Public attitudes toward captive dolphins have shifted dramatically over recent decades. The welfare science supporting concerns about dolphin captivity and the industry's response are reshaping marine park practice.
The welfare case against dolphin captivity centers on the mismatch between the species' natural behavior and what any marine facility can provide. Wild dolphins spend 80% of their time moving through complex three-dimensional ocean environments, engaging in sophisticated social interactions within stable communities. Captive pools provide a fraction of the space, a simplified social environment, and behavioral demands structured around human entertainment rather than dolphin needs. Dorsal fin collapse in captive orcas reflects compromised musculoskeletal function from reduced swimming. Stereotypic behaviors are common in captive dolphins. The argument that captivity enables conservation and education is weakened by evidence that captive programs rarely contribute meaningfully to wild population conservation and that educational messages are shaped by commercial priorities.