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Juan Fernandez Petrel & White-necked Petrel 
Most of the Juan Fernandez Petrels were seen within the first 
three days* Most of these birds were observed on the 3rd of June, 
and most of these were present in flocks* All of these birds appeared 
to be in some stage of moult* 
Only two White-necked Petrels were observed for the entire trip* 
Both of these birds were seen on the 6th of June* One of them was in 
a small feeding flock* Moult was also noticed on these birds* 
Bonin Island Petrel & Black-winged Petrel 
All fifteen Bonin Island Petrels were observed within six days out 
of Honolulu* Most of them were heading north or in a generally northern 
direction* The greatest density of these birds was seen on the 6th of 
June* Most of them were heading in a generally northern direction* 
This may indicate these birds were heading back to the Leeward Islands 
to breed* 
An additional 63 birds were identified only as Pterodroma hypoleuca * 
Most of these were observed on the first eight days of the trip* The 
greatest number observed (19) were seen on the 7th of June* Probably 
most of the birds in this classification were Black-winged Petrels and 
a few Bonin Island Petrels* 
Bulwer* s Petrel 
Bulwer 1 s Petrels were seen throughout the entire trip* Their 
greatest numbers were observed just out of Oahu and between Kwajalein 
and Guam. Around Guam, these birds followed in the wake of the ship* 
Often there would be one or two of them flying back and forth across 
the wake. 
Shearwater-Petrel Group 
Most of the birds seen in this group were observed on the 9th of 
June<> Fifty were seen in a large flock* Probably most of these birds 
were Wedge-tailed Shearwaters, but they were too far away to identify 
accurately* 
Storm Petrel Species 
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On the 2f>th of June, six Storm Petrel species were observed* 
These birds were small, all dark and had very broad wings in comparison 
to the body size* Most of these birds were seen following the wake of 
the ship* One White-rumped Storm Petrel was seen on the 3rd of June© 
Red-tailed Tropicbird 
All of the Red-tailed Tropicbirds were observed during the first 
half of the trip* None of this species were observed after the 9th of 
June* None of these birds were in their M pink f * phase* The greatest 
number of this species (6) were seen on the Uth of June* 
