THE AUK: 



A Q^UARTERLY JOURNAL OF 



ORNITHOLOGY. 



VOL. XII. January, 1895. no. i. 



A WINTER ROBIN ROOST IN MISSOURI, AND OTHER 

 ORNITHOLOGICAL NOTES. 



BY O. WIDMANN. 



I. October, 1893. 



Mr. William Brewster and Mr. Bradford Torrey made us 

 acquainted with the Robin's summer roost. They tell us that the 

 roosting flights diminish rapidly after the middle of September 

 and that by the end of the first week in October the roosts are 

 practically deserted. 



This corresponds to what is going on at the winter roost. As 

 the Robin deserts the former, it appears at the latter, and at the 

 particular roost of which I will speak now, the maximum of 

 frequency is reached by the middle of October, when the roosting 

 birds must be numbered by thousands and, perhaps, tens of 

 thousands. 



This roost is situated sixty miles northwest of St. Louis in the 

 northeast corner of Lincoln County, Missouri. It is a wide, open 

 marsh, between King's Lake on the west and the Mississippi 

 River on the east, near to the former, but about two miles from 

 the latter. The ground is highest along King's Lake and lowest 



