44 years of killer whale (orca) data from the waters of Washington state reveal how endangered fish-eating killer whales are less present in recent years - while populations of Bigg's killer whales, which eat seals, dolphins and other whales, are becoming increasingly present
Article URL : https://plos.io/4vEL64s
Article title: Increasing presence of Bigg’s killer whales and changing seasonality of Southern Resident killer whales in Washington waters
Author countries: USA.
Funding: This project was possible through the funding of the Puget Sound Partnership, with the support of the Puget Sound Partnership. Z.R.R. was funded in part by a grant from Washington Sea Grant, University of Washington, pursuant to National Oceanic and Atmospheric Administration (Grant No. NA23OAR4170532). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
PLOS One
Increasing presence of Bigg’s killer whales and changing seasonality of Southern Resident killer whales in Washington waters
24-Jun-2026
The authors have declared that no competing interests exist.