33 
668 Californian Gull 1-3 
669 Ringed-billed Gull 3-3 
673 Laughing Gull 6-3 
674 Franklin's Gull 11 -3 
679 Gull -billed Tern 1-2, 1-4 
680 Caspian Tern 1-2, 1-3 
681 Royal Tern 1-2, 1-3 
683 Cabot's Tern 1-2 
685 Forster's Tern 2-3 
686 Common Tern 11-3 
687 Arctic Tern 2-3 
688 Roseate Tern 2-3 
690 Least Tern 6-2, 1-3 
691 Sooty Tern 1-2, 1-3 
692 Bridled Tern 1-1 
693 Black Tern 1-3 
694 White-winged Black Tern 
