The killer whale, also known as orca, is the ocean’s top predator. It is the largest member of the Delphinidae family, or dolphins. Members of this family include all dolphin species, as well as other larger species, such as long-finned pilot whales and short-finned pilot whales, whose common names also contain "whale" instead of "dolphin."

In 2005, the Southern Resident killer whale was listed as endangered under the Endangered Species Act. Learn more about the Southern Resident killer whale’s status, management, recovery efforts, and outreach and education partnerships.

2024年3月27日 · Killer whales are one of the most widespread animals on Earth. They have long been considered one worldwide species known scientifically as Orcinus orca, with different forms in various regions known as “ecotypes.”

ller whales for over a decade. In 2014, NMFS compiled a 10-year review of the research and conservation efforts to support recovery of the Sothern Resident killer whales. The report summarizes major research findings, management activities, and remaining knowledge gaps, and discusses the threats currently faced by Southern Residents as well as acti

Transcript NARRATOR: The Killer whale in, three of a kind. In oceans all over the world, Orcas are swimming. In the cold waters of the Pacific Northwest, a matrilinial pod of resident Orcas is following the salmon run. Grandma heads up the pod – she makes all the decisions of where they should travel to feed and when they should do it.

To estimate the probability that the Southern Resident killer whale group may go extinct, the petitioners conducted two population viability analyses (PVAs), based on the known life history parameters of the Southern Resident killer whale and the population data collected over the past quarter century by the Center for Whale Research.

This plan provides background information on Southern Resident killer whale life history and status, and existing protective measures. Recovery goals and criteria are provided along with recovery actions, research and monitoring tasks in a narrative outline.

The NOAA IR serves as an archival repository of NOAA-published products including scientific findings, journal articles, guidelines, recommendations, or other information authored or co-authored by NOAA or funded partners.

Enacted on this day in 1972, this important piece of legislation helps us protect animals like this orca in Monterey Bay National Marine Sanctuary. The act ensures that marine mammals like whales, porpoises, seals, sea lions, otters, and dolphins can carry out their normal lives without disruption – and without the threat of hunting, poaching ...

Killer whales observed in the northern Bering Sea and north and east to the western Beaufort Sea have characteristics of transient-type whales, but little is known about these whales (Braham and Dahlheim 1982, George and Suydam 1998).