Cant believe a skipper would do this to a plastic / wooden boat in this location with the water temperature and remoteness........... however if it is any relation to the clearly soooooo professional seafarers they have on the Steve Unwin - then its not surprising....!
Seems the "batman rib" has very little evasive maneuver capability, should use their standar ribs and keep a safe & un provoque distance. Japs must be tired of these guys. Who is right, is other story.