598 GEOLOGICAL SURVEY OF CANADA. 



adult male at Caribou Crossing June 27th, and heard the song -at 

 Lake Marsh. An adult female was taken by Osgood near the 

 Nordenskiold River July 22nd and family parties were often 

 found in the alders and willow thickets between the Pelly River 

 and Circle City, in the Yukon valley. {Bishop.) Three immature 

 males were taken at Kenai Mountains, Sheep Creek, and Homer, 

 Alaska; found occasionally at the upper edge of timber line on 

 Kenai Mountains. {Chapman.) 



MUSEUM SPECIMENS. 



Twelve; four taken at Agassiz, B.C., in May, 1889, foi^'' ^^ 

 Chilliwack, B.C., in May, 1901, two at Deer Park, Columbia 

 River, June 12th, 1890, and two at Victoria, Vancouver Island, in 

 May, 1893; all by Mr. W. Spreadborough. 



654. Black-throated Blue Warbler. 



Dendroica ccsrulescens (Gmel.) Baird. 1865. 



Audubon, Vol. II., p. 63, states he found a dead one in Labra- 

 dor. {Packard^ An uncommon summer resident at Halifax, 

 N. S. {Downs!) Seen in woods at Margaree, Cape Breton 

 Island, July, 1898. {Macoun) A few were detected at Souris, 

 Prince Edward Island. {Dwighi.) A rare summer resident at 

 St. John, N.B. {Chamberlain.) Tolerably common summer resi- 

 dent at Scotch Lake, York Co., N.B. {W. H. Moore) Taken at 

 Beauport; rather uncommon in Quebec. {Dionne.) A common 

 and transient visitant at Montreal. A few probably breed at 

 Montreal. I have seen them from May 4th to October 5th. 

 ( Wintle.) 



A moderately common migrant in the vicinity of Ottawa. 

 {Ottawa Naturalist, Vol. V.) I have occasionally noticed this bird 

 in spring and fall in the county of Leeds, Ont. Once I found the 

 the nest in June, 1899, in an ash swamp. It was built in a bush ot 

 Spircea that grew among ferns and weeds, and was not more than 

 three feet from the ground. The bird was very tame and easily 

 identified. The nest much resembled the nest of the redstart 

 except for location. {Rev. C.J. Young.) An abundant summer 

 resident in the Parry Sound and Muskoka districts of Ontario. 

 I took a nest on June 8th, 1894. It was on the side of a hill in a 

 dense hardwood bush, and was placed on the fallen branch of a 

 dead hemlock, shaded by the horizontal branch of a seedling 



