Protected Resources

False Killer Whale

Youngmi Choi ©SPC

Scientific name: Pseudorca crassidens

Stock Assessment / Estimated Breeding Population

Stock information

For the most recent final Stock Assessment Report (SAR), please visit: NOAA Fisheries - Office of Protected Resources - Marine Mammal SAR, Small Cetaceans

For the most recent draft SAR, please visit: NOAA Fisheries - Office of Protected Resources - Draft Marine Mammal SAR

Take Reduction Plan for Longline Fisheries

Take Reduction Plan

False Killer Whale Take Reduction Plan to address the incidental mortality and serious injury of false killer whales in Hawaii's commercial longline fisheries.

For more information, please see the False Killer Whale Take Reduction Team and Plan webpage

Listing, Critical Habitat, and Recovery of Endangered Main Hawaiian Insular False Killer Whales

On November 3, 2017, NOAA Fisheries announced a proposed rule (82 FR 51186) to designate critical habitat for MHI IFKWs in waters from 45 meters to 3,200 meters in depth surrounding the main Hawaiian Islands (from Ni‘ihau to Hawai‘i Island), under the Endangered Species Act (ESA).

Range

False Killer Whale Stock Boundaries

Revised false killer whale stock boundaries modified from Bradford et al. 2015.

Range of Insular False Killer Whales

Range of Insular False Killer Whales

False Killer Whale Stock Boundaries with Longline Fisheries Overlaid

Revised false killer whale stock boundaries modified from Bradford et al. 2015.

Range of Insular False Killer Whales

Range of Insular False Killer Whales

Natural History

Physical Description

Potential Threats

Important Phone Numbers

Marine Mammal Stranding/Entanglement Hotline: 1-888-245-9840

More Information