118 Cooke — Bird Migration in the District of Columbia. 



Red-breasted Merganser. — Regular winter resident, but seldom reported; 



seen, October 23, 1892. 

 White Pelican.— One, 1863; one, April, 1864; two, fall, 1864; one, October, 



1878. 

 Double-crested Cormorant. — One, 1859; July 19, 1884; November, 1884; 



two, April 19, 1896; one, October 1, 1896. 

 Audubon Shearwater. — One record, probably correct. 

 Leach Petrel. — One, August, 1842; two about 1859; one, June 7, 1891; 



one, probably this species, January, 1878. 

 Hawaiian Petrel. — Two, August 29, 1893. 

 Wilson Petrel.— One about 1859. 

 Black Skimmer. — September 8, 1858. 

 Black Tern.— August 17, 1878; September 18, 1882; September 1-18, 



1893; August 29-September 22, 1894; August 15-September 3, 1897; 



August 17, 1898; August 22, 1900. 

 Least Tern. — One about 1858-9; one August 17, 1878. 

 Common Tern. — One about 18(50; a flock of twelve, May 7, 1894. 

 Forster Tern.— One, 1876. 



Caspian Tern.— September 29, 1896; two, October 4, 1896. 

 Gull-billed Tern.— Once in the fall. 



Laughing Gull. — Two, September 24, 1894; other records without dates. 

 Ring-billed Gull.— January 23, March 13, April 28, 1887; March 30, 



April 1, 1890; February 5, 1900. 

 Brunnich Murre. — Several late December, 1896. 

 Red-throated Loon. — One, spring, 1882; October 20, 1889; November 15, 



1802; October 30, 1904. 

 Loon. — September, 1877; November 4, 1881; December, 1885; October 



25-27, 1887; May 1-2, 1888; October 25, 1894; May 24, 1896; June 2, 



1907. 

 Pied-billed Grebe. — September 6, 1845; April 10, 1879; November 3, 



1884; April 24, 1887; August 27, 1890; April 21, 1894; September 



21-25, 1894. 

 Holboell Grebe— September 30, 1877. 



