140 Bowles, Birds of Tacoma, Wash. [ April 



18. Phalacrocorax penicillatus. Brandt's Cormorant. — Common 

 during migrations and in winter. 



18a. Phalacrocorax dilophus cincinatus. White-crested Cormor- 

 ant. — Probably not an uncommon visitor on Puget Sound. Two were 

 seen near Tacoma on Feb. 9, 1906. 



19. Pelecanus erythrorhynchos. American White Pelican. — Very 

 rare migrant. 



20. Merganser americanus. American Merganser. — Common in 

 spring, fall and winter. A few pairs remain to breed. 



21. Merganser serrator. Red-breasted Merganser. — Common 

 migrant. 



22. Lophodytes cucullatus. Hooded Merganser. — Moderately 

 common, except in winter. Breeds. 



23. Anas boschas. Mallard. — Common resident. Breeds. 



24. Chaulelasmus streperus. Gadwall. — Rare migrant. 



25. Mareca americana. Baldpate. — Very common, except in sum- 

 mer when it leaves. 



26. Nettion carolinensis. Green-winged Teal. — Very common 

 except in summer when it leaves. 



27. Querquedula discors. Blue-winged Teal. — Very rare migrant. 

 A pair seen May 28, 1905. 



28. Spatula clypeata. Shoveller. — Common, excepting in summer 

 when it leaves. 



29. Dafila acuta. Pintail. — Common from October to May, when 

 it leaves. 



30. Aixsponsa. Wood Duck. — Rather rare summer resident. Breeds. 



31. Aythya americana. Redhead. — Rare migrant, keeping to the 

 fresh water. 



32. Aythya vallisneria. Canvas-back. — Moderately common in 

 winter and spring. 



33. Aythya marila. American Scaup Duck. — Common from No- 

 vember to May, when it leaves. 



34. Aythya affinis. Lesser Scaup Duck. — Not so common as A. 

 marila, but seen at the same seasons. 



35. Aythya collaris. Ring-necked Duck. — Rather rare migrant. 



36. Clangula clangula americana. Americana Golden-eye. — Com- 

 mon from November until May. 



37. Charitonetta albeola. Buffle-head. — Common from Novem- 

 ber until May, when it leaves. 



38. Harelda hyemalis. Old-squaw. — Moderately common in spring 

 only. 



39. Histrionicus histrionicus. Harlequin Duck. — Rather rare, but 

 regular migrant. 



39a. Somateria v-nigra. Pacific Eider. — A flock of seven, and 

 two other females, were seen on Jan. 6, 1906. They were very wild, 

 and none was taken, but the two females were approached to within 

 eighty yards as they were feeding in a muddy slough. 



