} 
TABLE B-16. - -Nesting pair and fall population estimates, California, 1963 and 1964 
Species 
Nesting pairs 
Fall population index 1 
1963 
1964 
1963 
1964 
Ducks: 
Dabblers: 
Mallard- 
29,490 
34, 680 
137,740 
156,490 
Gadwall- 
5,300 
3,410 
25,840 
22,850 
Cinnamon teal- 
4,380 
5, 230 
18,440 
24,280 
Shoveler- 
1,340 
590 
4,840 
3,160 
Pintail- 
5, 690 
4,500 
22,810 
17,530 
Subtotal- 
46,200 
48,410 
209,670 
224,310 
Divers: 
Redhead - 
4,990 
3,060 
22,190 
20,190 
Scaup- 
640 
1,430 
3,820 
8,870 
Ruddy duck- 
2,250 
2,440 
10,730 
13,630 
Subtotal- 
7,880 
6,930 
36,740 
42,690 
Miscellaneous- 
3,280 
2,560 
16, 550 
14,470 
Total ducks- 
57,360 
57,900 
262,960 
281,470 
Canada goose- 
2,410 
1,540 
25,710 
23,580 
Coots- 
26,980 
39, 350 
131,110 
190,740 
1 
Includes young and resident adults. 
TABLE B-17. —Aerial breeding-pair count on key 
production areas, Nevada, 1963 and 1964 
Species 
Ducks: 
Dabblers: 
Mallard- 
Gadwall- 
Cinnamon teal 
Shoveler- 
Pintails- 
Subtotal 
Divers: 
Redhead - 
Canvasback - - 
Ruddy duck - - 
Subtotal -- 
Unidentified- 
Total ducks 
1963 1964 
896 
1,225 
631 
745 
808 
1,184 
91 
163 
360 
481 
2,786 
3,798 
1,242 
1,450 
125 
78 
268 
1,066 
1,635 
2,594 
75 
245 
4,496 6,637 
Canada goose 
457 
527 
62 
