Saltwater Fishes, An Introduction to Familiar North American Species, is a must-have guide for beginners and experts alike. This quick-reference guide identifies saltwater species found in the Atlantic and Pacific, and is perfect for anyone enjoying a day at the beach or out on the ocean waters. Just tuck it in your beach bag or boating gear. The Pocket Naturalist series is an introduction to common plants and animals and natural phenomena. Each pocket-sized, folding guide highlights up to 150 species and most feature a map identifying prominent sanctuaries and outstanding natural attractions. Each is laminated for durability. (31/2 X 81/4 folded, opens to 22 X 81/4, color illustrations)