5 . 
Christens Inland Shearwater ( Puff inns natltivatatus ) 
Only one 
individual definitely "belonging to this species was reported, 
this bein" on Aoril 4. l\ T o specimens were collecbea. 
Newell’s Shearwater (Puff inns puffinus ) 
Two birds in April and 37 in May indicate an upsurge in the at sea 
copulation at the beginning of the breeding season. All of rnese oiras 
were within two hundred miles of Oahu. 
Bonin Island Petrel (Pberodroma hypoleuca ) 
A total of 25 birds were recorded in April and l6 in May. Of the 
total of lfl birds 23 were within the grid area. There were several birds 
that anoeared to be good Bonin Petrels in every respect, except nhao they 
had various amounts of black on the under parts amounting au times uo 
completely black bellys. These black bellied birds were observed only in 
April, but at such widely spaced times and localities that it is hard to 
believe they were all coated with tar or oil. -To specimens were collected. 
Bulwer's Petrel (Bulweria bulweria ) 
The total of 77 Individuals recorded in April represents a significant 
increase over March, while the 50 recorded in May indicates that the peak 
of migration probably occurred in April. Unlike Marcn where 5 7 percent o_ 
the ii-s- . . iduals recorded were within the grid area, only 09 percent in 
April and 2*5 nercent in May were recorded within one gmo. area, no soe^ime^iS 
were collected. 
Earcourt's Storm Petrel ( Oceanodroma castro ) 
An all time high of 4l individuals (35 outside the grid) were recorded 
in April, wuile 19 (as compared with 10 for March) were recorded in May. 
