Marine life researchers are tracking a mysterious pod of orcas recently spotted moving through the Salish Sea.

For the first time in more than 50 years, a pod of killer whales has been spotted swimming in a notorious part of Washington's Puget Sound. MICHEL MARTIN, HOST: It's called Penn Cove, and it's known ...

Researchers are investigating the sighting of three killer whales in Puget Sound that do not match any known regional ...

There are two species of killer whale found in the Salish Sea — they are Bigg’s killer whales, the marine mammal-eaters, and southern resident killer whales, that eat salmon. The two subspecies could ...

SEATTLE —For more than a century, killer whales have been understood to be just one worldwide species, Orcinus orca, with many types. But now, after decades of work, scientists have determined the ...

A baby orca has been spotted with the Puget Sound population of killer whales. The new arrival -- scientists don't know yet if it's male or female -- brings the number of orcas up to 86. The ...

A new baby orca born to J Pod is a ray of hope for the endangered southern resident killer whales. J63 was spotted by Mark Malleson, field biologist for the Center for Whale Research, on April 6. J ...

Two Bigg’s killer whales play in the waters of the Puget Sound. Melisa Pinnow, San Juan Excursions Both are setting records this year, but in opposite ways. Keeping up with a decade-long trend, Bigg’s ...