It generally inhabits sandy flats , rocky reefs , and kelp forests from the surface to a depth of 200 m ( 660 ft ) .
It generally has also been known to make forays into the open ocean .
It generally inhabits sandy flats , rocky reefs , and kelp forests from the surface to a depth of 200 m ( 660 ft ) , but has also been known to make forays into the open ocean .