Rejecting a petition from environmental groups, the Trump administration announced Monday that it will not list Pacific bluefin tuna — a torpedo-shaped fish that can grow to 1,000 pounds and ...

Pacific bluefin tuna are spawned in the western parts of the northern Pacific but migrate throughout the ocean, complicating management of catches. The population of the species is estimated to ...

Pacific bluefin tuna for sale for $2.99 per pound at the fish market in San Diego. That shockingly low price does not reflect the deeply threatened state of the bluefin population.

The Pacific bluefin tuna, a species distinct from the overfished Atlantic bluefin, has been depleted to less than 3 percent of its estimated unfished levels, according to numerous researchers.

The bluefin variety -- called "hon-maguro" in Japanese -- is particularly prized, with a 200-kilogram (440-pound) Pacific bluefin tuna fetching a record $1.76 million in 2013.

In 2014, Pacific bluefin tuna were at their lowest levels ever. A report from an international scientific committee warned that their numbers had fallen to 2-5% of what they would be without fishing.

Pacific bluefin tuna are born in the Sea of Japan before making a 5,000-mile-plus migration to the California coast, where they feed and grow for years.

A Pacific bluefin tuna, farmed by Kindai University Fisheries Laboratory in Wakayama Prefecture, about 50 miles (80km) south of Osaka. Today, aquaculture is a booming business in Japan.

Across the vast Pacific, the mighty bluefin tuna carried radioactive contamination that leaked from Japan's crippled nuclear plant to the shores of the United States 6,000 miles away — the first ...

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.

Environmentalists are demanding that one of the most prized fishes on the planet be listed as an endangered species. Last week, about a dozen environmental groups — including Greenpeace, the Center ...