What is the most expensive tuna steak?

Chef's answer
Threatened Bluefin Tuna Sells For $3 Million In Tokyo Market Sushi chain owner Kiyoshi Kimura purchased the 612-pound Pacific bluefin tuna at auction. Conservationists are alarmed about the fate of the species.
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Under the international Atlantic Tunas Convention Act, it is illegal to catch Western Atlantic bluefin by methods other than rod and reel, hand-line or harpoon, NOAA says. According to NOAA, Atlantic bluefin tuna need to be carefully managed because they are extremely valuable and thus vulnerable to overfishing.
Tuna sells for $1. TOKYO (Reuters) - A bluefin tuna sold for 193.2 million yen ($1.8 million) in the first auction of the new year at Tokyo's Toyosu fish market, the second highest price on record, NHK broadcaster reported.
To put that into perspective for you, the average time to reel in a bluefin tuna is about two and a half hours. "Every 45 minutes we were switching off," she said.
Fish can be caught by rod and reel or by a modified form of greenstick that utilizes rod and reel. Any Atlantic bluefin tuna caught by the Recreational Category above 73 inches in length falls into a special "Trophy" category when being retained by recreational fishermen..
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