Sea turtles in zoos and aquariums serve both conservation and educational purposes, but their welfare needs are complex. Whether in long-term captivity or rehabilitation for release, meeting the physical and behavioural needs of these ancient reptiles requires specialist expertise.
Sea turtle welfare in captivity is shaped primarily by the quality of their aquatic environment. Inadequate tank size prevents natural swimming behaviour; wild turtles routinely travel dozens of kilometres daily and need large, deep pools in long-term facilities. Water temperature must be maintained within species-specific ranges — cold-stunned turtles require careful rewarming protocols to prevent shock. Social dynamics matter: while sea turtles are not gregarious, severe overcrowding in rehabilitation facilities is common during mass cold-stunning events and requires careful management. Nutritional completeness is a frequent challenge — captive diets must replicate the diversity of wild prey and avoid nutritional deficiencies that cause metabolic bone disease. Release decisions require rigorous health assessments and satellite tracking to confirm successful return to the wild.