Researchers say their absence is a stark reminder that the orcas are slowly starving to death because there is not enough Chinook salmon to sustain them.

Southern resident killer whales which are often spotted in the Salish Sea near Vancouver throughout June haven't been seen this season, and scientists believe that could be because of the lack of chinook salmon.

A fin whale washed ashore in St. George, Pribilofs, Alaska.

Two dead marine mammals--a fur seal and a whale.

A highly decomposed whale carcass was identified as a gray whale.