Reef ID books have announced the release of its latest marine life guidebook. Marine Flatworms of the Tropical Indo-Pacific by Andrey Ryanskiy is a photo guide that catalogs over 580 species from the Red Sea, East, and South Africa to Hawaii, Marshall Islands, and Guam. It is available as an Ebook (with a special 20% discount until 31 May), paperback or on the Apple book store for iPad and iPhone devices. It is priced at $15.99. Press release Marine Flatworms of the Tropical Indo-Pacific photo guide by Andrey Ryanskiy Reef ID Books is delighted to announce the launching of Marine Flatworms of the Tropical Indo-Pacific photo guide by Andrey Ryanskiy.