Snorkeling in Rock Islands, Risong Bay, Micronesia, Palau

branching corals branching coral scleractinia acropora acroporiddae stoney corals stone corals staghorn coral corals reef reefs coralreef coralreefs coral reef anthozoans anthozoa hardcorals hard coral skin diver diving dive sport hobby adventure swim swimming water sports watersport sportdiver sportdiving snorkeler snorkeling snorkelers free diver freediver freediving apnoe holiday travel travelling tourist tourism vacation underwater marine wildlife marine fauna nature aquatic sea ocean underwaterphoto underwaterpicture underwaterphotography underwaterworld sealife carolines islands carolines pacific oceania oceanica snorkeling in rock islands risong bay micronesia palau horizontal format