Title: National Audubon Society Field Guide to Shells: North America, Author: National Audubon Society
Title: Peterson First Guide To Shells Of North America, Author: Roger Tory Peterson
Title: Pacific Northwest Beachcomber: A Pocket Guide to Beach Habitats, Plants & Animals from Oregon to British Columbia, Author: Waterford Press Waterford Press
Title: Gulf Coast Seashore Life: A Folding Pocket Guide to Familiar Animals and Plants, Author: James Kavanagh
Title: Hawaii Seashore Life: A Folding Pocket Guide to Familiar Plants and Animals, Author: James Kavanagh