The Mexican bullhead shark is one of nine species of the order heterodontiformes family. They have a large squarish head and crest above each eye. The two dorsal fins are large, and each carries a defensive spine in front. The pectoral fins are also large and are used for walking on the bottom. They have an anal fin and five gill slits.

SIZE

The maximum size of this species is approximately 2.3 feet and born at 5.5 inches. Males mature around 1.3 to 1.6 feet and females at 1.8 feet.

TEETH

The Mexican bullhead shark juveniles, all teeth are sharp and multi-cusped, but, in adults the rear teeth are molar-like.

COLOR

They are a light gray-brown to dark grey, with large black spots ( half eye diameter ). Light bar between eye ridges, one or two indistinct blotches under eye.

FEEDING HABITS

Feeds on crabs and demersal fishes.

SOCIAL BEHAVIOUR

This shark is usually found singly.

HABITAT

East Pacific: Mexico to Columbia, probably Ecuador, and Peru. They are found in rock, coral reefs, seamounts and sand, from close inshore from 65 inches to 164 feet.

LIFE SPAN

Unknown

REPRODUCTION

It lays augur-type egg cases, with long tendrils and rigid "T" shaped spiral flanges.

SHARK ATTACKS

Harmless

POPULATION REPORT

Not evaluated.