Shells and Shellfish of the Pacific Northwest has long been the indispensable guide for beachcombers, seashell collectors, divers or anyone who wants to know more about the shells and shellfish found along the saltwater beaches and intertidal areas of the Pacific Northwest. Now updated in 2027 with the most current scientific information and hundreds of new photographs. This comprehensive field guide introduces more than 250 species of mollusks--clams, oysters, scallops, chitons and more--whose range extends from Alaska to B. to Washington, Oregon and California. Rick Harbo has included detailed descriptions and colour photos of familiar species like the mussel as well as more obscure ones like the checkered hairysnail and the gutless awning clam. Explore the remarkable diversity of Pacific Northwest marine life: More than 250 species of shells and shellfish found from Alaska and British Columbia to Washington, Oregon, and California Detailed identification guides for clams, oysters, scallops, mussels, chitons, snails, and other marine mollusks Updated scientific information and hundreds of colour photographs for accurate species identification Easy-to-use field guide for beachcombers, shell collectors, naturalists, divers and coastal explorers Expert insights from marine biologist Rick Harbo, one of the Pacific Northwest's leading authorities on marine invertebrates Learn to identify common species as well as rare and unusual shells found along saltwater beaches and intertidal habitats An essential reference for marine biology, coastal ecology, natural history, tidepool exploration, and citizen science Perfect for naturalists, students, educators, boaters, beachcombers, and anyone curious about Pacific Northwest marine ecosystems Discover the rich, varied marine life of the Pacific Northwest with this fascinating, easy-to-follow book.