Research on wild boar populations involves capture, marking, GPS tracking and behavioural monitoring with welfare implications that require careful ethical assessment and mitigation.
Wild boar research welfare requires balancing scientific necessity against capture stress and injury risk. Wild boar are strong, intelligent animals that can injure themselves severely when restrained, and their stress responses during capture are intense. Helicopter netting and snare trapping carry significant injury and mortality risks that require mitigation through skilled teams, fast processing and immediate veterinary intervention for injured animals. GPS collar fitting must account for the animal growth and collar looseness to prevent pressure injuries. The welfare justification for invasive wild boar research is strongest where the data directly informs management decisions affecting large populations. Non-invasive alternatives — camera trapping, environmental DNA, acoustic monitoring — should be prioritised where they can achieve equivalent scientific objectives.