136 ANNALS OF SCOTTISH NATURAL HISTORY 



STREPSILAS INTERPRES (Turnstone). 



Orkney Sule Skerry, April 16, last seen, about thirty to forty 

 resident every winter ; June 1 6, five, a few in summer plumage 

 observed at intervals all through the summer, left in a southerly 

 direction on July 4; July 30, a flock in immature or winter plumage 

 arrived. Stromness, Aug. 29, eight. Tay Bell Rock, April 18, 

 one on rocks; Aug. 23, on rock at low water. Argyll and Isles 

 Skerry vo re, March 26, left for breeding; Sept. 10, returned. Dhu- 

 heartach, Aug. i, flocks on rock, first appearance. Clyde Cardross, 

 Aug. 5. 



(To be continued.} 



ON THE AVIFAUNA OF THE OUTER 

 HEBRIDES, 1888-1902. 



By J. A. HARVIE-BROWN. 

 ( Continued from p. 91.) 



SINCE the introductory part of this paper appeared, I have 

 received a few more notes from Mr. Abel Chapman. As 

 these notes are so far descriptive of the general aspects of 

 the Outer Hebrides in the autumn months of the year, viz. 

 from August to October (1900), I think they may serve as 

 a short introduction to this second part'of my paper. 



Mr. Chapman says : " The moors in August are almost 

 more birdless than those of Sutherland or the Borders. 

 The chief characteristic species noticed on the heather in 

 August were Titlarks, Twites, Wheatears, Stonechats (few), 

 Hoodies, and Short-eared Owls. About the crofters' corn 

 were Skylarks, Buntings, etc. The only Anatidae seen in 

 August were Mallard, Teal, Merganser, and Greylag Geese ; 

 Eiders on the salt water ; no Shielducks seen. A few 

 Black Guillemots (young) appeared on the sea-lochs during 

 September. Otherwise we noticed nothing beyond the 

 most ordinary shore-birds, such as Herons, Curlews, Red- 

 shanks, Ring - dotterels, and the like. At the end of 

 September there was a conspicuous flocking or assembling 

 of small birds, remarked specially upon the 29th of that 

 month chiefly Larks, Titlarks, and Twites ; but another 



