Wildlife Spotting

Photo take at -20 ft near the coast on a seaweed bed at the bottom, small crab maybe a decorator crab , this is the second time i have spot one, moving on top of the seaweed this crab have a incredible camouflage like and algae , about 3 cm long two very small white and red claws this particular one has a micro anemones attach to tip on the front legs on the 4 photo is possible to see it. For me is one of those spotting´s of a lifetime this guy stop my hard for a second, i hope someone can help whit the ID i have send it to experts as well to try to ID this one.