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🌊 Marine 🌡️ Deep-water

Fathead

Cottunculus granulosus Karrer, 1968
Max Length
21.7 cm
Max Weight
Lifespan
Trophic Level
3.7
Depth
150–1250 m
Climate
Deep-water
Resilience
Vulnerability
16.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Overview information for Fathead is currently being compiled by our editorial team.

Scientific Name
Cottunculus granulosus
Authority
Karrer, 1968
Habitat
Marine
Climate
Deep-water
Max Length
21.7 cm
Depth Range
150–1250 m
Trophic Level
3.7
Vulnerability
16.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 5 - 6; Dorsal soft rays (total): 13 - 14; Anal spines: 0; Anal soft rays: 11 - 12; Vertebrae: 29. Diagnosis: Interorbital region concave with the side borders strong and higher. Vomerine teeth well-developed. Bony plates on head and body widely scattered, each with several prickles. Head spines are prominent, suborbital spines distinct and in three paired sets, Lateral line pores on body not emerging in distinct tubes . Color pattern on body varies, with or without three irregular brownish bands .

🌀 Behaviour

Behavioural data for Fathead is currently being reviewed.

🦐 Diet

Diet information for Fathead is currently being compiled.

🥚 Reproduction

Reproduction data for Fathead is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 150 - 1250 m . Deep-water; 38°S - 55°S Southwest Atlantic: Argentina to southern Brazil.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.7±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
21.7cm
Dorsal Spines
6
Dorsal Rays
14
Anal Rays
12
Vertebrae
29

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
16.00/100
Low vulnerability
Trophic Level
3.7
Predator
Climate Zone
Deep-water
Described By
Karrer, 1968

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 20 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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