Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with ...

When Ted Judah goes scuba diving off the coast in Monterey Bay, he normally swims at the surface to the area above the dive site and then descends. But on the morning of Dec. 30, the water was ...

A team of science-minded kayakers and snorkelers in La Jolla Cove had the encounter of a lifetime when a dead oarfish washed to the ocean surface on Aug. 10, 2024. This deep-sea fish is incredibly ...

Fishing experts are looking for ways to fish in the mesopelagic zone, a layer of water that stretches from 200-1,000 meters (660-3,300 feet) beneath the surface, which has, thus far, remained ...

By Liz Kimbrough A transparent goby fish drifted through the darkness, its skeleton visible through paper-thin skin. Nearby, ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

A new study offers the first direct evidence that deep-dwelling mesopelagic fish, which account for up to 94% of global fish biomass, excrete carbonate minerals at rates comparable to shallow-water ...

From a research vessel in the Pacific Ocean, scientists watched the feeds of several cameras sitting on the seafloor. Miles below, a deep-sea fish approached the camera’s bait then, changing its mind, ...

In recent years, a major ocean current changed its path in two crucial ways. Now parts of the sea are rising, other parts are falling, ocean temperatures are breaking records — and Japan’s iconic ...