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🌊 Marine 🌡️ Tropical

White-axil damselfish

Pomacentrus albiaxillaris Allen, Erdmann & Pertiwi, 2017
Max Length
7 cm
Max Weight
-
Lifespan
-
Trophic Level
2.7
Depth
4–15 m
Climate
Tropical
Resilience
High
Vulnerability
18.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

White-axil damselfish (Pomacentrus albiaxillaris) is a ray-finned fish of the family Pomacentridae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 7 cm. It occurs at depths between 4 and 15 metres. With a trophic level of 2.7, it is an omnivore, consuming both plant and animal matter.

Scientific Name
Pomacentrus albiaxillaris
Authority
Allen, Erdmann & Pertiwi, 2017
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
Max Length
7 cm
Depth Range
4–15 m
Trophic Level
2.7
Resilience
High
Vulnerability
18.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 12 - 15; Anal spines: 2; Anal soft rays: 13 - 15; Vertebrae: 26. This species is distinguished by the following characters: D XIII,12-15 (usually 14); A II,13-15 (usually 14); pectoral-fin rays 16-18 (usually 18); tubed lateral-line scales 15-18 (rarely 15-16); total gill rakers on first arch 22-25 (usually 23-24); body depth 2.0-2.2 in SL; no scales on preorbital, a single row of scales on suborbital, often restricted to posterior part, continuing around posterior margin of eye; colour in life generally gray to bluish gray with thick black or dark-brown scale margins creating a network pattern; a small black spot restricted to the uppermost portion of pectoral-fin base; both sides of pectoral-fin axil white; dorsal and anal fins are dark gray or blackish with translucent portion posteriorly; caudal fin whitish; dorsal scleral surface of eye is bright blue. This species differs from from other members of the philippinus complex by having a small black spot restricted to the uppermost part of the pectoral-fin base vs. a large black spot that completely covers the base, and by having a white pectoral-fin axil vs. other colors or not especially colored .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for White-axil damselfish is currently being reviewed.

🦐 Diet

Diet information for White-axil damselfish is currently being compiled.

🥚 Reproduction

Reproduction data for White-axil damselfish is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 4 - 15 m , usually 4 - 15 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
2.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.02455 × L2.98 (TL)
Max TL
7cm
Dorsal Spines
13
Dorsal Rays
14
Anal Spines
2
Anal Rays
14
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
18.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Allen, Erdmann & Pertiwi, 2017

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