 1. © Pauline Walsh Jacobson · CC BY 4.0
  2. 2. © sea-kangaroo · CC BY-NC-ND 4.0
  3. 3. © Neil DeMaster · CC BY-NC 4.0
  4. 4. © Neil DeMaster · CC BY-NC 4.0
  5. 5. © terence zahner · CC BY-NC 4.0
  6. 6. © Pauline Walsh Jacobson · CC BY 4.0
  7. 7. © Biscotte · CC BY-NC 4.0
  8. 8. © Frank Krasovec · CC BY-NC 4.0
  9. 9. © Brittany Mason · CC BY-NC 4.0
Caribbean Ocean Surgeonfish, photo 1 of 9
1/9 © Pauline Walsh Jacobson · CC BY 4.0

what is it?

Acanthurus tractus is a species of fish in the family Acanthuridae found in Florida, Bahamas, the Caribbean Sea and the Gulf of Mexico. However, FishBase considers it synonym of Acanthurus bahianus .

base stats

  • NL sightings 0iNaturalist, research grade
  • worldwide 4,524iNaturalist 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.
  • 4,524 observations worldwide on iNaturalist.
  • Scientifically named by Felipe Poey in 1860 (166 years ago).

fact sheet

English
Caribbean Ocean Surgeonfish
scientific name
Acanthurus tractus
class
Actinopterygii
order
Acanthuriformes
family
Acanthuridae
IUCN Red List
LC · least concern
sightings in NL
0
sightings worldwide
4,524
GBIF records in NL
0
weight
—
length
—
lifespan
—
named
1860 by Felipe Poey

IUCN in Dutch: niet bedreigd. Blank means the sources don't say.

relatives· Acanthuridae

Sources: iNaturalist taxon 871060, Wikidata Q22102567, GBIF 5209182, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

stan runge 9114b54 source