Fatspine Spurdog

About the Fatspine Spurdog

The Fat-Spine spurdog is a species of dogfish found of the northwestern coast of Australia. They inhabitant upper continental slopes at depths of between 180m and 210m. These rare, slender dogfish are pale grey in colour with a light underside and they have particularly broad spines on their dorsal fins.

They’re ovoviviparous but little else is known about their biology. Males mature at around 44cm and the total maximum length for the species is 56cm.

There isn’t enough information to assess their population health. Their conservation status is “Data Deficient.”

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Scientific Name Squalus crassispinus
OrderDog and Angelfish Sharks - Squaliformes
GenusSqualus
CitesNot Listed
IUCNData Deficient
ReproductionOvoviviparous
SizeSmall
Litter Size Unknown
Common Length 47.6 cm
Max LenghtNA
Depth Range 187 - 262 m
DistributionEastern Indian Ocean
EnvironmentPelagic
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