Dataset: All Collections
Taxa: Onychoprion anaethetus (Sterna anaethetus), Sterna anaethetus, Onychoprion anaethetus anaethetus, Onychoprion anaethetus antarcticus, Onychoprion anaethetus melanopterus (Sterna anaethetus recognita), Onychoprion anaethetus nelsoni
Search Criteria: excluding cultivated/captive occurrences