类似 Asterias amurensis
The native pink star, pink in color is more common in aquariums etc. This seastar is not a nuisance seen more for beauty.
The giant spined seastar can be identified by the blue rings surrounding spine, it is found all over Pacific ocean waters
Pisaster ochraceus is often mistaken for the Northern Pacific seastar because it looks quite similar, although it lacks the upturned arms of A. amurensis.