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🌊 Marine Least Concern 🌡️ Subtropical

Sicklefin hound shark

Hemitriakis falcata Compagno & Stevens, 1993
Max Length
77.3 cm
Max Weight
1.5 kg
Lifespan
-
Trophic Level
4.2
Depth
-
Climate
Subtropical
Resilience
Low
Vulnerability
42.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Sicklefin hound shark (Hemitriakis falcata), first described by Compagno & Stevens, 1993 is a large fish in the family Triakidae (order Carcharhiniformes). Adults typically reach 77.30 cm in maximum length and up to 1.500 kg. It inhabits marine coastal and open-ocean environments. It occurs in Subtropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Hemitriakis falcata
Authority
Compagno & Stevens, 1993
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
77.3 cm
Max Weight
1.5 kg
Trophic Level
4.2
Resilience
Low
Vulnerability
42.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Sicklefin hound shark is currently being compiled.

🌀 Behaviour

Behavioural data for Sicklefin hound shark is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Ovoviviparous

Ovoviviparous, embryos feed solely on yolk .

🌍 Habitat & Distribution

Marine; demersal; depth range ? - 150 m . Subtropical Indian Ocean: Western Australia.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00437 × L3.04 (TL)
Max TL
77.3cm
Max Weight
1,500g

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2025

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
42.00/100
Moderate vulnerability
Trophic Level
4.2
Apex / Top predator
Climate Zone
Subtropical
Described By
Compagno & Stevens, 1993

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Sicklefin Hound Shark
🌍CES psohlav srpovitý
🇩🇪German Sichelflossen-Hundshai
🇳🇱Dutch Sikkelvinvaalhaai
🇵🇹Portuguese Tubarão-cauda-de-faca

🗺️ 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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