The shark was spotted in near-freezing waters, which most species can't withstand ...

A baited camera captured a sleeper shark in the Southern Ocean for the first time. Sharks have survived mass extinctions, shifting continents and dramatic climate swings for more than 400 million ...

'This is the first footage obtained of a somniosidae [sleeper shark] or any elasmobranch [shark or ray] in situ in the ...

A slow-moving sleeper shark captured on camera deep below the ocean surface near the South Shetland Islands is the first ...

Scientists have captured the first-ever footage of a rare southern sleeper shark in Antarctic waters, reshaping what we know about life in extreme oceans.

Researchers studying deep-sea processes off Hainan Island made an unexpected discovery. Pacific sleeper sharks swam from cold, northern waters into the tropical South China Sea. The rare sighting has ...

But despite their size and ecological role - and their frequent bycatch in Northern Hemisphere fisheries - they remain poorly studied due to their deep-sea habitat. In fact, a lot of what we know ...

ANCHORAGE, Alaska (AP) - Scientists researching the severe decline in Alaska's Steller sea lion population have a fingered a new possible suspect for the drop: Pacific sleeper sharks, a species ...

A deep-sea creature was seen in the South China Sea for the first time when researchers dropped a cow carcass on the seafloor. Tian (2025) Ocean-Land-Atmosphere Research Unlike great white sharks off ...