314 Eifrig, Notes on Northern Birds. [july 



"March 26. Kittiwake killed at the mouth of the river; no 

 open water; must have come in from beyond the Belcher Islands. 

 Brunnich's Murre and the Dovekie were found frozen along the 

 ice during the winter. 



"May 1. Rough-legged Hawk (Archibuteo lagopus sancti- 

 johannis). 



"May 2. Large flocks of Snowflakes, Lapland Longspurs 

 (Calearius lapponicus), Shore Larks (Otocoris alpestris), two eagles 

 (Aquila ckrysaetos), two hawks, and two Robins (Merula migra- 

 toria) . 



"May 11. First nest of Redpoll eggs. 



"May 13. Long-tailed Duck (Harelda hyemalis). 



"May 19. Sea Coot (Oidemia perspicillata). 



"May 20. Red-throated Loon (Gavia lumrne). 



"May 24. Loons and Snow Geese. 



"June 2-3. Many White and Blue Snow Geese passing 

 north (Chen hyperborea or C. h. nivalis and C. ccerulescens). 



"June 12. Eggs of Herring Gull (Larus argentatus) and 

 Eider (Somateria dresseri). 



"May 11-24. Thirty-three nests of Redpoll. 



"May 20. Nest of Goshawk (Aeeipiter atricapiUus) in top of 

 large tamarack, containing three eggs. Nest nearly two feet in 

 diameter, made of small branches of larch, lined with small green 

 spruce boughs and ptarmigan feathers. 



"May 24. Nest of Robin. 



"May 29. Nest and eggs of White-crowned Sparrow (Zono- 

 trichia leueophrys)." 



Notes on Birds of Ottawa, Ontario, and Vicinity. 



Holboell's Grebe (Colymbus holboclli). — Oct. 16 a local 

 gunner took a male on the Ottawa River of this rather rare species. 

 What interested me was its stomach contents, which consisted of 

 a bunch of feathers. As it is not known to feed on anything having 

 feathers, it is somewhat surprizing. I looked up the matter in 

 books at my command, but found little in explanation. Warren 

 in his 'Birds of Pennsylvania' states that he found feathers in the 

 stomachs of two of these grebes. In the ancient ' Knight's Pictorial 



