h 
Sooty Tern con’t . 
of terns was distributed throughout the northern half. Nearly 70 percent 
of the total were encountered on 10 July in the northern-most part of the 
# 
grid east of Sand-Johnston. 
Gray-backed Tern (l) 
This single individual was collected on 10 July in the northern part 
of the grid from a scattered flock of Sooty Terns. This represents one 
of the few individuals taken at any great distance from land. 
Prepared by Richard S. Crossin 
r* 
r 
, / 
