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 Table of Contents |
Enchanted Learning All About Sharks! |
 Geologic Time Chart |
| Introduction to Sharks | Introduction to Rays | Anatomy | Shark and Ray Species | Extreme Sharks | Extinct Sharks | Classification | Shark Glossary | Shark Index | Printables, Worksheets, and Activities |
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There are many different species of sharks whose life spans range widely. Very little is known about the life spans of most sharks. More is being discovered all the time.
| SHARK | LIFE SPAN |
|---|---|
| Great White Shark | No one knows the life span of the great white shark. Some people estimate it to be about 100 years, but this has not been proven. |
| Tiger shark | Perhaps 30 - 40 years. |
| Nurse shark | Nurse sharks reach maturity at about 15 to 20 years old. Life span is about 25 years (in captivity) |
| Whitetip reef shark | Unknown |
| Short-finned Mako shark | Unknown |
| Great Hammerhead shark | Unknown |
| Lemon shark | Unknown |
| Bull shark | Unknown |
| Galapagos shark | Unknown |
| Megamouth shark | Unknown |
| Spiny Dogfish shark | Estimates of the dogfish's life span range from 25-100 years. |
| Tiger shark | Unknown |
| Basking shark | Unknown |
| Whale shark | It has been estimated that whale sharks may live up to 100 - 150 years. |
| Spined pygmy shark | Unknown |
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