Super easy! Browse by color, shape, or name. Flip through screens like pages of a book. See only fish that snorkelers see (and avoid all those deep-dwelling scuba-only species). - Created mainly for snorkelers (scuba version coming soon). - Find fish quickly by color, shape, family group, or name - 150 species / 242 photos / informative text / accurate IDs - Multiple photos: juveniles, males, females etc. - Logbook: Save fish you've seen, email Logbook (text only). Created by John Hoover, author of Hawaii's best-selling marine life ID books: The Ultimate Guide to Hawaiian Reef Fishes, and: Hawaii's Sea Creatures. Check them out on Amazon.