Painted Star, Orthasterius koehleri, sometimes known as Rainbow Star.

Photo ID: painted-star-orthasterius-koehleri-01

Photo size: 36.2 Mpixels (103 MB uncompressed) - 7360x4912 pixels (24.5x16.3 in / 62.3x41.6 cm at 300 ppi)

Photo keywords: Orthasterius koehleri, painted star, sea star