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The clam's shell has growth rings on them. All you have to do is count.
Clams grow slightly bigger each year as they age. The put an extra bit on the edge of their shell to accommodate this and you can estimate a clams age by counting the ridges of this shell addition.

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βˆ™ 7y ago
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βˆ™ 7y ago

Clams grow slightly bigger each year as they age. The put an extra bit on the edge of their shell to accommodate this and you can estimate a clams age by counting the ridges of this shell addition.

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βˆ™ 15y ago

The age lines around a central point on the top of a clams shell, like a tree's center.

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βˆ™ 10y ago

The age of a clam can often be identified by the rings on it. Just like when a tree is cut, you count the rings, each ring on the clam represents a year.

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βˆ™ 13y ago

the longest lived quahog clam lived to be 533 years old....i just saw it on the TV show River Monsters.

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Q: How can you tell how old a clam is?
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