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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Whitefin surgeonfish

Acanthurus albipectoralis Allen & Ayling, 1987
Max Length
33 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
5–20 m
Climate
Tropical
Resilience
Medium
Vulnerability
29.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Found off steep outer-reef escarpments. May be solitary but most commonly seen in small aggregations feeding on zooplankton well off the bottom.

Scientific Name
Acanthurus albipectoralis
Authority
Allen & Ayling, 1987
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
33 cm
Depth Range
5–20 m
Trophic Level
3.4
Resilience
Medium
Vulnerability
29.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 8 - 9; Dorsal soft rays (total): 22 - 33; Anal spines: 2 - 3; Anal soft rays: 18 - 31; Vertebrae: 22. Body varying from light bluish grey to dark brown, without blue lines. Outer part of pectoral fins abruptly white, the demarcation curved such that pale area is broadest on central part of fin. Least depth of caudal peduncle 3.1 to 3.3 times in head length. Maximum standard length about 33 cm (Ref 9808).: short and / or deep.

🌀 Behaviour

Behavioural data for Whitefin surgeonfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; reef-associated; depth range 5 - 20 m . Tropical; 12°S - 34°S, 142°E - 170°W

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.4±0.45
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.02291 × L2.96 (TL)
Max TL
33cm
Dorsal Spines
9
Dorsal Rays
28
Anal Spines
3
Anal Rays
25
Vertebrae
22

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Allen & Ayling, 1987

🌐 Names & Taxonomy

Language Common Names
🇬🇧English White-fin Surgeon · Whitefin Surgeonfish
🏳️Catalan Peix cirurgià d'aleta blanca
🌍CES bodlok běloploutvý
🇩🇰Danish Hvidfinnet Kirurgfisk
🇫🇷French Poisson-chirurgien à pectorale blanche
🇮🇹Italian Pesce chirurgo pinna bianca
🇵🇹Portuguese Cirurgião-de-barbatana-clara
🇪🇸Spanish Pez Cirujano Aleta Blanca

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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