Orca Southern Resident Welfare and Recovery

The critically endangered Southern Resident orca population faces nutritional stress, toxic contamination, and noise pollution that threaten both their survival and welfare.

Key Facts

Southern Resident orcas number approximately 73 individuals in three pods
Chinook salmon comprise 80% of their diet but salmon populations have declined severely
Southern Residents carry among the highest PCB contamination levels of any marine mammal
Vessel traffic creates noise that masks echolocation needed for hunting
Starvation is the immediate threat: thin orcas show visible signs of nutritional stress

Welfare Considerations

Southern Resident orca welfare represents an urgent crisis at the intersection of extinction and individual suffering. Nutritionally stressed whales show observable emaciation and reduced vigor. Chronic acoustic disturbance prevents efficient hunting in an already depleted prey environment. PCB contamination impairs immune function and reproduction. The welfare and survival of this population are inseparable — addressing their nutritional needs through salmon recovery is simultaneously a welfare and conservation imperative.

What You Can Do

Support Chinook salmon recovery programs in the Pacific Northwest
Maintain distance requirements when boating near Southern Resident orcas
Advocate for vessel speed and traffic restrictions in critical orca habitat
Reduce chemical contamination reaching waterways through personal and policy choices