By Spoorthy Raman Rhythmic clicks, grunts and roars fill the Año Nuevo Island Reserve in California, home to a large breeding ...

Scientists have a different idea of the twilight zone. To them, it’s an area of the open ocean where most fish live – depths of 650 to 3,200 feet. Little is known about this part of the ocean ...

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 ...

During the first migratory route, the elephant seals seek out the transition zone between two ocean fronts, where there is a lot of food available in the form of fish and squid, Beltran.