ZL 
NUMBER OF BIRDS (THOUSANDS) 
260 
240 
220 
0 
1949 
1951 
Pacific Flyway 

1953 
NUMBER OF BIRDS (THOUSANDS) 
0 
1955 1957 1959 =—s-:1961 1949 =: 1951 1953 
Atlantic Flyway 
1955 1957 
YEAR | YEAR 
FIGURE C-3.--Trend in numbers of wintering brant, by Flyways, 1949-61. 

1959 
1961 
