The population of Pacific bluefin tuna ascended 1,000% between 2014 and 2022, scientists learned at a conference in June. They did not expect to reach this milestone until 2034.

Ranching southern bluefin tuna has been a big-ticket industry in South Australia for years. One company hopes that inviting tourists to swim with the fish will prove successful, too.

In April of 2025, a group of anglers off the coast of Galveston, Texas caught a monster-sized bluefin tuna. The previous state record was a whopping 876 lbs., but the bluefin hoisted aboard the ...

Mercury levels in tuna haven't changed since 1971, ... by "legacy" mercury rising up from deeper regions of ocean water, mixing in with the shallower depths where tropical tuna swim and feed.

Last winter was one of the most active bluefin seasons in history, with the biggest fish anglers have seen off the east coast. Giant bluefin tuna over 700 pounds were common while 800-pounders set ...

Mercury levels in tuna have remained largely unchanged for over 50 years, a new study has found. ... so any contamination found in the fish likely reflects the waters they swim in.

The population of Pacific bluefin tuna ascended 1,000% between 2014 and 2022, scientists learned at a conference in June. They did not expect to reach this milestone until 2034.

Pacific bluefin tuna, which are a separate species from Atlantic and southern bluefin, live throughout the Pacific Ocean. They travel enormous distances over their lives and tagging studies have ...