CATALOGUE OF CANADIAN BIRDS. 23 



28. Mandt Guillemot. 



Cepphus mandti (Licht.) Bonap. 1856. 



This species abounds in the Arctic seas and straits from Mel- 

 ville island down to Hudson bay. {Richardson.) Occurs occa- 

 sionally in Hudson strait ; plentiful on the eastern coast of 

 Labrador ; also at Fort George, James bay. {Packard.) Severn 

 house, Hudson bay. {E.T. Seto?i.) Quite common in Hudson bay. 

 remaining the whole year, wintering out in the open water. 

 Breeds in large numbers on the outer islands, under loose stones 

 and boulders, laying one or more, commonly two, eggs. They 

 nest in cavities under rocks and boulders, one, two, or very seldom 

 three eggs being the full set. They nest late, none of the twelve 

 eggs collected being taken before July loth. The ground colour 

 of the eggs is greenish white to chalky white, with large and 

 small spots and blotches of black, umber and lilac, most numerous 

 and largest at the larger end. {A. P. Loiv.) This species occurs 

 on the arctic and Bering sea coasts of Alaska and about the 

 islands in these waters. {Nelson.) Occurs rarely at St. Michael ; 

 not observed on the Aleutian islands. {Turner.) Rare during 

 the season of open water at Point Barrow, but in November and 

 December they were seen in small flocks. {Murdoch^ 



29. Pigeon Guillemot. Western Guillemot, 



Cepphus cohmib a Pall. 1826. 



This species is one of the most numerous among the larger 

 water-fowl of Alaska. It occurs in great abundance wherever the 

 coast is bordered by bold headlands or where there are precipitous 

 islands. Breeds abundantly throughout the whole region. {Nelsofi.) 

 Occurs sparingly at St. Michael, but is abundant on the Aleutian 

 islands and breeds in great numbers on the newly upheaved island 

 of Bogoslov. {Turner.) An abundant resident from Race rocks, 

 Strait of Juan de Fuca, to Alaska ; breeds throughout its range. 

 {Fannin?! In large flocks in Burrard inlet, B. C, in April, 1889. 

 {Macoun.) Common on the bay at Douglas, B. C, April, 1906. 

 ( Spreadboroug h . ) 



This is the most abundant water bird about Queen Charlotte 

 islands, B. C. It breeds in crevices of the rocks along the shores 



