Polymerase chain reaction confirmed that two gull species in Talcahuano, Chile, shed Salmonella. Fecal samples from resident Larus dominicanus had prevalences of 51.2% for Salmonella spp. and 26.3% for Salmonella Enteritidis. Prevalences in samples from migratory Leucophaeus pipixcan were 75% and 30% respectively. Risks to public health may exist.
Vol. 48 • No. 4