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🌊 Marine 🌡️ Deep-water

Elongate frostfish

Benthodesmus elongatus Clarke, 1879
Max Length
100 cm
Max Weight
Lifespan
Trophic Level
3.9
Depth
178–950 m
Climate
Deep-water
Resilience
Low
Vulnerability
66.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Juveniles mesopelagic ; also benthopelagic . Feeds on crustaceans (mainly prawns and euphausiids), small fishes (e.g. Maurolicus) and squid . Minimum depth reported from Ref. 36453.

Scientific Name
Benthodesmus elongatus
Authority
Clarke, 1879
Habitat
Marine
Climate
Deep-water
Max Length
100 cm
Depth Range
178–950 m
Trophic Level
3.9
Resilience
Low
Vulnerability
66.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 42 - 46; Dorsal soft rays (total): 99 - 108; Anal spines: 2; Anal soft rays: 91 - 98; Vertebrae: 151 - 159. Body silvery, jaws and opercle blackish. The inside of the mouth and gill cavities black.: eel-like; Cross section: compressed.

🌀 Behaviour

Behavioural data for Elongate frostfish is currently being reviewed.

🦐 Diet

Diet information for Elongate frostfish is currently being compiled.

🥚 Reproduction

📦 Batch Spawner
Fecundity
5,000–16,000eggs

Batch spawners with 5,000 to 16,000 eggs per spawn.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 178 - 950 m . Deep-water; 9°S - 44°S, 30°E - 26°W south Brazil and Argentina, Rio Grande Rise, southeastern Africa, Madagascar Ridge, southeastern Australia, New Zealand, Sala y Gomez Ridge.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.9±0.66
Food Items

crustaceans (mainly prawns and euphausiids), small fishes (e

📐 Morphometrics

Length–Weight Relationship: W = 0.00014 × L3.1 (TL)
Max TL
100cm
Dorsal Spines
44
Dorsal Rays
104
Anal Spines
2
Anal Rays
95
Vertebrae
155

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
66.00/100
High vulnerability
Trophic Level
3.9
Predator
Climate Zone
Deep-water
Described By
Clarke, 1879

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Benthodesmus elongatus elongatus Clarke 1879 Synonym
Lepidopus elongatus Clarke 1879 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 12 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Elongate frostfish ↗
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