Birds of Heligoland. 25 



292. Tringa maritima. 

 Principally a winter visitor. 



293. Tringa subarquata. 



Very rare; a few young every autumn. 



294. Tringa alpina. 



Seen all the year round, except in June and July. 



295. Tringa minuta. 



Only once seen in spring, common every autumn, mostly 

 young, from the beginning of August to the middle of 

 September. 



296. Tringa temmincki. 



Very rare in spring, commoner in August and September. 



297. Tringa arenaria. 



Passes over in spring and autumn. 



298. Strepsilas interpres. 



Rare in spring, commoner in autumn. 



299. Tringa platyrhyncha. 

 Half a dozen shot in May 1855. 



300. TOTANUS PUGNAX. 



Passes over in spring and autumn. 



301. Tringa rufescens. 

 One shot in May 1847. 



302. Phalaropus fulicarius. 

 Very rare, principally in autumn. 



303. Phalaropus hyperboreus. 



One shot in November 1837, two during the next quarter 

 of a century, and a fourth in May 1870. 



304. Rallus aquaticus. 



Caught in small numbers every year. 



305. Crex pratensis. 



Not uncommon, principally in May and September. 



306. Crex porzana. 



One in May and a couple in August on an average. 



