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🌊 Marine 🌡️ Polar

Seleniolycus Pectoralis

Seleniolycus pectoralis Møller & Stewart, 2006
Max Length
38 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
1948–2594 m
Climate
Polar
Resilience
Very low
Vulnerability
66.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Seleniolycus Pectoralis (Seleniolycus pectoralis) is a ray-finned fish of the family Zoarcidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 38 cm. It occurs at depths between 1948 and 2594 metres. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms.

Scientific Name
Seleniolycus pectoralis
Authority
Møller & Stewart, 2006
Habitat
Marine
Climate
Polar
Max Length
38 cm
Depth Range
1948–2594 m
Trophic Level
3.3
Resilience
Very low
Vulnerability
66.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 76 - 80; Anal soft rays: 64 - 66; Vertebrae: 86 - 89. This species is distinguished by the following characters: exserted ventralmost pectoral fin rays, scales present on posterior 2/5 of body; D 76-80; A 64-66; suborbital head pores 6-7, preoperculomandibular pores 8; lengths of predorsal 28.0-30.7% SL, snout 28.3-36.6% HL, eye diameter 9.4-12.0% HL; pectoral fin rays 14-16; anterior dorsal fin pterygiophore associated with 6-7 vertebra; vertebrae 23-27 + 61-63 = 86-89. Colour of body and head when preserved light to medium brown, darker dorsal and anal fin margins, pectoral fin and nasal tubes; peritoneum dark brown, orobranchial chamber and gill rakers pale .: eel-like; Cross section: oval.

🌀 Behaviour

Behavioural data for Seleniolycus Pectoralis is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Viviparous 📦 Batch Spawner 🤰 Viviparous
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
Internal

🌍 Habitat & Distribution

Marine; bathypelagic; depth range 1948 - 2594 m . Polar; 63°S - 65°S, 173°E - 177°E

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00112 × L3.09 (TL)
Max TL
38cm
Dorsal Rays
78
Anal Rays
65
Vertebrae
88

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
66.00/100
High vulnerability
Trophic Level
3.3
Predator
Climate Zone
Polar
Described By
Møller & Stewart, 2006

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