1920.] Ornithology of the Island of Texel. 367 



probably had already migrated. Vaughan remarks that the 

 former was said to occur, but he could not obtain any 

 evidence of it, while the latter bred in 1914. Leege-Juist 

 records the Marsh- Warbler on Texel only ; fairly common 

 at Waalenburg and in the wetter part of the dunes at the 

 north end. 



Sedge-Warbler. 



" Rare as a breeding species, common on migration " 

 (D.). " Single pairs breed on Texel ; not recorded from the 

 other islands " (L.J.). 



Grasshopper- Warbler. 



"Bred in 1913'' (V.). Heard near the dunes in 1909 

 by Mr. Davies. " Breeds on Juist, one of the Uerman 

 North Sea islands" (L.J.). 



Hedge-Sparrow. 



" Breeds " (Th.), "but rather rare " (D.). " Single pairs 

 breed in the park at Den Burg, absent from the other 

 islands'' (L.J.) . 



Great Tit. 



Heard once in August in Oosterend. " Not common as a 

 breeding species, commoner as a migrant " (D.). " Breeds " 

 (Th,). "Not common; absent from the other islands" 

 (L.J.). 



Blue Tit. 



Odd birds on several occasions in August in the gardens 

 at Oosterend ; an increase of migrants (with Goldcrests) 

 noted on 24 September. "Status as last" (D. & L.J.). 

 "Breeds" (Th.). 



Marsh-Tit. 

 "Breeds" (Th.). 



Wren, 



One in the old duck-decoy on 31 August. " Cominon as 

 a breeding species" (D.). "Breeds" (Th.). "Fairly 

 common also on Terschelling and Schiermonnikoog " (L.J.). 



