Rich in nutrients, used in products from cosmetics to explosives to fertilizers, and vital to our coastal marine ecosystems, seaweeds can be found on any rocky

This updated and expanded guide thoroughly documents every aspect of seaweed life, from species identification and seaweed biology to the essential—and often

Sometimes called the most colourful creatures on earth, nudibranchs are a type of shell-less marine snail that capture the attention of scuba divers, snorkelers

The Pacific Northwest coast is home to one of the most diverse displays of intertidal marine life in the world, including sponges, clams, snails, crabs, sea sta

"Created for those who work and play on the shores and in the shallow subtidal of the Pacific, this easy-to-use field guide is suitable for amateurs and profess