Table 23.--Chronology of bandings of mallard locals 1/ 
Year 
Number banded 
1920-29 
42 
1930-39 
137 
1940-49 
614 
1950 
646 
1951 
887 
1952 
895 
1953 
1659 
1954 
4431 
1955 
4386 
1956 
7558 
1957 
15509 
1958 
17827 
1959 
5230 
1960 
3899 
1961 
4397 
1950-61 
67324 
Total 
68117 
If The term "local" was not used to identify flightless young 
until 1950 and was not generally used until 1954. Thus, totals 
given here do not include many flightless young banded before 
1954 because they could not be specifically designated as such. 
96 
