Table III. - Brood Size, Goose and Brant, Alaska, 1951 ~ 1953 -- Ground Surveys 
Average Size and Number of Broods Observed 


1951 1952 1953 
Copper River - Canada Goose - 5.4 (12) 4.3 (31) 
Yukon Delta - Black Brant 3.4 (298) a Oe 2.8 (143) 
Cackling Goose 3.7 (123) - 4,5 (24) 

Table IV. - Brood Size, Ducks, Alaska - Ground Surveys - Average Size and 
Number of Broods Observed 195] - 1953 



Fort Yukon Minto Lakes Copper River Delta 
Species . 1953 1952 1953 1952 1953 
Baldpate 7.2 (51) 5.9 ( 8) 7.3 (38) - 8.1 ( 2) 
G-w. Teal 8.2 ( 8) 7.7 ( 7) 7.2 (18) - 6.0 ( 1) 
Mallard 7.4 (11) - 5.5 ( 8) 5.3 3) 6.1 (18) 
Pintail 6.6 (31) 5.8 ( 8) 5.6 (35) 5.0 (4 ) 5.5 (66) 
Shoveler 8.3 ( 7) 7.3 ( 7) 7.5 (12) 5.0 ( 1) 5.2 ( 4) 
Scaup 8.1 (24) 6.6 (46) 7.6 (106) - 6.5 (18) 

Table V. - Species Composition, Aerial Surveys, Alaska, 1952-1953 

Yukon-Kuskokwim Delta Percent in 1952 Percent in 1953 
Percent Identified 97 93 
Cackling Goose 31 41 
Black Brant T 10 
Emperor Goose 10 l2 
White -fronted Goose 10 3 
Pintail 4 11 
Scaup 10 2 
Scoter and Eider 14 7 
Others 13 7 
Copper River Delta 
Percent Identified 90 91 
Canada Goose 36 24 
Pintail 13 14 
Mallard 15 19 
Baldpate 7 9 
Shoveler 7 6 
Scaup 15 9 
Other 7 10 
Table V. - (continued) 
