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🌊 Marine Least Concern 🌡️ Tropical

Bluespot damsel

Pomacentrus grammorhynchus Fowler, 1918
Max Length
9 cm
Max Weight
Lifespan
Trophic Level
2.7
Depth
2–12 m
Climate
Tropical
Resilience
High
Vulnerability
24.00/100
Typical Length
Depth Zone
reef

📖 Overview

Adults inhabit lagoons and passages among branching corals. They occur solitarily or in small groups. Feed mainly on benthic algae . Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs . Diurnal species .

Scientific Name
Pomacentrus grammorhynchus
Authority
Fowler, 1918
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
9 cm
Depth Range
2–12 m
Latitude
24°S – 19°N
Trophic Level
2.7
Resilience
High
Vulnerability
24.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 14 - 15; Anal spines: 2; Anal soft rays: 14 - 15. : short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Bluespot damsel is currently being reviewed.

🦐 Diet

Diet information for Bluespot 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 2 - 12 m . Tropical; 19°N - 24°S

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
2.7±0.31
Food Items

benthic algae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.02455 × L2.98 (TL)
Max TL
9cm
Dorsal Spines
13
Dorsal Rays
15
Anal Spines
2
Anal Rays
15

🌡️ 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
24.00/100
Low vulnerability
Trophic Level
2.7
Omnivore / Planktivore
Body Shape
Short and / or deep
Climate Zone
Tropical
Latitude Range
19°N – 24°S
Described By
Fowler, 1918

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Bluespot damsel ↗
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