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🌊 Marine 🌡️ Deep-water

Sparse-rayed frostfish

Benthodesmus oligoradiatus Parin & Becker, 1970
Max Length
51 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
0–1000 m
Climate
Deep-water
Resilience
Low
Vulnerability
31.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Found on seamounts and continental slope from 375 to 600 m, juveniles are mesopelagic from 100 to 300 (1,000) m . Minimum depth from Ref. 58018.

Scientific Name
Benthodesmus oligoradiatus
Authority
Parin & Becker, 1970
Habitat
Marine
Climate
Deep-water
Max Length
51 cm
Depth Range
0–1000 m
Latitude
3°S – 18°N
Trophic Level
4
Resilience
Low
Vulnerability
31.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Scombriformes
Scombriformes
Family
Trichiuridae
Trichiuridae
Genus
Benthodesmus
Benthodesmus
Species
Sparse-rayed frostfish
Benthodesmus oligoradiatus

🐟 Physical Description

Dorsal spines (total): 31 - 34; Dorsal soft rays (total): 68 - 74; Anal spines: 2; Anal soft rays: 64 - 67; Vertebrae: 105 - 109. Body silvery, jaws and opercle blackish. The inside of the mouth and gill cavities black.: eel-like; Cross section: compressed.

🌀 Behaviour

Behavioural data for Sparse-rayed frostfish is currently being reviewed.

🦐 Diet

Diet information for Sparse-rayed frostfish is currently being compiled.

🥚 Reproduction

Reproduction data for Sparse-rayed frostfish is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 0 - 1000 m . Deep-water; 18°N - 3°S, 50°E - 92°E Indian Ocean: Arabian Sea and Bay of Bengal.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
4±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00046 × L3.11 (TL)
Max TL
51cm
Dorsal Spines
33
Dorsal Rays
71
Anal Spines
2
Anal Rays
66
Vertebrae
107

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
31.00/100
Low vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Deep-water
Latitude Range
18°N – 3°S
Described By
Parin & Becker, 1970

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