MOVEMENTS OF BIRDS IN SCOTLAND DURING 1892 163 



Argyll and Isles Tiree, L. lapponica last seen April 1, passing Sept. 



6. L. cegocephala, May 29, one ; June 19, two. 



Numenius phceopus (Whimbrel). 



Shetland . . Dunrossness, last seen Oct. 3. 



Tay . . . Tayport, Aug. 31. 



Outer Hebrides Barra, April 12 ; Rodel, Harris, April n. 

 Argyll and Isles Tiree, April 28; May 7, flocks passing north; 



Aug. 25, flocks passing south. 



Sterna (Terns). 



Pentland Skerries, S. fluviatilis (Common Tern), 



May 10. 

 Glenlivet, S. fluviatilis. May 13. 

 Arbroath, S. fluviatilis, May n, Oct. 1. 

 Butt of Lewis, May 24, " Terns " come to breed ; 



Rodel, June 7. 

 Argyll and Isles Tiree, S. minuta (Little Tern), May 11, one; 



plentiful by May 15. Skervuile, Jura, 



" Terns," May 1 7 ; Arctic Tern, May 9. 



Orkney 



Moray 



Tay . 



Outer Hebrides 



Shetland 



Larus glaucus (Glaucous Gull). 



Dunrossness, Oct. 9, one, flying north-west ; on 

 Oct. 26, seven, passing south, in single birds 

 and in pairs : wind N.W. by W. Sumburgh 

 Head, Nov. 8, two. 

 N. Ronaldshay, Nov. 10, single birds in mature 

 plumage. 

 Argyll and Isles Kerrara, March 3, one shot. 



Orkney 



Shetland . 



Orkney 



Sutherland 



Outer Hebrides 



Larus leucopterus (Iceland Gull). 



One in Grutness Bay, Oct. 13. 



N. Ronaldshay, Jan. 3; Foula, Jan. 12. 



Sandside, Caithness, Jan. 23; Thurso, Dec. 

 1 1 , two shot. 



Stornoway, one shot in January, one May 20, 



and one seen May 23 ; seen also from July to 



September, and supposed to have remained all 



summer. Monach L.H., one seen April 28. 



ARGYLL and IsLl - Inverary and Poltalloch, Feb. 4 ; the latter 



specimen immature. 



Stereorarius (Skua). 



ORKNi . . Single birds identified as .V. pomatorhinus 



(Pomatorhine Skua) seen at Stromnos Point, 

 Nov. 5, Dec. 29; S. crepidatuSy Richardson's 

 Skua, common in N. Ronaldshay after Aug. 3. 



