484 THE \ZOOLOGIST. 
I have’ seen it all along the coast; but it is most plentiful in 
April in Dublin Bay, where it remains till about the 10th or 
12th of May. rect ners) 
Buack-THRoATED Diver.—The  searcest of the three~ Divers. 
I have ‘twice met with it in winter, but it is'!more frequent in 
spring.’ On'the 13th May, 1876, I got a long shot at onesam full 
summer plumage, but it escaped through the ‘wire: cartridge 
balling: On the 2lst April, 1877, when walkimg: towards: the 
Lighthouse; one rose beside me within tem yards, not showing 
any! alarm, and continued to dive and rise im nearly the same 
place for some time. This bird had the black throat, andovas in 
splendid plumage. I ‘saw it almost every day a5 ten it: after 
this about the mouth of the Liffey. doin 
Great NorrHEerRN Diver.— A regular winter visibory bowtjtlike 
the others, a larger number are seen on their northern passage. 
The number is somewhat regulated by the wind; the more easterly 
and the stronger it is, the more numerous: this: and the: other 
Divers are in Dublin Bay in the spring. t [eitraq 
Guittemor.—I have met with this bird in Marchoccasionally, 
but in April and May it is fairly numerous, generally remaining 
about Dublin Bay until it has assumed the chocolate head, when 
it departs for its breeding haunts. | During ‘summer. scarcely 
any are to be met with nearer than Lambay, where a:few may be 
seen.’ ‘They again appear on their autumnal migration. 
Buack Gurtemor.--A few breed round Howtli Head. | T have 
seen from ‘two to five pairs there every year, but in 1878 Donly 
noticed one pair. I have also seen them in’ Dublin) Bay in 
autumn and winter in small flocks. \wotr 
RazonpisL.—More numerous in spring than anyother time. 
In April and May flocks of from twenty to thirty may sometimes 
be seen onthe Liffey, from the Pigeon-House Fort: down to its 
mouth, and also outside. A few stay all summer. }:)'There is an 
increase in their numbers in autumn, but not so great ‘as imispring. 
T ‘have obtained. one or two: every month through. thei twinter. 
East winds and frosty weather always bring them ins! ))i0/9 6 
Purrin.—I have only once or twice seem this: bird off the 
' Dublin'-coast;: and always in ‘the’ spring. The! few I: have seen 
were always north of Howth, near Lambay. 19 
‘Cormorant.— Disappears almost’ entirely sim April, ities 
only stragglers ‘are met with, until. September, after which they 
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