'This is the first footage obtained of a somniosidae [sleeper shark] or any elasmobranch [shark or ray] in situ in the Southern Ocean,' an oceanographer said.

Scientists have captured the first footage of an elusive deep sea shark inhabiting the waters near Southeast Asia’s Timor-Leste. Cephaloscyllium pictum, or the painted swellshark, was first discovered in 2008 based on five specimens collected at fish ...

Scientists have captured footage of a sleeper shark farther south than ever before, suggesting this Antarctic ocean is not shark-free

Wildlife from the ocean's deepest trenches has a bit of a reputation on land, either due to their inherently alarming appearances or historic associations with bad tidings. However, The New York Times reported that researchers in collaboration with three ...