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🌊 Marine 🌡️ Tropical

Single-striped cardinalfish

Ostorhinchus unitaeniatus Allen, 1995
Max Length
6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
1–60 m
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Occurs in shallow bays and trawling grounds , on soft bottoms . Minimum depth reported from Ref. 31104.

Scientific Name
Ostorhinchus unitaeniatus
Authority
Allen, 1995
Habitat
Marine
Climate
Tropical
Max Length
6 cm
Depth Range
1–60 m
Trophic Level
3.4
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 8; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8; Vertebrae: 24. Predorsal scales 4; gill raker count given includes 1-2 rudiments at beginning of upper and lower limbs; fine serrae present on margin of preopercle, preopercular ridge, and circumorbitals; body depth 2.5-2.8 in SL; color entirely whitish except for dark midlateral stripe extending from upper edge of preopercle to base of caudal fin. Remarks: Caudal fin slightly forked.

🌀 Behaviour

Behavioural data for Single-striped 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; demersal; depth range 1 - 60 m . Tropical West Pacific: northwestern Australia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00955 × L3.2 (TL)
Max TL
6cm
Dorsal Spines
8
Dorsal Rays
9
Anal Spines
2
Anal Rays
8
Vertebrae
24

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Allen, 1995

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