174 BIRDS OF THE HUMBER DISTRICT. 



mature female, all the birds being males, old and 

 young, with now and then a young female." 



In the spring proceeds northward about the end of 

 March or beginning of April, as a rule rather earlier 

 than the Scaup Duck. 



I am strongly inclined to think that the Tufted 

 Pochard has bred in this neighbourhood ; for I have 

 seen very young birds shot early in the autumn, which 

 could scarcely have come any distance. 



225. HARELDA GLACIALIS (Linnaeus). The Long- 

 tailed Duck, or Hareld. 



Provincial. Calloo, Long-tail, Ice-duck. 



Visits us in the winter. The mature male and 

 female Ice-duck are rarely met with on this coast. 

 They keep some distance out at sea, seldom approach- 

 ing the shore, except in very severe weather. They 

 are a shy bird, and most difficult of approach ; hence 

 they are seldom seen in our markets. The immature 

 bird is more common, and may be found in small 

 parties, both in open and severe seasons. I have 

 killed it in Bridlington Bay in October. It is a most 

 expert swimmer, and will dive right through a heavy 

 wave, coming out on the other side. Its quickness 

 in the water makes it a very difficult bird to kill, as 

 it will go under instantly at the flash. 



In the stomach of one which I examined, shot at 

 Flamborough, were shrimps, many small shells of 



