101 



THE SEDGE-WARBLER. 



Acrocephalus phragmitis (Bechst.). 



Small parties reached this country during the second week 

 in April, but, with the exception of a single bird seen in 

 Norfolk on April the 2nd, all the earliest records were from 

 Kent. 



During the latter half of April a few were seen in the 

 south-eastern and eastern counties, but the largest numbers 

 were reported from the south-western and western counties. 

 On April the 21st one was recorded from the Isle of Man; on 

 the 23rd, two from Devon and four from Dorset ; on the 

 24th, two from Somerset and a few from Worcester. 



On the 26tb they had reached the eastern counties, as they 

 were reported from Saifolk and Norfolk, and there was a 

 decided increase in the latter county on the 27th. On the 

 same day they had also reached Glamorgan and Merioneth, 

 and were recorded from Cheshire and Yorkshire on the 28th. 



During the first week in May small parties had evidently 

 arrived, as increased numbers were reported from most of the 

 southern counties. 



T\xQ first large immigration reached our shores on May the 

 Gth, and was reported from the Cornish, Hants and Kent 

 lights ; probably a portion of the birds passed on, as some 

 were reported from the Norfolk lights. 



This large 'wave' spread across England and Wales, from 

 Kent in the south-east to Cardigan and Cumberland on the 

 west and north-west. The birds in the southern counties 

 must have passed quici<ly northwards, as a decrease was 

 noted in Wilts and Kent on May the 7lh. 



A second innnigration reached the Cornish lights on the 



