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🌊 Marine Least Concern 🌡️ Deep-water

Galápagos Ghost Shark

Hydrolagus mccoskeri Barnett, Didier, Long & Ebert, 2006
Max Length
38.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
396–506 m
Climate
Deep-water
Resilience
Low
Vulnerability
40.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Galápagos Ghost Shark (Hydrolagus mccoskeri) is a ray-finned fish of the family Chimaeridae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 38.1 cm. It occurs at depths between 396 and 506 metres. With a trophic level of 3.7, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Hydrolagus mccoskeri
Authority
Barnett, Didier, Long & Ebert, 2006
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
LC
Max Length
38.1 cm
Depth Range
396–506 m
Latitude
2°S – 1°N
Trophic Level
3.7
Resilience
Low
Vulnerability
40.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Hydrolagus with head small with short, blunt snout; second dorsal fin only slightly indented along its length; preopercular and oral lateral line canals branching from the same node off the infraorbital canal and sharing a short common branch; dorsum medium brown with numerous narrow, sharply delineated irregular circular and elongate white blotches; ventrum white to tan with extremely fine brown mottling.: elongated.

🌀 Behaviour

Behavioural data for Galápagos Ghost Shark is currently being reviewed.

🦐 Diet

Diet information for Galápagos Ghost Shark is currently being compiled.

🥚 Reproduction

Reproduction data for Galápagos Ghost Shark is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; non-migratory ; depth range 396 - 506 m . Deep-water; 1°N - 2°S, 92°W - 89°W Central Pacific: Galapagos Is.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Migration
Non-migratory
Trophic Level
3.7±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00331 × L3.07 (TL)
Max TL
38.1cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
40.00/100
Moderate vulnerability
Trophic Level
3.7
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Latitude Range
1°N – 2°S
Described By
Barnett, Didier, Long & Ebert, 2006

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