Tennessee National Wildlife Refuge
Southeast Region
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Waterfowl Population Summary

Tennessee National Wildlife Refuge

Big Sandy Unit

Fall 2010/Winter 2011

  10/16/2010 11/1/2010 11/16/2010 12/1/2010 12/16/2010 1/1/2011
1/16/2011
2/1/2011
2/16/2011
 
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  10/31/2010 11/15/2010 11/30/2010 12/15/2010 12/31/2010 1/15/2011
1/31/2011
2/15/2011
2/28/2011
Tundra Swan  
Trumpeter Swan  
Total Swans
0
0
0
0
0
0
0
0
0
 
Canada Goose
20
25
75
285
2,797
2,696
5,037
1,314
1,253
Cackling Goose  
White-fronted Goose  
125
80
80
300
260
60
Snow Goose  
3
10
10
25
Ross's Goose  
10
1
Total Geese
20
28
85
420
2,877
2,786
5,363
1,574
1,313
 
Mallard
50
734
7,368
14,834
29,797
46,620
45,678
2,731
358
Black Duck
1
15
152
194
639
1,828
1,357
108
69
Gadwall
440
1,708
1,365
1,700
3,089
4,665
3,519
120
118
American Wigeon
10
110
197
570
760
1,425
1,215
152
Pintail
250
100
435
Green-winged Teal
23
140
90
150
160
460
900
20
110
Blue-winged Teal
Shoveler
25
40
20
10
Wood Duck
4
10
Unidentified Duck
Redhead
Ring-necked Duck
14
4
700
2,020
4,175
5,520
4,670
295
250
Canvasback
90
1,180
1,060
660
85
285
Scaup
20
5
1,373
883
1,939
1,603
307
470
500
Common Goldeneye
10
86
947
1,171
200
536
105
Bufflehead
180
311
450
586
287
216
207
Ruddy Duck
13
270
273
1,069
1,647
1,831
1,824
1,923
1,829
Hooded Merganser
8
72
646
254
1,183
485
381
44
42
Common Merganser
4
Red-breasted Merganser
2
14
35
210
29
Total Ducks
579
3,062
12,391
22,175
46,291
67,588
61,462
6,700
3,883
 
Bald Eagle (Adult)
3
7
7
8
28
17
18
13
12
Bald Eagles (Immature)
1
3
8
6
13
6
21
21
24
Total Bald Eagles
4
10
15
14
41
23
39
34
36
 
Golden Eagles (Adult)  
Golden Eagles (Immature)  
Total Golden Eagles
0
0
0
0
0
0
0
0
0
 
Common Loon  
16
146
53
13
37
5
24
American Coot
1,395
2,434
1,160
259
565
120
220
120
235
American White Pelican  
66
Sandhill Crane  
 
Survey Details  
Type
Aerial
Aerial
Aerial
Aerial
Aerial
Aerial
Aerial
Aerial
Aerial
Area Coverage
100%
100%
100%
100%
100%
100%
100%
100%
100%
Date Conducted 10/18/2010
11/1/2010
11/19/2010
12/1/2010
12/17/2010
1/3/2011
1/19/2011
2/3/2011
2/16/2011
Observer
Wheat
Wheat
Wheat
Wheat
Wheat
Wheat
Wheat
Wheat
Wheat

 

Last updated: May 17, 2011