Puget Sound Partnership - Southern Resident Orca Task Force
Aug 17, 2018 · During the summer months, Southern Resident orcas are found in the inland marine waters of Washington and southern British Columbia hunting Chinook salmon and …
Southern residents’ winter diet comes into focus
May 10, 2021 · The southern residents likely turn to a more diverse diet in the winter because their preferred Chinook salmon prey are less available, the researchers say. On the one hand, …
Resident orcas’ appetite likely reason for decline of big Chinook salmon
Jan 2, 2020 · Except for the endangered southern resident population in Washington, all other fish-eating orca populations that live along the coast, called “residents,” are growing in …
Nov 16, 2018 · The Southern Resident orca diet is composed primarily of Chinook salmon. Several runs of Chinook salmon that could provide important prey for Southern Resident orcas …
Seasonal Diet of Southern Resident Killer Whales | Wild Orca
Apr 24, 2021 · From January to August, Chinook is the most significant part of their diet—almost exclusively from April to August—with an important role through year-end. Coho salmon return …
Thriving Species and Food Web – stateofthesound.wa.gov
Climate change poses a high risk to most Vital Signs related to Thriving Species and Food Web. Orcas, Chinook salmon, and Pacific herring are at high risk. Birds are at moderate risk …
Modeling 137Cs bioaccumulation in the salmon–resident killer whale food ...
Feb 15, 2016 · The food web model is based on detailed studies that confirm that resident killer whales (O. orca) are fish-eating marine mammals with a strong preference for Chinook salmon …
Orcas and Salmon - Skagit Fisheries Enhancement Group
Orcas and Salmon. Southern Resident Killer Whales rely on Chinook salmon for survival. Chinooks have higher fat concentrations and nutritional value than other Pacific salmon, …
Northwest Tribes Demand Action for Salmon and Orca Restoration
Dec 14, 2023 · The loss of salmon has reverberated through the food web. The endangered Southern Resident killer whales, which hunt for threatened Chinook salmon in Puget Sound …
Orcas and where they find salmon - CWR
Did you know that at least 80% of the Southern Resident orcas’ diet is Chinook? Based on estimates of their food requirements, the average Southern Resident orca (SRKW) must …