native to the oceans off of Japan and Korea. These fish all have distinctive yellow coloring on their tails, hence the name. On the other hand, yellowfin refers specifically to a type of tuna ...

Mayfield had a great time catching several yellowfin tuna and blackfin tuna ... Walker, a 41-year-old Port Lavaca native, has fished professionally since 1998 and has never seen a fish caught ...