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🌊 Marine Vulnerable 🌡️ Deep-water

Speckled catshark

Halaelurus boesemani Aubrey, 1972
Max Length
48 cm
Max Weight
-
Lifespan
-
Trophic Level
4.3
Depth
37–250 m
Climate
Deep-water
Resilience
Low
Vulnerability
26.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

A little-known but wide-ranging bottom-dwelling shark found on continental and insular shelves . Probably caught with bottom trawls . Live-bearing .

Scientific Name
Halaelurus boesemani
Authority
Aubrey, 1972
Habitat
Marine
Climate
Deep-water
Body Shape
Elongated
IUCN Status
VU
Max Length
48 cm
Depth Range
37–250 m
Latitude
26°S – 21°N
Trophic Level
4.3
Resilience
Low
Vulnerability
26.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Anal spines: 0. Dark spots small and very numerous, usually not larger than spiracles, over or between weak saddles or bars .: elongated.

🌀 Behaviour

Behavioural data for Speckled catshark is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

Up to 4 egg capsules may be found in an oviduct but it is uncertain whether these hatch inside the oviduct or if the eggs are laid . Live-bearing .

🌍 Habitat & Distribution

Marine; demersal; depth range 37 - 250 m . Deep-water; 21°N - 26°S Indian Ocean: Somalia, Gulf of Aden and Kenya.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water ⬇️ Benthic
Trophic Level
4.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00347 × L3.09 (TL)
Max TL
48cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
4.3
Apex / Top predator
Body Shape
Elongated
Climate Zone
Deep-water
Latitude Range
21°N – 26°S
Described By
Aubrey, 1972

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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