32 STUDIES IN BIRD-MIGRATION 



September and 2nd and 3rd October, and on the night 

 of 17th to 1 8th October. 



Phylloscopus collybita, Chiffchaff. — At the lantern 

 with other species on 3rd October. One was captured 

 at 3 A.M. 



Phylloscopus trochilus, Willow- Warbler. — Was 

 moving southwards during the daytime on 19th, 20th, 

 and 22nd September ; and on the early morning of the 

 25th was flying around the light, when several examples 

 were killed. Came on board freely, but singly, in the 

 daytime, and on leaving went south-south-west. 



Hypolais icterina, Icterine Warbler. — One came 

 on board on the afternoon of 22nd September, and 

 allowed an inspection at close quarters before it quitted 

 the ship for the coast of Kent. 



Motacilla lugubris. Pied Wagtail. — A few were 

 moving to the south-south-west, during the daytime, 

 late in September ; but the bird was chiefly observed 

 migrating to the south-east and south-south-east, towards 

 the coast of the Continent, between daylight and 10.30 

 A.M. on 1st, 7th, 14th, and i6th October. 



Motacilla flava. Blue-headed Yellow Wagtail. — 

 A fine adult male, in newly assumed winter plumage, 

 was captured on the ship at 3.30 p.m. on 22nd September, 

 a great date for diurnal movements. 



Motacilla raii. Yellow Wagtail. — One alighted 

 on the deck at i p.m. on 22nd September, remained a 

 few moments, and then flew south-south-west. Many 

 other species were moving southwards at the time, and 

 probably other representatives of this species. 



Anthus pratensis, Meadow-Pipit. — This, onp of 

 the most frequent migrants, was observed passing on 

 seventeen days. The main line of flight for emigrants 



