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🌊 Marine Least Concern 🌡️ Subtropical

Deepwater big-eyed worm eel

Scolecenchelys castlei McCosker, 2006
Max Length
58 cm
Max Weight
-
Lifespan
-
Trophic Level
4.2
Depth
425–820 m
Climate
Subtropical
Resilience
Medium
Vulnerability
38.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Deepwater big-eyed worm eel (Scolecenchelys castlei) is a ray-finned fish of the family Ophichthidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 58 cm. It occurs at depths between 425 and 820 metres. With a trophic level of 4.2, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Scolecenchelys castlei
Authority
McCosker, 2006
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
58 cm
Depth Range
425–820 m
Trophic Level
4.2
Resilience
Medium
Vulnerability
38.00/100
Salinity
30–40 ppt

🐟 Physical Description

Diagnosis: Moderately elongate with tail 58-61% of TL; dorsal fin arises slightly behind middle of preanal distance; blunt snout; eye large, 7-10 times in HL with posterior margin behind corner of mouth; eye diameter greater than interorbital distance; small, numerous teeth, conical and biserial anteriorly and uniserial posteriorly on jaws and vomer; color tan dorsally, pale ventrally, sharply delineated along mid-flank, peritoneum dark, anus within a black spot; MVF 32/62/181; total vertebrae 180-186 .: eel-like.

🌀 Behaviour

Behavioural data for Deepwater big-eyed worm eel is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 425 - 820 m . Subtropical Southwest Pacific: New Zealand.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
4.2±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00076 × L3.06 (TL)
Max TL
58cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
38.00/100
Moderate vulnerability
Trophic Level
4.2
Apex / Top predator
Climate Zone
Subtropical
Described By
McCosker, 2006

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