Echinoderm

Acanthaster planci (Crown-of-Thorns starfish)

Illustration of Acanthaster planci (Crown-of-Thorns starfish), which preys on corals

Holothurian 1

Illustration of a holothurian or sea cucumber

Holothurian 2

Illustration of a second Holothurian

Lytechinus variegatus (Variegated Sea Urchin)

Illustration of Lytechinus variegatus (Variegated Sea Urchin)

Ophiopholis aculeata (Daisy Brittle Star)

Illustration of Daisy Brittle Star (O. Aculeata)

Pteraster tessalatus (Cushion Star)

Illustration of Pteraster tessalatus (Cushion Star)

Pycnopodia helianthoides (Sunflower Seastar)

Illustration of Pycnopodia helianthoides (Sunflower Seastar)

Seastar 1

Illustration of a seastar or starfish

Seastar 2

Illustration of a blue seastar or starfish

Seastar 3

Illustration of an orange seastar