New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Miller's damselfish

Pomacentrus milleri Taylor, 1964
Max Length
7.5 cm
Max Weight
-
Lifespan
-
Trophic Level
2.8
Depth
1–6 m
Climate
Tropical
Resilience
High
Vulnerability
20.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Adults inhabit inshore reef areas mainly on dead coral . Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs . Diurnal species .

Scientific Name
Pomacentrus milleri
Authority
Taylor, 1964
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
7.5 cm
Depth Range
1–6 m
Trophic Level
2.8
Resilience
High
Vulnerability
20.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

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

🌀 Behaviour

Behavioural data for Miller's damselfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 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 - 6 m . Tropical Indian Ocean: northern Australia, from Rottnest Island (off Perth) to Arnhem Land, Northern Territory.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
2.8±0.32

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L3 (TL)
Max TL
7.5cm
Dorsal Spines
14
Dorsal Rays
14
Anal Spines
2
Anal Rays
14

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
20.00/100
Low vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Taylor, 1964

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Miller's damselfish ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.