TABLE B-4.—Waterfowl breeding population index, in northern Alberta, northeastern British Columbia, Northwest Territories 
and Yukon, 1965 vs. 1964 
[in thousands] 
to 
Index for stratum (parenthetical number - 
previous designation) 
Total 
Percent 
change from— 
Species 
13(1.1) 
14(1. 2) 
15(2) 
06(3) 
07(4) 
08(5) 
09(6) 
10(7) 
11(8) 
12(9) 
05(10) 
1965 
1964 
1964 
Ducks: 
Dabblers: 
Mallard- 
167.2 
25.6 
47.3 
33.0 
36.9 
12.1 
3.1 
28.8 
8.0 
_ 
0.5 
362.5 
628.7 
- 42 
Gadwall-- 
36.8 
— 
0.6 
37.4 
10.2 
+267 
Widgeon- 
32.8 
29.9 
7.6 
30.4 
11.7 
5.3 
3.1 
42.0 
13.3 
1.8 
4.5 
182.4 
245.6 
- 26 
Green-winged teal 
9.6 
34.2 
1.1 
17.2 
2.9 
17.4 
1.2 
9.4 
1.6 
__ 
94.6 
172.1 
- 45 
Blue-winged teal 
17.6 
12.8 
1.5 
— 
— 
2.7 
34.6 
79.6 
- 57 
Shoveler- 
20.0 
21.4 
4.9 
9.2 
— 
14.8 
— 
— 
0.3 
_ 
70.6 
180.4 
- 61 
Pintail.. 
49.6 
8.5 
15.6 
25.1 
12.8 
5.3 
1. 1 
34.3 
34.0 
9. 9 
4. 3 
200.5 
212.8 
- 6 
Subtotal - 
333.6 
132.4 
78.6 
114.9 
64.3 
57.6 
8.5 
114.5 
57.2 
11.7 
9.3 
982.6 
1,529.4 
- 36 
Divers: 
Redhead - 
8.8 
— 
2.3 
11. 1 
50.1 
- 78 
Canvasback - 
8.8 
— 
13.8 
— 
— 
— 
0.5 
— 
3.3 
__ 
1.7 
28. 1 
57.9 
- 51 
Scaup - 
193.6 
200.9 
12.5 
324.6 
124.3 
43.1 
113.5 
355.8 
40.8 
39.7 
21.3 
1, 470.1 
1, 587.7 
- 7 
Ring-necked duck 
14.4 
17.1 
2.6 
12.5 
1.5 
5.3 
16.1 
-- 
0.4 
__ 
69.9 
54.4 
+ 28 
Goldeneye- 
37.6 
4.3 
8.8 
1.3 
8.4 
— 
— 
2.3 
1.9 
— 
0.8 
65.4 
69.7 
- 6 
Bufflehead- 
139.2 
51.3 
2.0 
20.5 
1.5 
6.8 
4.8 
— 
__ 
— 
0.1 
226.2 
150.8 
+ 50 
Ruddy duck- 
8.0 
— 
0.6 
8.6 
20.6 
- 58 
Subtotal- 
410.4 
273.6 
42.6 
358.9 
135.7 
55.2 
134.9 
358.1 
46.4 
39.7 
23.9 
1,879.4 
1, 991. 2 
- 5 
Miscellaneous: 
Scoter and Elder 
41.6 
21.4 
1.0 
124.0 
97.3 
8.2 
16.8 
225.8 
19.5 
113.6 
16.8 
686.0 
896.2 
- 23 
Oldsquaw- 
— 
— 
— 
38.2 
28.5 
— 
0.6 
70.8 
1.9 
17.9 
2.5 
160.4 
281.5 
- 43 
Merganser - 
14.4 
— 
0.3 
23.8 
39.9 
— 
0.6 
9.3 
1.4 
1.8 
0.1 
91.6 
84.4 
+ 9 
Subtotal- 
56.0 
21.4 
1.3 
186.0 
165.7 
8.2 
18.0 
305.9 
22.8 
133.3 
19.4 
938.0 
1, 262.1 
- 26 
Total ducks- 
800.0 
427.4 
122.5 
659.8 
365.7 
121.0 
161.4 
778.5 
126.4 
184.7 
52.6 
3,800. 0 
4,782.7 
- 21 
Geese: 
White-fronted goose 
3.8 
1.1 
4.9 
2.4 
+104 
Canada goose_ 
4.0 
— 
— 
1.6 
9.3 
— 
— 
1.9 
— 
0.6 
— 
17.4 
20.4 
- 15 
Swans- 
— 
— 
9.5 
2.5 
7.7 
0.8 
20.5 
17.8 
+ 15 
Coots -- 
4.7 
0.7 
5.4 
23.5 
- 77 
