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

🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Moluccan cardinalfish

Ostorhinchus moluccensis Valenciennes, 1832
Max Length
9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
3–30 m
Climate
Tropical
Resilience
High
Vulnerability
13.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Nocturnal species. Occurs inshore ; usually in silty habitat on mud slopes, in lagoons, and sheltered reefs. Usually seen in pairs or schooling, comprising numerous pairs when adult .

Scientific Name
Ostorhinchus moluccensis
Authority
Valenciennes, 1832
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
9 cm
Depth Range
3–30 m
Trophic Level
3.5
Resilience
High
Vulnerability
13.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Apogoniformes
Apogoniformes
Family
Apogonidae
Apogonidae
Genus
Ostorhinchus
Ostorhinchus
Species
Moluccan cardinalfish
Ostorhinchus moluccensis

🐟 Physical Description

Dorsal spines (total): 8; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8; Vertebrae: 24. Distinguished from other species of Apogon in the subgenus Ostorhinchus with 21-25 rudiments + gill rakers, 14-17 lower arch developed gill rakers; the roof of the mouth and portions of gill arches pale; a whitish spot behind the posterior base of the second dorsal fin .: short and / or deep; Cross section: compressed.

🌀 Behaviour

Behavioural data for Moluccan cardinalfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

👄 Mouth Brooder

Mouthbrooders . Distinct pairing during courtship and spawning .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 3 - 30 m . Tropical South Africa and India eastward to Fiji; north to Taiwan, south to Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.5±0.4
🐠 Schooling 🌙 Nocturnal

📐 Morphometrics

Length–Weight Relationship: W = 0.01259 × L3.09 (TL)
Max TL
9cm
Dorsal Spines
8
Dorsal Rays
9
Anal Spines
2
Anal Rays
8
Vertebrae
24

🌡️ 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
13.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Valenciennes, 1832

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Moluccan Cardinalfish
🌍CES parmovec bělopásý · parmovec molucký
🇯🇵Japanese Sehoshitenjikudai · セホシテンジクダイ
🇵🇹Portuguese Cardeal-das-Moluccas
🇨🇳Chinese 大目側仔 · 大面側仔 · 摩鹿加天竺鯛 · 摩鹿加鸚天竺鯛

Scientific Synonyms

Scientific Name Author Year Status
Apogon chrysosoma Bleeker 1852 Synonym
Apogon molluccensis Valenciennes 1832 Synonym
Apogon monochrous Bleeker 1856 Synonym
Apogon monocrous Bleeker 1856 Synonym
Apogon ventrifasciatus Allen, Kuiter & Randall 1994 Synonym

🗺️ 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
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Moluccan cardinalfish ↗
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.