https://www.yahoo.com/news/record-3-1-million-paid-years-tuna-auction-233919441.html
They be right off the coast:
https://www.reelreports.com/blue-fin-tuna-off-georgia-and-south-carolina-8245.html
http://www.northcarolinasportsman.com/stories/ncs_mag_8044.htm
Never know what you gonna catch outta here.