28 GEOLOGICAL SURVEY OF CANADA. 
spring around Nova Scotia. (Downs.) Seen off the coast of New 
Brunswick. (Adams.) Occasional in the Gulf of St. Lawrence. 
(Dionne.) Great Slave Lake, very rare. (oss.) Appears to be of 
frequent occurrence on “the George’s,’ Newfoundland, and Nova 
Scotian banks in winter ; seen near Lady Franklin Island, Hudson 
Strait, in Sept.; they then had young ones on the rocks. (Kwmelin.) 
XIX. STERCORARIUS Brisson. 1760. 
36. Pomarine Jaeger. 
Stercorarius pomarinius (TEMM.) VIEILL. 1819. 
Said to be the commonest species of the genus in the north; 
breeds in northern Greenland and has been seen at the Parry 
Islands and Regent Inlet. (Avct. Man.) A rare autumn visitor 
along the whole Atlantic coast of Canada and Gulf of St. Law- 
rence. This bird is occasionally seen in company with the large 
gulls which spend a short time during the severity of the winter 
around the west end of Lake Ontario. (Mc//wraith.) Great Slave 
Lake, very rare. (Ross.) Not uncommon in the Arctic seas and 
northern outlets of Hudson Bay where it subsists on putrid fish ; it 
goes south in winter reaching Hudson Bay in May. (2Richardson.) 
Taken at Fort Churchill, Hudson Bay, 1845. (Dr. Gillespie, Jr.) 
Rather common on Hudson Bay'in the summer of’ 1899 but no 
breeding place seen, (A. P. Low.) These birds were first observed 
at Bonne Bay, Newfoundland, in August, and from this point 
northward to lat. 71° they were common at nearly all points, 
and from Belle Isle to Hudson Strait they were abundant. 
(Kumelin.) On the Pacific coast they reached the Yukon mouth 
May 13th and became more common until the last of the 
month; abundant at St. Lawrence Island and everywhere in 
Behring Strait ; very numerous along the Arctic coast on the 
borders of the ice-pack. (JVelson.) Arrives at St. Michael 
by the first week in June; it is a resident of the drier portions of 
the lowlands, usually solitary, but several may be seen together 
at one time in the neighbourhood. (7wrner.) A regular summer 
visitor at Point Barrow, but the least common of the three species. 
(Murdoch.) 
MUSEUM SPECIMEN. 
One procured at Great Slave Lake by Mr. Macfarlane in 1887. 
