Table 26. Summary of mean group sizes for birds in NTEX. n = number of groups 

 sighted. 



Species 



August November 



Cory's shearwater 

 Storm-petrel 

 Masked booby 

 Magnificent frigatebird 

 Phalarope 

 Herring gull 

 Laughing gull 

 Unidentified gull 

 Common tern group 

 Least tern 

 Royal tern 

 Sandwich tern 

 Unidentified pale tern 

 Sooty tern 

 Black tern 



Unidentified dark tern 

 Unidentified tern 

 Unidentified bird 

 Unidentified white bird 



53 



