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

🌊 Marine 🌡️ Tropical

Bigscale flathead

Bembras macrolepis Imamura, 1998
Max Length
27.3 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
46–366 m
Climate
Tropical
Resilience
-
Vulnerability
23.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Bigscale flathead (Bembras macrolepis) is a ray-finned fish of the family Bembridae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 27.3 cm. It occurs at depths between 46 and 366 metres. With a trophic level of 3.8, it is a mid-level predator.

Scientific Name
Bembras macrolepis
Authority
Imamura, 1998
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
Max Length
27.3 cm
Depth Range
46–366 m
Trophic Level
3.8
Vulnerability
23.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 10 - 11; Anal soft rays: 14 - 15. This species is characterized by the following: head depressed; body without large scute-like spines; infraorbital bones forming a strong ridge, confluent with uppermost preopercular spine and having 4-6 spines; broad subterminal vertical band in caudal fin .: elongated.

🌀 Behaviour

Behavioural data for Bigscale flathead 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; demersal; depth range 46 - 366 m . Tropical north of Townsville to off Wollongong, Australia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.8±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
27.3cm
Dorsal Spines
12
Dorsal Rays
11
Anal Rays
15

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.8
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Imamura, 1998

🗺️ 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 Bigscale flathead ↗
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Spotted incorrect or outdated data?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.