GO The Wilson Bulletin — No. 55. 



195. Polioptila caerulea. — Blue-gray Gnatcatcher. Common mi- 

 grant, but not common summer resident. April 18, 1903; April 1.1, 

 1904; April 20, 1906. 



196. Hylocichia mustelina. — Wood Thrush. Common summer rer-- 

 ident. Arrival: May 9, 1903; May 5, 1904; April 28, 1906. Depart- 

 ure: September 17, 1904. Nest with two eggs May 28, 1904. 



197. Hylocichia fuscescens. — Wilson's Thrush. Common migrant. 

 Arrival: May 9, 1903; May 10, 1904; May 11, 1906. September 17. 

 1904. 



198. Hylocichia aliciae. — Gray-cheeked Thrush. Not common mi- 

 grant. \ May 11, 1906. September 17, 1904. 



199. Hylocichia swainsonii. — Olive-backed Thrush. Common mi- 

 grant. May 10, 1904; May 15, 1906. September 22, 1904. 



200. Hylocichia guttata pallasii. — Hermit Thrush. Common mi- 

 grant. April 18, 1903; April 15, 1904; April 20, 1906. October 13, 

 1904. 



201. Merula migratoria. — American Robin. Common summer res- 

 ident. It arrives early in March and departed November 7, 1904. A 

 few remained all winter 1905-6. An albino was' noted June 11, 1904. 

 There was a roost in the trees of Jefferson street. Tiffin, in the fall 

 of 1904, from 120 to 180 Robins resorted to the roost. 



202. Sialia sialis. — Bluebird. Common summer resident. Arriv- 

 ing March 1, departing in November. A few remained all winter 

 1905-6. 



203. Helmintophiia celata. — Orange-crowned Warbler. May 10, 

 1904. Observed singing. Rare transient. 



Introduced Species. 



204. Passer domesticus. — English Sparrow. Abundant. Several 

 albinos noted. 



205. Phasianus torquatus. — Ring-necked Pheasant. Not common, 

 but breeding. Nest found in 1901. 



REMARKS ON THE SUMMER BIRDS OF LAKE 

 MUSKOKA, ONTARIO. 



CY B. H. SWALES AND P. A. TAVERNER. 



During the summer of 1904 we were able to spend a short 

 tim/e on Gibralter Island, situated in Lake Muskoka, Muskoka 

 District, Ontario. This is one of the largest of the many lakes 

 of various sizes that fill the glacial furrows in the heart of the 

 Latirentian formation back of Georgian Bay. The country is 



