158 OCEAN BIRDS. 



No. 158. DOUBLE CRESTED CORMORANT. 



Order: Steganopocles. Genus: Phalacrocorax. 



Family: Phalacrocoracidae . Species: P. dilophus. 



Distribution: 



A common transient visitor along the coast. 



Date of Arrival: 



April and May, going north. 



Date of Departure: 



August through October, going south. 



General Plumage: 



In summer, upper parts brownish, marked with shiny black, 

 tail black, rump, head and neck black, crests black bat often 

 lacking; under parts shiny black. In winter crests lacking. 

 Immature, upper parts brownish, upper breast and neck 

 grayish white, gular sack orange. Bill above blackish, below 

 yellow, feet black. Length about 30.00. 



Song and Other Notes: 



I am unable to find any description of their notes. 



Haunts: 



Outlying rocks and ocean. 



