I found several hand-size shells on a Baja beach last winter, and learned they’re called pen shells. I would have named the translucent beauties fan shells, since they look like fluted fans decorated ...

Can a shellfish create jobs while resuscitating our Southwest Florida bays? Maybe not one shellfish, but we've got more than one to work with: the American pen shell, the oyster, the southern hard ...

Can there be too much seafood? Never. But there can be shortages of it, as seagoing processing plants continue to overfish and damage the oceans' habitats. Mariculture (saltwater farming) and ...