124 REPORT ON THE MIGRATION OF BIRDS. 



Arklow South Lightship. — March 10th, a flock; 26th, seven. 

 During April flocks at intervals, especially towards end of month. 

 In May two to seven passing at intervals in various directions. 

 During June, July, August and September a few Gannets seen 

 frequently. In October less common. 



Arklow North Li ght -ship. ~ Ga^nnets noted at intervals during 

 April, May, and June ; May 1st and 12th, flocks continuous. 

 Flight generally N.E. September, flocks at intervals. 



Kish Bank Light-ship. — Three entries of Gannets in May, 

 one in June, and one in July ; direction of flight difterent in each 

 case. Oct. 3rd, six flying S.W. Nov. 23rd, flocks from 10 a:m. 

 to 4 p.m. going to S.W. 



Copeland Island. — Gannets remain about the island all the 

 year. In August this year large numbers fishing in vicinity. 



South Maidens.— T-^o entries of Gannets in April. Oct. 20th, 

 two seen. 



Rathlin Island. — Foui'teen entries occur in schedule between 

 March 28th and June 17th ; in eleven the direction of flight was 

 entered, and in all it was towards the west, and seemed in- 

 dependent of the weather. On April 13th, 19th, 21st, May 4th, 

 7th, 12th, 13th, 23rd, and June 2nd the flocks were passing all 

 day. During August foui* entries occur, but direction of flight is 

 not given. One entry in October. 



Innishtrahull. — Jan. 8th, four Gannets ; Avind strong S.W. 



Lough Swilly.— May 1st, 20th, and July 30th, a few noted. 



Tory Island.— lso\. 13th, two going E. ; noon. 



Arranmore. — March 9th and 26th, four to six passing all day. 

 Oct. 14th, twelve. 



Rathlin 0'Birne.—k])Y\\ 6th and 18th, a few. May 14th and 

 18th, continuous flock all day going S. In June Gannets around 

 island at intervals. Sept. 9th, 19th, a few. Oct. oth and 6th, 

 hundreds; most left about Oct. Uth. 



Killyhegs. — April 9th, two; 12th, about thirty, usually in 

 pairs. Aug. 14th, Gannets leaving. Gannets begin to arrive in 

 June, sometimes earlier, and mostly leave in September; then- 

 movements are very uncertain. 



Oyster Island, North. — Gannets noted at intervals from April 

 5th to 18th. 



Blackrock, Mayo. — To be seen nearly every day during Sep- 

 tember and October. 



