The authoritative book on Alaska marine life, "Guide to Marine Mammals of Alaska" is a clear and concise look at all twenty-nine of Alaska's mammal species, including whales, dolphins, seals, walrus, and polar bears. Now in its fourth edition, this award-winning book is fully revised with updated information on range and status of all the species. Meant to be a user-friendly and travel-ready resource, the guide provides an overview of each species with data on body type, size, color, behavior, habitat, and more. Maps detail range and migration patterns while full color photos accompany each entry. A glossary, introduction to mammal types, and naming chart make recognizing the different Alaska mammals easy and accessible. In addition to the extensive photographs, the book includes Pieter Folkens' highly accurate illustrations to assist in precise identification. The book itself is a rugged tool that is waterproof and spiral bound, encouraging readers to get out and start spotting fascinating Alaska creatures from land or from sea.