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🌊 Marine Least Concern 🌡️ Deep-water

Dark ghost shark

Hydrolagus novaezealandiae Fowler, 1911
Max Length
96 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
25–950 m
Climate
Deep-water
Resilience
Low
Vulnerability
61.00/100
Typical Length
55 cm
Depth Zone
deep-water

📖 Overview

Inhabits the outer continental shelf and upper slope . Feeds on crustaceans, shellfish, worms and small fish . Maximum length 87 cm without tail filament , assumed to have 96 cm TL. Marketed as fillets .

Scientific Name
Hydrolagus novaezealandiae
Authority
Fowler, 1911
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
LC
Max Length
96 cm
Depth Range
25–950 m
Trophic Level
3.5
Resilience
Low
Vulnerability
61.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Anal spines: 0; Anal soft rays: 0. Dark grey dorsally, with silver-white markings, pale silver-grey ventrally .: elongated.

🌀 Behaviour

Behavioural data for Dark ghost shark is currently being reviewed.

🦐 Diet

Diet information for Dark ghost shark is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, young hatch from egg case at about 9-12 cm .

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 25 - 950 m , usually 100 - 600 m . Deep-water; 34°S - 47°S Southwest Pacific: endemic to New Zealand.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.5±0.46
Food Items

crustaceans, shellfish, worms and small fish (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00269 × L3.12 (TL)
Max TL
96cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
61.00/100
High vulnerability
Trophic Level
3.5
Predator
Body Shape
Elongated
Climate Zone
Deep-water
Described By
Fowler, 1911

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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