CRAYFISH, CRAWFISH, CRAWDAD: The Biology and Conservation of North America's Favorite Crustaceans

Graham takes readers on an informative journey, following crayfish from the coalfields of Central Appalachia to the spring-fed water of Northern California, and in roadside ditches everywhere in between. He discusses crayfish habitats, anatomy, and coloration, which range from dull grays to vivid blues, reds, and even bright white. 80 color plates, 2 drawings, 3 maps.