2S2 THE SCOTTISH NATURALIST 



at the Butt of Lewis on 26th September, and a "fair number" were 

 still there on 9th October. 



The Common Gull, Larus canus canus. — A " great many " 

 were seen near Pitscottie (Central Fife) on 7th March, and there 

 were a "few arrivals" at Fair Isle, on iSth April. On 24th August 

 " many arrivals " reached Fair Isle, and this station records further 

 influxes on 9th and 24th September, and 6th and 21st October. 



The Lesser Black-backed Gull, Larus fuscus. — " Odd birds " 

 were seen occasionally at Corsemalzie in February and early 

 March, and there are records from Fair Isle on nth, 21st and 

 28th February. First seen at Erskine Ferry (Clyde) on 14th 

 March (2. vi. 88), and thereafter recorded from various places in 

 the same area, in all probability our British Z. /. affinis returning 

 to breed. One was seen on North Unst on 9th April. Last 

 seen at Butt of Lewis on 6th October, two or three on Loch 

 Leven (Kinross) on 24th October, and occasionally at Corsemalzie 

 in October and November. 



The Glaucous Gull, Larus glaucus. — Small numbers are 

 reported pretty steadily from our Northern Isles and less often from 

 the Outer Hebrides up to 24th February. Single birds at Port of 

 Ness (O.H.) on 2nd March (i. 1915, 79), Fair Isle on 3rd and 

 1 8th March and North Unst on 29th March. First seen at North 

 Unst on 2 1 St September, the Butt of Lewis on 2nd October and 

 Fair Isle on 29th October. From this time to the end of the year 

 a few are noted regularly from our Northern Isles and occasionally 

 from the Outer Hebrides, and from Tarbatness varying numbers are 

 recorded between loth and i6th December (i. 19 15, 69). 



The Iceland Gull, Larus hucopterus. — A few are noted from 

 the Outer Hebrides and Shetland up to 23rd February, and single 

 birds at Rattray Head on nth January and loth February, Lerwick 

 on 19th and 27th April, and the Flannans on 15th May. First 

 reported from Fair Isle on 19th October, the Flannans on 29th 

 October and Whalsay Skerries on 9th November. After this a 

 few are noted at our more northern stations up to the end of 

 the year. 



The Kittiwake, Rissa tridactyla tridactyla. — Arrivals at 

 breeding haunts are recorded between 4th and 26th March; there 

 were a good many immature Kittiwakes in Largo Bay on 29th 



