Offshore killer whales, as their ecotype association implies, typically range far from shore between Southern California and Alaska. Brodsky’s footage shows them in sub-groups over a submarine ...

A pod of 60 to 80 killer whales rarely seen by researchers, was spotted Thursday by Whale Watchers out in Monterey Bay.They're called "offshore" orcas, and scientists say they haven't been seen ...

Offshore killer whales feed primarily on sharks, but they also eat large fish, like halibut, according to Monterey Bay Whale Watch. Because sharks have such tough skin, the whales often have worn ...

There may be a fourth type of Pacific killer whale, called the oceanic orca, living far offshore California and Oregon. Above, an oceanic orca swims through Monterey Bay, which is about 500 square ...

While well-documented in the Northern Hemisphere and Antarctica, much less is known about killer whales (Orcinus orca) in ...

These killer whales seen off the continental shelf of northeastern New Zealand are members of the elusive ecotype of offshore orcas. Orca populations have been divided into ecotypes to account for ...

Transient killer whales — including a calf — were spotted swimming out of the Yaquina River. Photographer Jaklyn Larsen has already documented three sightings this year, including the well ...

The orca, identified as T049C and often called “Neilson,” was first reported at 10:13 a.m. swimming east into Yaquina Bay. Observers watched as he traveled several miles upriver and hunted a ...

Offshore killer whales prey largely on sharks, including deepwater sleeper sharks, which boast large and fatty livers. But the orcas also prey on fish, such as Pacific halibut and salmon.