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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Masked angelfish

Genicanthus personatus Randall, 1975
Max Length
21 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
20–174 m
Climate
Tropical
Resilience
Medium
Vulnerability
33.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Masked angelfish (Genicanthus personatus), first described by Randall, 1975 is a medium-sized fish in the family Pomacanthidae (order Acanthuriformes). Adults typically reach 21.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 20 to 174 metres. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Pomacanthidae kept in the hobby.

Scientific Name
Genicanthus personatus
Authority
Randall, 1975
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
21 cm
Depth Range
20–174 m
Trophic Level
2.7
Resilience
Medium
Vulnerability
33.00/100
Salinity
30–40 ppt

🐟 Physical Description

Sexes exhibit different coloration. Male pearly white with anterior portion of the head, from the snout to just behind the eye, yellow orange; anterior half of the caudal fin black; dorsal and anal fins white with a broad orange band distally; the pectoral and pelvic fins orange. Female pearly white with anterior portion of the head, from the snout to just behind the eye black or gray; anterior half of the caudal fin also black; distal portion of pelvic fins orange.: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Masked angelfish 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 20 - 174 m . Tropical; 30°N - 17°N Central Pacific: endemic to the Hawaiian Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
2.7±0.31

📐 Morphometrics

Length–Weight Relationship: W = 0.02951 × L2.89 (TL)
Max TL
21cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Randall, 1975

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