BIRDS 53 



149.~COMMON POCHARD. Nyroca ferina ferina (L.). 



Winter visitor, fairly common, but irregular in occurrence and distribution : 

 occasionally breeds in Anglesey and Merioneth. 



Li Anglesey three were seen onlJyn-y-parc, above Beaumaris, 

 16th ApriJ, 1907, by Mr. H. King, while on 23rd June, 1910, 

 JMr. C. Oldham saw two males and a female in company on 

 Presaddfed Lake. Mr. G. Bolam states that he saw a brood 

 of young with their mother on Bala Lake, 8th June, 1906, 

 but they afterwards disappeared. 



150.~rERRUGIISrOUS DUCK. Nyroca nyroca (Gtild.). 



Rare visitor, recorded in Montgomeryshire and Carnarvonshire. 



In addition to the two Montgomery.shire examples, Mr, C. 

 Oldham records in British Birds, VIII., 120, an adult male 

 seen on the shallow pools at Afonwen, 27th August, 1914. 



151.— TUFTED DUCK. Nyroca fuligula (L.). 



Winter visitor, not very common anywhere in the district ; breeds in 

 Anglesey and Merioneth. 



In Anglesey Mr. H. King reports numbers every winter, while 

 one pair breeds annually on Llyn Bodgolched, Beaumaris. 

 A drake which he saw on a i)ool near Gaerwen, 11th May, 

 1907, when disturbed always returned to the same place. Mr. 

 C. Oldham observed a pair on Tal-y-llyn Lake, 29th September, 

 1913. Mr. G. Bolam states that on Bala Lake one or two 

 pairs nested in 1906 and the yoimg were hatched but not reared 

 to maturity. 



152. — SCAUP DUCK. Nyroca marila marila (L.). 



Winter visitor, not uncommon on flat coasts ; rare on fresh water. 



Mr. F. C. Coburn shot a female at Capel Curig in November' 

 1909. The stomach of a male shot on the Dee estuary, 14th 

 November, 1888, and examined by Dr. R. Newstead, contained 

 cockle-shells. 



