44 GEOLOGICAL SURVEY OF CANADA. 



53. California GuU. 



Larus calif amicus Lawr. 1854. 



Great Slave lake, abundant. {Ross) Quite a number of speci- 

 mens with eggs were received from Eskimos of the lower Ander- 

 son, lat. 68° 30'. {Macfarlaiu) Found along the Vancouver 

 island coast and in the Gulf of Georgia. {Lord.) An abundant 

 resident; breeds in the interior of British Columbia; a winter 

 resident along the coast, during which time it appears in great 

 numbers in our harbours. {Fannin) Common in the lower Fraser 

 valley and on Lake Okanagan, B.C., in winter. {Brooks) Big 

 Stick lake, Sask., and Many Island lake, Alta. {Bishop) Manyv 

 if not most, of the prairie references under L. argentatus should 

 probably go here. 



54. Ring-billed Gull. 



Larus delawarensis Ord. 181 5. 



Apparently rare around the coasts of Nova Scotia and New 

 Brunswick, and not very common on the river and Gulf of St. 

 Lawrence. , 



Common throughout the summer at Newfoundland. {Reeks) 

 One young specimen taken at Port Manvers, Labrador. {Bigelow) 

 Very common on Lake Ontario at its western end during the 

 winter. {Mcllwraith) Breeding abundantly on small islands 

 off the Bruce peninsula, Ont., May, 1905, and June, 1900. 

 {W. Saunders.) Common in the Georgian bay, breeds as far inland 

 as Muskoka lakes, Ont. (/. H. Fleming.) Common at Lake Mis- 

 tassini, Que., where it breeds. (J. M. Macoun.) Breeds in the 

 vicinity of Hamilton inlet, east coast of Labrador. {A. P. Low) 

 Common on the inland waters from Lake Winnipeg to Hudson 

 bay and northward to the Barren Grounds. {Preble) Breeds in the 

 small lakes in northern Ontario; found in the northern part of 

 Addington co. in 1870, and near Minden, in Victoria co. in 1868. 

 It bred on islands in the lakes just as it does now in the prairie 

 region, where it is abundant on all large lakes and ponds from 

 Manitoba to the Rocky mountains and northward. One specimen 

 was taken on Loon lake, B.C., and it was common on Shuswap 

 lake, in June, 1889. {Macmm) A winter resident on the coast of 

 British Columbia; breeds in the interior, especially to the north- 



