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🌊 Marine Least Concern 🌡️ Tropical

Rubbernose conger

Macrocephenchelys brevirostris Chen & Weng, 1967
Max Length
36.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
280–440 m
Climate
Tropical
Resilience
High
Vulnerability
29.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Rubbernose conger (Macrocephenchelys brevirostris), first described by Chen & Weng, 1967 is a medium-sized fish in the family Congridae (order Anguilliformes). Adults typically reach 36.70 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 280 to 440 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Macrocephenchelys brevirostris
Authority
Chen & Weng, 1967
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
36.7 cm
Depth Range
280–440 m
Trophic Level
3.8
Resilience
High
Vulnerability
29.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal soft rays (total): 256 - 300; Anal soft rays: 184 - 240; Vertebrae: 151 - 155. Diagnosis: The snout is blunt; length of pectoral fins 49-55% of head length. Origin of dorsal fin above the end of pectoral fin. Vertebrae 151-155; trunk vertebrae 38-41. Lateral line pores to anus 25-28. Dorsal fin rays 256-300; anal fin rays 184-240 .: eel-like; Cross section: oval.

🌀 Behaviour

Behavioural data for Rubbernose conger 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 280 - 440 m . Tropical Northwest Pacific: Taiwan.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.8±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00062 × L3.19 (TL)
Max TL
36.7cm
Dorsal Rays
278
Anal Rays
212
Vertebrae
153

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
3.8
Predator
Climate Zone
Tropical
Described By
Chen & Weng, 1967

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