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Fishes

fish, any of various cold-blooded aquatic vertebrates having gills, fins, and typically scales

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Great Hammerhead Shark (Sphyrna mokarran)
The Great Hammerhead Shark (Sphyrna mokarran)
can be distinguished from other hammerheads by the shape of its "hammer," which is wide with an almost straight front margin. It is also the largest hammerhead, weighing over 500 pounds and reaching a length of up to 20 feet.

CONTENTS

General Information

Class Chondrichthyes
Class Chondrichthyes
Sharks and Rays

Sarcopterygii
Class Sarcopterygii
Lobe-Finned Fishes

Actinopterygii
Class Actinopterygii
Ray-Finned Fishes

Sources and Links
Big Al's Aquarium Services, Ltd.
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