Manta rays face exploitation for gill plates used in traditional medicine, threatening populations that are extremely slow to recover. Understanding their welfare guides conservation choices.
Manta ray welfare in the context of gill plate fishing involves acute trauma - mantas are caught in large nets, struggle during capture, and die through gill net entanglement or on-board slaughter. The individual welfare cost is severe; the population-level consequence of targeting slow-reproducing animals is equally significant. Manta welfare in the tourism context is more nuanced - thoughtful snorkel and dive tourism has minimal impact, while touching, riding, or boat approaches that cause stress impair foraging and natural behavior. The evidence of manta cognitive complexity (navigation, individual recognition) suggests their welfare experiences are more significant than those of cognitively simpler marine species.