MOVEMENTS OF BIRDS IN SCOTLAND DURING 1900 135 

 CORVUS FRUGILEGUS (Rook). 



Shetland Dunrossness, Nov. 7, seventeen, passing S.E. Orkney 

 N. Ronaldshay, April 7, swarms all day. Sule Skerry, Dec. 28, 

 one. Argyll and Isles Tiree, Oct. 23, flocks. Skerryvore, May 

 13, flock going S. ; May 24, flock flying past, going inland. 



ALAUDA ARVENSIS (Skylark). 



Orkney Noup Head, Feb. 4, numerous all night, with Black- 

 birds. Sutherland Cape Wrath, March 4, at lantern. Tay Bell 

 Rock, Oct. 25, four at lantern; Oct. 31, all night, a few killed, 

 S.E., light haze and rain. Forth Isle of May, March n, about a 

 dozen, two killed (leg and wing sent). Tweed Chirnside, Feb. 10, 

 migrating flocks passing over. Rodono, May 7, a pair, seldom 

 seen even in summer, though a pair have nested occasionally. 

 Outer Hebrides Monach, Feb. 19, at lantern with Thrushes, 

 Blackbirds, Linnets, and Goldcrests ; rush of birds, April 16, in 

 swarms with Wheatears, Thrushes, and small birds ; Nov. 1 6, at 

 lantern with Thrushes, Blackbirds, etc. Island Glass, April 21-23, 

 all night with Wheatears. Argyll and Isles Skerryvore, Feb. 8, 

 eight on rock ; Feb. 23, large numbers with Thrushes, Meadow 

 Pipits, etc. ; March 22, at lantern, several killed, Thrushes, Field- 

 fares, etc. ; May 7, at lantern with Wheatears. Dhuheartach, Feb. 

 18-25, several with Thrushes ; March 23, in numbers throughout 

 the day; March 24, rush of small birds; April 19, numbers with 

 Pipits, etc. ; Oct. 2-9, many passing. 



Principal movements, Feb. 4, 19, 23 ; March 22-24 ; April 16-23 ; 

 Oct. 9-31. 



CYPSELUS APUS (Swift). 



Orkney Sule Skerry, Aug. 21 and 30, one. Moray Struy, 

 May 2 7. Dee Aberdeen, May 1 8, one ; Aug. 15, last. Tay Blair 

 Atholl and Perth, May 7. Auchinblae, Aug. 13, last seen. Forth 

 Linlithgow, May 2, pair. Doune, May 7. Edinburgh, May 4 ; Aug. 

 13, last seen. Tweed Halmyre and Chirnside, May 10, Aug. 30. 

 Cramilt, May n, single bird, seldom seen here; Sept. 29, one. 

 Outer Hebrides Flannan Isles, June 1 1, one. Argyll and Isles 

 Skerryvore, June 13, one died in window; June 26, two flying 

 past. Tiree, July 27, single bird, flying east. Clyde Beith, April 

 29, pair. Carmichael, May 7. Port Bannatyne, Sept. 7, one. 

 Solway Hoddam, May 7. 



Earliest, April 29, Beith ; latest, Sept. 29, Cramilt. 



CAPRIMULGUS EUROP^EUS (Nightjar). 



Dee Aberdeen, Aug. 15, two. Clyde Loch Fad, Bute, 

 April 23. 



