CATALOGUE OF CANADIAN BIRDS. 23 
28. Mandt Guillemot. 
Cepphus mandti (Licut.) 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. (FPackard.) Severn 
house, Hudson bay. (Z.7. Seton.) 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. (dA. P. Low.) This species occurs 
on the arctic and Bering sea coasts of Alaska and about the 
islands in these waters. (JVelson.) Occurs rarely at St. Michael ; 
not observed on the Aleutian islands. (Zurner.) Rare during 
the season of open water at Point Barrow, but in November and 
December they were seen in small flocks. (M/urdoch.) 
29. Pigeon Guillemot. Western Guillemot, 
Cepphus columba 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. (/Velson.) 
Occurs sparingly at St. Michael, but issabundant on the Aleutian 
islands and breeds in great numbers on the newly upheaved island 
of Bogoslov. (Zurner.) 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. 
(Spreadborough.) 
This is the most abundant water bird about Queen Charlotte 
islands, B.C. It breeds in crevices of the rocks along the shores 
