Combtooth Dogfish Shark

The combtooth dogfish shark is a deep sea dogfish that is rarely seen.

Combtooth Dogfish Shark Scientific Classification

Kingdom Animalia
Phylum Chordata
Class Chondrichthyes
Order Squaliformes
Family Etmopteridae
Genus Centroscyllium
Scientific Name C. nigrum

Description

Reaching a maximum length of about 19.7 inches, the combtooth dogfish has two dorsal fins of the same size with spines on their grooves. Besides, they have a set of large eyes, a pointed snout, and a short caudal fin.

They are blackish brown, with white-tipped fins.

Where do they live

These sharks live in the eastern Pacific around Hawaii, at depths between 3.28 and 3756.6 ft.

Behavior

Feeding

Combtooth dogfish feed on cephalopods, deepwater shrimp, and small bony fish.

Reproductive

They are ovoviviparous, with the new pups being 4.3-5.1 inches at birth. Each litter has around seven pups.

Sexual maturity is observed in males when they are 13.7-16.9 inches long and in females when they are 17 inches long.

Interactions with humans

These sharks are harmless to humans and do not have any commercial value to fisheries. As a result, the IUCN lists the combtooth dogfish shark as “Least Concern” or “LC”.

Sources

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