
Wood Duck Broods and Young Per 100 Miles of Comparable Stream 
Transects - Indiana, 1950 through 1957 
>. 
70 -| an 
on iv © Swe —& 700 
600 

5 im 
4 Wet ee ed ee te to 
i 300 
; 7 . ae . ‘ ' * i F . ; : ; | Fe! 



Year 1950 1951 1952 1953. 1954 1955 1956 1957 
Brds. / | 
100 Mi. 59.2 64.2 72.3 63.6 62.6 39,2 46,2 52.5 
Ave. Brd., 
Size * - tal 7.1 8.8 8.3 8.6 3 8.9 
Yng. / 
100 Mi. : 456 513-560 516337 337 467 
sl), 
Pp 
Average brood size determined from whole counts only. 
Broods per 100 miles of transect. 
Ran DERE epee Spe eee ONE) Young per 100 miles of transect. 
96 
