In America these are sometimes referred to as quahog.
They are mostly used as food.
They live in cold water so you can’t really keep them as pets in a tropical reef tank.
The most likely place you will see them, unless you live near a cold ocean, is the sea food section of your grocery store.
The specimens on the picture were sold for human consumption, alive to ensure freshness.
Edible Clams.
Last updated: July 3, 2014