The Jukebox went out of style many years ago and people stopped using it, as they lost interest in it. Because of this event, there wasn't enough data that could have been collected, and therefore it couldn't become a valuable criteria.
you shouldn't eat any shark, swordfish or marlin. You should also limit your tuna intake to no more than two 140g tuna steaks or four 140g cans of tuna per week. This is because these fish are slow growing and may contain more mercury than other types of fish, which can affect your baby's developing nervous system