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Mexican Bullhead Shark

 

 

  • MEXICAN BULLHEAD SHARK

Scientific name........Heterodontus Mexicanus

Family name..........Heterodontidae

Common names......Mexican horn shark, gato

 

  • GENERAL DESCRIPTION

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.

 
     

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