Xenophoriidae (carrier shells) are actually quite abundant in the Bahamas.
They are usually out in the sand - sometimes partially buried.   Look for a
cluster of broken shells.  You really do need an EYE to see them.  But once you
find one...you'll see others.

Bobbi

Ellen Bulger wrote:

> What do carrier shells eat? I've never seen any while diving or snorkeling.
> Obviously, I don't know where to look.
>
> Ellen