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🌊 Marine Least Concern 🌡️ Tropical

Blackbelt cardinalfish

Ostorhinchus nigrocincta Smith & Radcliffe, 1912
Max Length
9.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
20–40 m
Climate
Tropical
Resilience
High
Vulnerability
15.00/100
Typical Length
-
Depth Zone
-

📖 Overview

On open substrate, schooling with large coral heads during the day. Usually trawled inshore on soft bottom .

Scientific Name
Ostorhinchus nigrocincta
Authority
Smith & Radcliffe, 1912
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
9.1 cm
Depth Range
20–40 m
Trophic Level
3.5
Resilience
High
Vulnerability
15.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Apogoniformes
Apogoniformes
Family
Apogonidae
Apogonidae
Genus
Ostorhinchus
Ostorhinchus
Species
Blackbelt cardinalfish
Ostorhinchus nigrocincta

🐟 Physical Description

Dorsal spines (total): 8; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8. A brown band from tip of snout and chin to eye. A narrow black girdle encircles caudal peduncle at base of caudal, darkest at the point where it crosses the lateral line. A broad, dusky, black band across anterior dorsal spines; a subanal black band on second dorsal and anal, the black band confined to the membranes; rest of the fins hyaline .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Blackbelt cardinalfish is currently being reviewed.

🦐 Diet

Diet information for Blackbelt cardinalfish is currently being compiled.

🥚 Reproduction

👄 Mouth Brooder

Mouthbrooders . Distinct pairing during courtship and spawning .

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 20 - 40 m . Tropical West Pacific.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.5±0.4
🐠 Schooling

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.07 (TL)
Max TL
9.1cm
Dorsal Spines
8
Dorsal Rays
9
Anal Spines
2
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 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
Smith & Radcliffe, 1912

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