Northern elephant seals may hold the key to unlocking the secrets of the open ocean’s twilight zone (~200 – 1,000 meters deep). According to a new study, these deep-diving creatures can help estimate ...

Marine biologists at the University of California Santa Cruz have tagged thousands of northern elephant seals with smart ...

Photo Credit: NASA Oxygen-starved ocean “dead zones,” where fish and animals cannot survive, have been expanding in the open ocean and coastal waters for several decades as a result of human ...

By studying elephant seals' hunting patterns, scientists have discovered a new way to monitor deep-sea fish populations.

Anthropogenically enhanced nutrient inputs to the open ocean occur mostly through ... and free floating "plankton". Euphotic zone: The upper part of the ocean water column that receives at least ...