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

🌊 Marine Least Concern 🌡️ Tropical

Yellowback grunt

Pomadasys aheneus McKay & Randall, 1995
Max Length
27 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
30.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Yellowback grunt (Pomadasys aheneus), first described by McKay & Randall, 1995 is a medium-sized fish in the family Haemulidae (order Perciformes). Adults typically reach 27.00 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
Pomadasys aheneus
Authority
McKay & Randall, 1995
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
27 cm
Trophic Level
3.4
Resilience
Medium
Vulnerability
30.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 13 - 14; Anal spines: 3; Anal soft rays: 7 - 8. : fusiform / normal.

🌀 Behaviour

Behavioural data for Yellowback grunt is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous

Oviparous, distinct pairing during breeding .

🌍 Habitat & Distribution

Marine; demersal; depth range ? - 6 m . Tropical central and southern Oman.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L2.98 (TL)
Max TL
27cm
Dorsal Spines
12
Dorsal Rays
14
Anal Spines
3
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
McKay & Randall, 1995

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Yellowback Grunt
🏳️Catalan Roncador d'esquena groga
🌍CES chrochtal žlutohřbetý
🇵🇹Portuguese Roncador-de-costas-amarelas

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 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 Yellowback grunt ↗
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.