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🌊 Marine Least Concern 🌡️ Tropical

Genie's dogfish

Squalus clarkae Engel, 2018
Max Length
55 cm
Max Weight
Lifespan
Trophic Level
4.1
Depth
242–613 m
Climate
Tropical
Resilience
Low
Vulnerability
59.00/100
Typical Length
Depth Zone

📖 Overview

Genie's dogfish (Squalus clarkae) is a ray-finned fish of the family Squalidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 55 cm. It occurs at depths between 242 and 613 metres. With a trophic level of 4.1, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Squalus clarkae
Authority
Engel, 2018
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
55 cm
Depth Range
242–613 m
Trophic Level
4.1
Resilience
Low
Vulnerability
59.00/100
Water Temp
7–14 °C
Salinity
30–40 ppt

🐟 Physical Description

This species possess a longer body, smaller interorbital space (equal to that of the mouth width which is 0.78-0.82 times the pre-oral length); short caudal fin; differently-proportioned first dorsal fin (interdorsal space, 24.6% to 25.8% of TL); relatively short snout; prenarial length 0.64-0.69 times mouth width and 1.32-1.59 times eye length; denticles wide, tricuspidate, overlapping, and rhomboid; caudal 'bar' present at the fork of the caudal fin; dorsal caudal lobe wide, and a broad rounded tip .: fusiform / normal; Cross section: angular.

🌀 Behaviour

Behavioural data for Genie's dogfish is currently being reviewed.

🦐 Diet

Diet information for Genie's dogfish is currently being compiled.

🥚 Reproduction

Reproduction data for Genie's dogfish is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 242 - 613 m . Tropical; 7°C - 14°C West Florida Slope off Tampa, Florida to west side of the head of DeSoto Canyon off Louisiana).

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
4.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00355 × L3.09 (TL)
Max TL
55cm

🌡️ Water Parameters & Tolerance

Temperature Range
7–14°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
59.00/100
High vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Engel, 2018

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