WOOD DUCK BROODS AND YOUNG PER 100 MILES 
OF COMPARABLE STREAM TRANSECTS, INDIANA, 1950-1955 
70 
o 60 600 
5 e 
S 59 3 
uM 5008 
Y a a] 
Ay a) 
@ 
3 A, 
tala] 
5 =e 400 4 
= a 2 
Ds 
30 _300 

Year 
i 19s2_| 1953 a 1955 
Broods/100 
Miles 
Average 
Brood Size No Data 
Miles 
NOTES: a 2 Determined from whole counts only: 
337 
Broods per 100 miles of transect. 
Young per 100 miles of transect. 
Figure 2. 
