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🌊 Marine 🌡️ Tropical

Fringe-eye flathead

Cymbacephalus nematophthalmus Günther, 1860
Max Length
58 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
0–20 m
Climate
Tropical
Resilience
Medium
Vulnerability
42.00/100
Typical Length
30 cm
Depth Zone
demersal

📖 Overview

Inhabits shallow rocky coastal areas frequently associated with seaweed beds and mangroves, most commonly at depths of less than 5 m . Also found on sand bottoms .

Scientific Name
Cymbacephalus nematophthalmus
Authority
Günther, 1860
Habitat
Marine
Climate
Tropical
Body Shape
Elongated
Max Length
58 cm
Depth Range
0–20 m
Trophic Level
4
Resilience
Medium
Vulnerability
42.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 9; Dorsal soft rays (total): 11; Anal spines: 0; Anal soft rays: 11. Prominent pit present behind upper eye. Preopercular spines short, upper two subequal. Infraorbital ridge usually smooth over eye. Suborbital ridge bearing 1 spine below rear of eye. Dorsal fin IX or I,VIII. Dermal papillae (usually 6-9 in adults) on upper surface of eye, longest branched and reaching well above supraorbital ridge. Short dark streaks usually crossing rays in dorsal and caudal fins. : elongated.

🌀 Behaviour

Behavioural data for Fringe-eye flathead is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; brackish; demersal; non-migratory; depth range 0 - 20 m . Tropical Central Pacific: Philippines, Borneo, Singapore, Celebes, Papua New Guinea, New Georgia and Australia from the Northwest Shelf to Brisbane.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Migration
Non-migratory
Trophic Level
4±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L3.1 (TL)
Max TL
58cm
Dorsal Spines
9
Dorsal Rays
11
Anal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
42.00/100
Moderate vulnerability
Trophic Level
4
Apex / Top predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Günther, 1860

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Black-freckled Flathead · Blotched Flathead · Fringe-eye Flathead · Fringe-eyed flathead · Northern Rock Flathead · Rock Flathead · Sammy Dong · Spiny Flathead
🌍CES zploštělec Staigerův · zploštělec mangrovový
🇵🇹Portuguese Peixe-crocodilo-de-espinhos

Scientific Synonyms

Scientific Name Author Year Status
? nematophthalmus Günther 1860 Homotypic
Cymbacephalus nematopthalamus Günther 1860 Synonym
Cymbacephalus nematopthalmus Günther 1860 Synonym
Cymbacephalus nematopthlamus Günther 1860 Synonym
Papilloculiceps nematophthalmus Günther 1860 Synonym
Platycephalus nemathophthalmus Günther 1860 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 14 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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