Shore diving at Pupukea Beach Park, max depth 39 ft/12m.
Not entirely sure of ID, but Hoover notes that in this species the sides of the shell are fused and it can't close. Certainly me bumbling around near it with a camera didn't make it close.
Dive site Frog Rock. Max depth 63ft/19m, avg depth 37ft/11m, avg temp 79F/26C.
Saw 2.
Dive site Ulua Caverns. Max depth 69ft/21m, avg depth 43ft/13m, avg temp 79F/26C.