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🌊 Marine Least Concern 🌡️ Deep-water

Spotted gelatinous cusk

Barathronus maculatus Shcherbachev, 1976
Max Length
18 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
386–1525 m
Climate
Deep-water
Resilience
High
Vulnerability
25.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Rare species . Viviparous. Relatively often caught by commercial trawlers for it also occurs on the upper continental slope .

Scientific Name
Barathronus maculatus
Authority
Shcherbachev, 1976
Habitat
Marine
Climate
Deep-water
IUCN Status
LC
Max Length
18 cm
Depth Range
386–1525 m
Trophic Level
3.4
Resilience
High
Vulnerability
25.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Ophidiiformes
Ophidiiformes
Family
Bythitidae
Bythitidae
Genus
Barathronus
Barathronus
Species
Spotted gelatinous cusk
Barathronus maculatus

🐟 Physical Description

Dorsal soft rays (total): 75 - 83; Anal soft rays: 55 - 66; Vertebrae: 74 - 79. This species is distinguished by the following characters: when preserved, distinct, dark brown pigmentation dorsally between head and dorsal fin and on the sides of the light brown body; fresh specimens when newly caught with dark blue-like pigmentation on the peritoneum and body faintly reddish; D 75-83, A 55-66; vertebrae 74-79; vomer with up to four fangs, dentary with up to five fangs; penis length up to 10% SL, proximally covered by a large dorsal clasper and a smaller ventral clasper protected ventrally by a well-developed fleshy hood; eyes not externally visible in specimens longer than about 14.0 cm SL, while eyes of smaller specimens appear as a narrow, dark ring surrounding lighter tissue .Cross section: compressed.

🌀 Behaviour

Behavioural data for Spotted gelatinous cusk 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; bathydemersal; depth range 386 - 1525 m . Deep-water West Pacific: off South Africa, Madagascar and Mozambique to Japan, the Philippines and Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00468 × L3.03 (TL)
Max TL
18cm
Dorsal Rays
79
Anal Rays
61
Vertebrae
77

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
25.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Deep-water
Described By
Shcherbachev, 1976

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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