Sea lions face multiple human-caused welfare threats including entanglement in fishing gear, plastic ingestion, and conflict with fisheries. Addressing these requires coordinated responses.
Sea lion welfare is compromised by multiple human-caused threats. Constriction injuries from entanglement in packing bands and monofilament fishing line cause slow, painful deaths or impair swimming and feeding ability for survivors. Intentional killing by fishers protecting their catch is illegal but widespread and difficult to enforce. Plastic ingestion reduces digestive capacity and causes malnutrition. Marine mammal rescue centers provide direct welfare intervention for individual animals — removing entanglement, treating injuries, and releasing rehabilitated animals. Systemic solutions require fishery conflict resolution and ocean plastic reduction.