INVENTORY METHOD 



Adult estimate - air 

 Adult estimate - air 



NEST SUBSTRATE: Rock 

 OWNERSHIP: Private - individual(s) 



SPECIES 



Great Blk.-bk. Gull 

 Herring Gull 



DATE 



June 1 

 June 1 



NESTING PAIRS 



85 

 200 



INVENTORY METHOD 



Adult estimate - air 

 Adult estimate - air 



238 



