r6 
Table 2 - Summer Brood Survey in the Northeastern States, 1955 - (123 Comparable Areas, Table 1) 
Percent of Change 
Total Broods Young Produced Average Brood Young 
Species 1955 1954 1955 1954 1955 1954 Produced Broods 
Black Duck 342 338 2186 2005 6.4 5.9 + 9.0 + 1.2 
Wood Duck 228 245 | 1502 1579 6.6 6,4 - 4.8 - 6.9 
Ring-necked Duck 36 33 226 214 6.3 6.5 + 9.1 + 5.4 
Mallard 78 71 560 429 7.2 6.1 +30.6 + 9.9 
Blue-winged Teal 19 23 107 155 5.6 6.7 -30.8 -17.4 

Total 703 710 4581 4382 6.5 6.2 + 4.5 - 1.0 


