Ghost Goby on Starfish, Bryaninops sp., Bali, Indonesia

Four-armed Luzon Starfish, Lynckia sp., Komodo National Park, Indonesia

Fan coral (Subergorgia sp.), with black feather stars attached, Namu atoll, Marshall Islands, Pacific

Diver looks down on blue seastar (Linkia laevigata) on a barrel sponge (Xestospongia sp.) Komodo, Indonesia, Pacific Ocean.

Blue seastar, Linckia laevigata, hanging on a boulder coral, Porites sp. Buyat Bay, North Sulawesi, Indonesia, Pacific Ocean.

Fan coral (Subergorgia sp.), with black feather stars attached, Namu atoll, Marshall Islands, Pacific

Unidentified starfish (Euretaster sp.), red, Ponta de Sao Vicente, Isabella Island, Albemarle, Galapagos Islands, a UNESCO World Natural Heritage Site, Ecuador, Pacific Ocean

Spiny Sunstar on reef, Alaska Pacific Ocean