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🌊 Marine Least Concern 🌡️ Tropical

Tahitian reef-damsel

Pomachromis fuscidorsalis Allen & Randall, 1974
Max Length
6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
1–18 m
Climate
Tropical
Resilience
High
Vulnerability
15.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Adults are found in current-swept and surge areas of seaward and outer channel reefs . Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs . Diurnal species .

Scientific Name
Pomachromis fuscidorsalis
Authority
Allen & Randall, 1974
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
6 cm
Depth Range
1–18 m
Trophic Level
3.5
Resilience
High
Vulnerability
15.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Pomachromis
Pomachromis
Species
Tahitian reef-damsel
Pomachromis fuscidorsalis

🐟 Physical Description

Dorsal spines (total): 14; Dorsal soft rays (total): 13; Anal spines: 2; Anal soft rays: 13. : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Tahitian reef-damsel is currently being reviewed.

🦐 Diet

Diet information for Tahitian reef-damsel is currently being compiled.

🥚 Reproduction

🐣 Oviparous
Spawn Location
Demersal

Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

🌍 Habitat & Distribution

Marine; reef-associated; non-migratory; depth range 1 - 18 m . Tropical Central Pacific: Society Islands, Pitcairn Group.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L3 (TL)
Max TL
6cm
Dorsal Spines
14
Dorsal Rays
13
Anal Spines
2
Anal Rays
13

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
15.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Allen & Randall, 1974

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