Manta rays face welfare threats from illegal gill raker trade, entanglement, and vessel strikes — their intelligence and long lives make individual welfare particularly significant.
Manta ray welfare is supported by their demonstrated cognitive complexity — self-recognition evidence, complex social behavior, and apparent investigative curiosity toward divers suggests richer inner experience than simple reflexive responses imply. Long lifespans mean individual welfare costs from injury, entanglement, and stress accumulate over decades. Entanglement causes acute welfare suffering — mantas cannot reverse their direction and become progressively more enmeshed when they panic. Vessel strikes during surface cleaning station visits in busy dive tourism areas cause severe trauma. The alignment between conservation and welfare is unusually direct for mantas: living mantas generate enormous ecotourism revenue, creating economic incentives for their protection that make welfare and conservation interests mutually reinforcing. Protecting mantas from gill raker harvest and entanglement protects both individual welfare and population viability.