colorful feather stars on reef

acidification ampat arms articulated beautiful biological bouquet change climate clouds colorful conservation coral crinoids dark deep diverse diversity diving echinoderms ecosystem environment equator feather fish habitat healthy indonesia island islands life limestone marine misool nature niche ocean pacific planktonic raja reef region remote research resort scenery scenic school schooling science scuba sea seascape shallow silver silversides snorkeling stars swimming swims tourism travel tropical tropics underwater vacation vibrant waigeo water western wilderness wildlife