100% 



Fork-tailed Storm-Petrel 



California Colonies 



Catalog Total 



310 birds 

 * colony sites 

 o =. former sites 



91% 



Leach's Storm-Pelrel 



California Colonies 



Catalog Total 

 18,304 birds 



colony sites 

 = former sites 



Ashy Storm-Petrel 



California Colonies 



Catalog Total 



5,187 birds 

 = colony sites 



Black Storm-Petrel 



California Colonies 



Catalog Total 



I SO birds 

 colony sites 



Brown Pelican 



California Colonies 



Catalog Total 



2.690 b.rds 

 - colony sites 

 = former sites 



Brandt's Cormorant 



California Colonies 



Catalog Total 



64,210 birds 

 colony sites 



Double-crested Cormorant 



California Colonies 



Catalog Total 



1,884 birds* 

 colony sites 



10% 



12% 



Pelagic Cormorant 



California Colonies 



Catalog Total 

 15,870 birds 

 colony sites 



12% 



13% 



Black Oystercatcher 



California Population 



Catalog Total 



704 birds 

 nest sites 



1 coastal population only. 



Figure 4. Percentages of the California breeding population of seventeen species, of seabirds for 



14 



