Blue candy nudibranch (Phyllida varicosa), Southern Thailand, Andaman Sea, Indian Ocean, Southeast Asia, Asia

photography horizontal underwater blue candy nudibranch phyllida varicosa thailand south east asia south east asian asia asian andaman sea indian ocean travel no people no one nobody tourist destination close up close up closeup animal themes one animal wildlife marine life sealife marine animal spotted bizarre animal portrait mollusk yellow blue nudibranch tropical