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🌊 Marine Near Threatened 🌡️ Tropical

Halmahera Epaulette Shark

Hemiscyllium halmahera Allen, Erdmann & Dudgeon, 2013
Max Length
68.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
5–10 m
Climate
Tropical
Resilience
Low
Vulnerability
36.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Halmahera Epaulette Shark (Hemiscyllium halmahera) is a ray-finned fish of the family Hemiscylliidae. It inhabits marine (saltwater) waters in pelagic environments. This species can reach a maximum total length of 68.1 cm. It occurs at depths between 5 and 10 metres. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Near Threatened on the IUCN Red List.

Scientific Name
Hemiscyllium halmahera
Authority
Allen, Erdmann & Dudgeon, 2013
Habitat
Marine
Climate
Tropical
IUCN Status
NT
Max Length
68.1 cm
Depth Range
5–10 m
Trophic Level
3.4
Resilience
Low
Vulnerability
36.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is distinguished by its colour pattern, generally brown with numerous clusters of mainly 2-3 dark polygonal spots; widely scattered white spots in the matrix between dark clusters; less than 10 large dark spots on the interorbital/snout region; a pair of large dark marks on the ventral surface of the head; a fragmented post-cephalic mark consisting of a large U-shaped dark spot with a more or less continuous white margin on the lower half, followed by a vertical row of 3, smaller clusters of 2-3 polygonal dark marks .

🌀 Behaviour

Behavioural data for Halmahera Epaulette Shark is currently being reviewed.

🦐 Diet

Diet information for Halmahera Epaulette Shark is currently being compiled.

🥚 Reproduction

Reproduction data for Halmahera Epaulette Shark is currently being compiled.

🌍 Habitat & Distribution

Marine; pelagic-neritic; depth range 5 - 10 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🐟 Pelagic
Trophic Level
3.4±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00407 × L3.09 (TL)
Max TL
68.1cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Allen, Erdmann & Dudgeon, 2013

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