Pocket Guide to Hawaii’s Tide Pools and Reefs, AA Pocket Guide to Hawaiis Tide Pools and Reefs introduces you to the variety of species found within the island chains rocky shores. From an array of colorful seaweeds and corals to the delicate forms of sponges, jellyfish, and anemones, Hawaiis tide pools are a treasure trove of life. Search for shells and sea stars and watch hermit crabs and the fish that dart in and out of the poolseach creature playing a vital role in this delicate marine world.