White-tailed Tropicbird 
These birds were seen throughout the whole trip* Most of these 
birds were observed on the 23rd and 2Uth of June as we were approaching 
Guam* 
Blue-faced Booby 
Blue-faced Boobies were only observed on the 3rd and Uth of June* 
On the 3rd of June, two adults and one sub-adult were seen* Two of 
these birds were observed in a flock. On the Uth of June, one adult 
and one sub-adult were observed in a flock* 
Brown Booby 
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Brown Boobies were observed only on Majuro and Kwajalein. All 
were adults and they were seen just off or inside the atolls. Most 
of them were feeding. Two were observed to dive after fish from at 
least 50 feet above the water. At Kwajalein, four were observed sitting 
on bouys In the lagoon* 
Red-footed Booby 
Red-footed Bobbies were seen mainly around the Islands, Their 
greatest density was on the 5th of June when we were near Sand-Johnston* 
There were four adults and thirty-five sub-adults seen on this date} 
all adults were light phase. Other birds seen after the 5th of June 
varied between dark, light,.and intermediate phase* Most seen were 
sub-adults, but a few adults were also seen. 
On the 5th of June, ten sub-adult, orange-streamered boobies were 
seen. The streamers were all new and they showed up very well, even 
at a distance. No adult orange-streamered boobies were observed. 
Greater Frigatebird & Lesser Frigatebird 
Six Greater Frigates were observed. They were seen on the 3rd, 
Uth, and 5th ef June* Four of the six birds seen were adult females* 
Only one Lesser Frigatebird was observed. This bird was an 
adult female* 
Black-naped Tern 
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The Black-naped Tern was seen entirely around Majur® (at night), 
Kwajalein, and Eniwetok* They were not seen in large numbers on any 
of these atolls. 
During the daytime, care must be taken not to confuse these birds 
with the Fairy Tern at great distances. At night, care must be taken 
when identifying these birds by call* They have at least one call that 
is almost identical with one ©f the calls of the Sooty Tern. 
