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Southern Resident Killer Whale Digital Acoustic Recording Tag Research
Using digital acoustic recording tags (DTAGs) to examine sound exposure, sound use, and behavior of endangered Southern Resident killer whales.
Abundance Estimates of False Killer Whales in Hawaiian Waters and the Broader Central Pacific
Results suggest a model-based approach offers a more stable basis for managing pelagic false killer whales over time.
Patterns of Depredation in the Hawai’i Deep-Set Longline Fishery Informed by Fishery and False Killer Whale Behavior
We analyzed behavior data on false killer whales to identify patterns that could help fishermen avoid interactions with whales.
Vessel Regulations in Washington State for Southern Resident Killer Whales
We, NOAA Fisheries, establish regulations under the Endangered Species Act (ESA) and Marine Mammal Protection Act (MMPA) to prohibit vessels from approaching killer whales within 200 yards (182.9 m) and from parking in the path of whales when in inland wa
Characterizing Soundscapes in Southern Resident Killer Whale Habitat with Projected Increases in Vessel Traffic
Research to describe the present-day soundscape of Southern Resident killer whale critical habitat.
New Voluntary Slowdown for Commercial Ships Aims to Quiet the Sound for Endangered Killer Whales
Reduced speed reduces underwater noise that interferes with killer whale foraging.
Southern Resident Connections - Post 26
Southern Resident Killer Whale L112 Stranding Progress Report 1
The Northwest Region Marine Mammal Stranding Network, administered by NOAA Fisheries Protected Resources Division in Seattle, Wash., is investigating the death of a juvenile killer whale.
Southern Resident Killer Whale: J50 Response Public Meetings
In September 2018, NOAA Fisheries held two public meetings about the J50 emergency response and recovery of Southern Resident killer whales. The following are responses to the comments and questions received.
Response to Recent Reports of Killer Whale Incidental Catches in Alaska
NOAA Fisheries is analyzing data collected from killer whale incidental catches in Bering Sea and Aleutian Islands groundfish trawl fisheries and in its annual longline survey for sablefish and groundfish this year.
Hatcheries Yield More Salmon for Endangered Killer Whales; New Analysis Open for Comment
NOAA Fisheries seeks review of an analysis of methods to help the Southern Resident killer whale population.
Southern Resident Connections - Post 33
Southern Resident Killer Whales: Questions and Answers on Final Rule to Include Tokitae in ESA Listing: Updated December 2023
In February 2015, NOAA Fisheries published a final rule to recognize the captive killer whale known as Tokitae (previously known as “Lolita”) as a protected member of the endangered Southern Resident killer whale Distinct Population Segment.
Identifying Social Clusters of Endangered Main Hawaiian Islands False Killer Whales
In this study, we used photo-identification data over a 23 year period to reassess the number and membership of social clusters for false killer whales.
2021 Southern Resident Killer Whales (Orcinus orca) 5-Year Review: Summary and Evaluation
The Southern Resident killer whale Distinct Population Segment was first listed as Endangered in 2005.
Abundance Estimates for Management of Endangered False Killer Whales in the Main Hawaiian Islands
This collaboration between NOAA, non-profit, and citizen scientists, provides the first reliable abundance estimates of endangered main Hawaiian Islands false killer whales for management.
Scoping Meeting: Amendments to Protective Regulations for Killer Whales in the Inland Waters of Washington State
NOAA Fisheries is holding a public scoping hearing to solicit public comments on ways to reduce impacts of vessels and noise on killer whales. Comments received at this hearing will help determine whether we should amend the federal regulations that prote