Orcas in captivity face profound welfare challenges that have driven public debate and regulatory change, while wild populations face threats from pollution, prey depletion, and acoustic disturbance.
Captive orca welfare has become one of the defining animal welfare debates of recent decades. The combination of dramatically shortened lifespan, collapsed dorsal fins, chronic aggression between incompatible individuals, and severe behavioral abnormalities compared to wild populations presents overwhelming evidence of profound welfare compromise. The documentary impact of public information about captive orca welfare drove regulatory and corporate change. Wild orca welfare depends on prey availability, acoustic environment quality, and toxin loads — all of which are deteriorating for Southern Resident populations.