178 



THE LESSER BLACK-BACKED GULL {Larus fnscus). 



March 15th. Pevensey (Sussex), flocks passing. 



„ 18th. Erskine Ferry (Clyde), first seen. 



„ 22nd. Greenock (Clyde), plentiful. 



„ 24th & 26th. Otterburn (Northumberland), several passing. 

 April 12th. Marbury (Cheshire), one seen. 



„ 21st. Bowdon (Cheshire), several passing. 



,, 27th & 30th. Bowdon, three passing. 

 May 30th. Hornsea (Yorkshire), three passing. 



