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Pterodroma sp. 
Six birds identified as Pterodroma species were observed on the 
first three days of this portion of the cruise (see table). None were 
seen in flocks, and no directional trend was noted. 
White-rumped Storm Petrel: 
Eleven White-rumped Storm Petrels were sighted west of 165-16 W. 
longitude, n ar Johnston Island (see table). All were single birds 
which were probably wintering in this area. 
Red-tailed Tropicbird: 
( Phaethon rubricauda ) 
Pive birds of this species were sighted between the 25th and 26th of 
November several hundred miles from the nearest land. All were single 
birds which appeared to be milling about in the area. 
Blue-faced Booby: 
( Sula dactylatra) 
Four birds of this species were observed during this leg of the 
cruise. Two adult Blue-faced Boobies were seen on the 2lpth of November 
near Johnston Island. Two additional Birds, an immature and an adult were 
sighted on the 27th near Oahu. 
Red-footed Booby: 
( Sula sula ) 
Red-footed Boobies were observed in moderate numbers west of 16> 
longitude, near Johnston Island, and in lower numbers closer to Oahu- 
(see table). One inter-mediate phase adult was seen on the 25th. The 
remaining birds were either light phase adults or sub-adults with the ex¬ 
ception of one immature seen on the 27th near Oah$t. 
Great Frigatebird: 
(Fregata minor ) 
Fairly low numbers of birds of this species were sighted west of 
162 W longitude (see table). None were in flocks, and no direction 
of travel was noted for them. None were seen on the 27th of November as 
we approached the island of Oahu. 
r omarine Jaeger: 
( Swercorarius oomarinus ) 
Five Pomarine Jaegers were observed on the 27th, east of 160 
Wlongitude, as we approached the island of Oahu. Of the five observed, 
2 were dark phase, 2 were light phase, and I was of undertain color phase. 
One of the dark phase birds was an immature. No direction of travel 
was noted although three were following the ship on its northeasterly 
course. 
Skua : 
One Skua was sighted on the 2lith of November at a position of 17-36 N; 
19-06 W. Traveling in a southeastern direction. 
Sooty Tern: 
( Sterna fuscata ) 
Sooty Terns were seen in low to moderate numbers east of l f 6 W. 
longitude (see table). A high percentage of all the birds of this species 
observed were in searching or feeding flocks. One immature was spotted 
on the 26th of November with a mixed searching flock at a position of 
19-56 N: 162-11W. No directional trend was noted for any of these birds. 
