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

🌊 Marine Least Concern 🌡️ Tropical

Yellowtail croaker

Austronibea oedogenys Trewavas, 1977
Max Length
20 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
15 cm
Depth Zone
demersal

📖 Overview

Yellowtail croaker (Austronibea oedogenys), first described by Trewavas, 1977 is a medium-sized fish. Adults typically reach 20.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Austronibea oedogenys
Authority
Trewavas, 1977
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
20 cm
Trophic Level
3.5
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Austronibea
Austronibea
Species
Yellowtail croaker
Austronibea oedogenys

🐟 Physical Description

Dorsal spines (total): 10 - 11; Dorsal soft rays (total): 27 - 30; Anal spines: 2; Anal soft rays: 7. : fusiform / normal.

🌀 Behaviour

Behavioural data for Yellowtail croaker is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; brackish; demersal. Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
3.5±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.07 (TL)
Max TL
20cm
Dorsal Spines
11
Dorsal Rays
29
Anal Spines
2
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Trewavas, 1977

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Yellowtail croaker ↗
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Spotted incorrect or outdated data?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.