273 



The Black Tern {Hydrochelidon nigra). Single birds seen at Quorn 

 (Leicester) on July lltli, on the S.E. Suffolk coast on the 

 15th and 29th, at Frensham (Surrey) on the 31st, and at Tring 

 (Herts) on August 14th ; ten seen at Sizewell (Suffolk) on 

 July 31st and August 7th ; six at Frensham on August 15th ; 

 and nine on the S.E. Suffolk coast on the 18th and 31st. 



The Whiskered Tebn {Hydrochelidon hyh-ida). An adult, clearly 

 identified at HoUesley Bay (Suffolk), September 16th and 17th. 



The Caspian Teen {Sterna caspia). One seen, Breydon (Norfolk), 

 August 9th. 



The Little Tern {Sterna minuta). Few passing on Suffolk coast, 

 August 30th ; decrease, N. Norfolk coast, 2nd week in September ; 

 four seen, Tring (Herts), September 4th ; one or two passing, 

 Dungeness (Kent), September 10th and 11th j one seen, Marbury 

 Mere (Cheshire), September 11th and 12th ; few passing, Suffolk 

 coast, September 18th. 



The Bl,ack-headed Gujol {Larus ridibimdus). Six seen, Frensham 

 (Surrey), July 31st, and Tring (Herts), September 4th ; five flying 

 W. at Tring, September 18th. 



The Common Gull {Larus canus). Two or three seen, Delamere 

 (Cheshire), September 10th ; one at Northwich (Cheshire), 

 September 12th ; a few on River Dee (Cheshire), September 

 19th and 20th ; large numbers on Halkin Mountain (Flint), 

 October 1st. 



The IIerring-Gull {Larus argentatus). Large southward movement 

 from breeding-haunts at St. Bees, noted at Ravenglass (Cumber- 

 land) on July 23rd and 24th ; two flying W., Oakamoor (Staf- 

 fordshire), July 31st; one flying S., Rickmansworth (Herts), 

 August 31st. 



The Great Black-backed Gull {Larus marinus). Ten flying S.W. 

 over Rickmansworth (Herts), August 15th ; many flying S. past 

 Scarborough (Yorkshire), September 26th. 



The Lesser Black-backed Gull {Larus fuscus). Six flying N., 

 Scarborough (Yorkshire), August 31st ; thirty to forty seen at 

 Tring Reservoir (Herts), left to the S.W., September 4th ; one 

 flying S.W. at Tring, September 18th; a few dying S. past 

 Scarborough, September 26th and 30th. 



The Glaucous Gull {Larus glaucus). First seen, Lerwick (Shetland), 

 September 15th ; one seen, Isle of May (Fife), October 14th. 

 , The Iceland Gull {Larus leucopterus). One seen, N. Unst (Shetland), 

 September 20th. 



The Great Skua {Megalestris catarrhactes) , Single birds seen at 

 Isle of May, July 14th and October 3rd, oft' the Bell Rock (Fife), 

 October 3rd, and off Scarborough (Yorkshire), October 21st. 



The Pomatorhine Skua {Stercorarius pomatorhinus) . One seen oft" 

 Scarborough (Y^'orkshire), October 13th. 



