2o6 THE SCOTTISH NATURALIST 



there were five or six on the Isle of May, two on the Island of Noss 

 on 1 8th May and ten there on 25th May, six at North Unst on 

 23rd May, and one on Pentland Skerries on 7th June. Throughout 

 June and July a few Turnstones in fine plumage were to be seen 

 in Luce Bay. On 2nd July ten arrived on Pentland Skerries, one 

 in faded summer plumage was seen in Largo Bay on 12th July, and 

 from 22nd July to 17th September there are many records of 

 arrivals, the period of maximum movement falling between 27th 

 July and 4th August. The only record from inland localities is of 

 two young birds at Balgray on 12th September (i. 1915, 357). 



The Ruff, Machetes pugnax. — Single birds are reported from 

 the Beauly Firth on i8th August, Balgray on 27th August and 5th 

 and i2th September (i. 1915, 357); six at Kilburnie Loch on i6th 

 and one on 24th September (2. viii. 24), and Morton Loch (N. 

 Fife) on the last-named date. 



The Knot, Canutus camitus. — Is reported commonly up to the 

 end of March; on nth and 14th April Knots were numerous at the 

 Little Ross lantern, fourteen were at Whalsay Skerries on 25th 

 April, six in Largo Bay on 29th April and 3rd May, and four in 

 winter plumage there on loth May, and a flock of two hundred and 

 fifty on Luce Sands on 15th May. On 29th July a Knot in summer 

 plumage was seen on the Dornoch Firth, one or two "losing 

 summer plumage " on Luce Sands next day, and five at Fairlie (Ayr) 

 on 2nd August. Large arrivals took place between 14th August 

 and 29th September and are recorded from many stations, while on 

 5th December several were at the Little Ross lantern. 



The Sanderling, Calidris alba. — About a dozen in winter 

 dress were observed in the Dornoch Firth on 13th April; about 

 forty, "some in very white winter plumage, others in full breeding 

 dress," at St Andrews on 7th May, on which date, and again on 

 15th May, flocks of ten to thirty were seen in Luce Bay. 



On 29th July about thirty birds of the year are noted at the 

 Dornoch Firth, nine Sanderling on Luce Sands next day, seven 

 adults at the Dornoch Firth on 14th August, one at Lerwick on 

 12th September, and one at Invergowrie on 9th October. 



The Dunlin, Erolia alpina alpina. — A good deal of movement 

 is recorded from our Northern Isles from 8th May to 7th June, and 

 fifteen are reported from Pentland Skerries on i6th June, while a 

 " good many flocks " were seen on Luce Sands on 4th June. By 



