Illustration of Pycnopodia helianthoides (Sunflower Seastar)
Illustration of a seastar or starfish
Illustration of an orange seastar
Illustration of a blue seastar or starfish
Unicode: 1F33B
Illustration of a holothurian or sea cucumber
Illustration of Acanthaster planci (Crown-of-Thorns starfish), which preys on corals
Illustration of seastack
Unicode: 1F9D6