32 NESTING BOXES, ETC. 



Frequent references to these nest boxes are also 

 to be found in notes contributed by Wolley to 

 Yarrell's, Hewitson's, and other ornithological 

 works. 



Mr. Sutton Davies, who has recently travelled in 

 Swedish Lapland, kindly informs me that it is the 

 Goldeneye Duck for which these nest-boxes, called 

 " Tylla " by the Finns and " Holkar" or "Knipa-ho" 

 (Goldeneye-nest) by the Swedes, are in the main 

 intended. 



Nest boxes observed by Mr. Sutton Davies at 

 Adolf strom in Swedish Lapland, in August, 1894> 

 were nearly always placed in the vicinity of run- 

 ning water, the Goldeneye always preferring such 

 places. 



The sketch (Fig. 1) of an open nest box for the 

 nidification of the Goldeneye duck was made on 

 the spot by Mr. Sutton Davies. It was placed in 

 close proximity to a large rapid which formed the 

 outflow of a lake at Adolfstrom, the box being^ 

 fixed in a fir tree about fifteen feet above the 

 ground and thirty yards distant from the water^ 

 upon a bank above the river. The box had no 

 top, but a bottom was loosely nailed on. 



Another box examined by Mr. Sutton Davies 

 greatly resembled Fig. 1, but the bottom consisted 



