Dataset: All Collections
Taxa: Rissa tridactyla (Larus tridactyla, Larus tridactylus, Larus tridactyla pollicaris, Larus tridactyla tridactyla, Rissa tridactyla pollicaris, Rissa tridactyla tridactyla), Rissa tridactyla pollicaris, Rissa tridactyla tridactyla
Search Criteria: excluding cultivated/captive occurrences