MOVEMENTS OF BIRDS IN SCOTLAND DURING 1900 145 



FRATERCULA ARCTICA (Puffin). 



Shetland North Unst, April 13, arrived; Sept. i, all left the rock. 

 Orkney Sule Skerry, April 7, first; Sept. n, last seen. Argyll 

 and Isles Dhuheartach, May 1 6, numbers ; several odd birds seen 

 a week ago. 



COLYMBUS ARCTICUS (Black-throated Diver). 

 Argyll and Isles Tiree, May 15. 



COLYMBUS SEPTENTRIONALIS (Red-throated Diver). 



Argyll and Isles Tiree, July 3, a pair on a freshwater loch. 

 Sohvay May 10, on Loch Skene. 



PODICIPES CRISTATUS (Great Crested Grebe). 



Forth North Berwick, Oct. 2, a $. Argyll and Isles Tiree, 

 May 22, two pairs in breeding plumage on loch. 



PODICIPES GRISEIGENA (Red-necked Grebe). 

 Sohvay Feb. 20, shot at Port Mary. ("Annals," 1900, pp. 



I 2O-I2 I.) 



PODICIPES AURITUS (Sclavonian Grebe). 



Orkney Sule Skerry, Dec. i, one. Argyll and Isles Tiree, 

 Oct. 15, on Favil. 



FULMARUS GLACIALIS (Fulmar). 



Sutherland July 10, seen "sitting" on the grassy slopes at 

 Cape Wrath ("Annals," 1901, p. 50). Dee Aberdeen, Oct. 12, 

 one picked up. Forth North Berwick, Nov. 17, caught alive after 

 storm; Nov. 24, picked up on beach. 



PUFFINUS ANGLORUM (Manx Shearwater). 



Argyll and Isles Dhuheartach, March 19, several; March 25, 

 in great numbers; April 27, great numbers passing; Aug. 23, in 

 numbers. Skerry vore, Aug. i, two. 



PROCELLARIA PELAGICA (Storm Petrel). 



Shetland North Unst, Aug. 22, about eighty. Orkney Sule 

 Skerry, Aug. 30, at lantern; Sept. 29, one caught; Oct. 20, at lantern. 

 Outer Hebrides Island Glass, Aug. 20, two at lantern. Argyll and 

 Isles Skerryvore, June 19, twelve, rare to see so many together so 

 early in the year. 



39 c 



