Aves.] 



SUBANTARCTIC ISLANDS OF NEW ZEALAND. 



581 



I did not see any large mobs of them, but solitary individuals were frequently on the 

 wing. It was not difficult to nearly approach one seated on a rock, and several 

 times I got within a few feet of an individual before it took flight. I obtained several 

 photographs in this way. 



Hah. —Auckland and Campbell Islands. 



Phalacrocorax colensoi, Buller. (Auckland Island shag.) 



Phalacrocorax colensoi, Buller, Birds of N.Z., ed. 2, ii, 1888, p. 160. 



This species, when adult, differs from P. campheUi by having the whole of the 

 under- surface, from the chin downwards, pure white. In P. campbelli there is a 



Fig. 22. — Gnoup of Shags (Plialacrocorux colouni), Auckland Islands. 



broad black band across the chest. Both species when immature are said to agree 

 in this respect. 



One of the most striking features of the voyage was presented during our pas- 

 sage down the Auckland Island coast. In the offing the sea was black in patches 

 with shags, and by aid of glasses or when sufficiently near to such a body we noticed 

 that considerable commotion was taking place. The birds were evidently feeding : 

 their food, whatever its nature, being scattered over wide areas, but evidently closely 



