Taxa map Species of the family Sternidae Europe 7 Chlidonias hybrida Whiskered Tern 11 Chlidonias leucopterus White-winged Tern 4 Chlidonias niger Black Tern 5 Sterna hirundo Common Tern 3 Thalasseus sandvicensis Sandwich Tern North America 1 Thalasseus maximus Royal Tern South America 5 Phaetusa simplex Large-billed Tern 4 Sterna vittata Antarctic Tern
Europe 7 Chlidonias hybrida Whiskered Tern 11 Chlidonias leucopterus White-winged Tern 4 Chlidonias niger Black Tern 5 Sterna hirundo Common Tern 3 Thalasseus sandvicensis Sandwich Tern North America 1 Thalasseus maximus Royal Tern South America 5 Phaetusa simplex Large-billed Tern 4 Sterna vittata Antarctic Tern