Tennessee National Wildlife Refuge
Southeast Region
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Waterfowl Population Summary

Tennessee National Wildlife Refuge

Duck River 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
2
2
Trumpeter Swan
Total Swans
0
0
0
0
0
2
0
2
0
 
Canada Goose
218
557
598
450
2,279
4,422
3,777
3,821
4,083
Cackling Goose
25
25
400
400
200
200
400
White-fronted Goose
130
500
700
600
1,300
1,200
1,310
Snow Goose
8
11
110
50
13
20
110
Ross's Goose
5
1
3
9
15
Total Geese
218
557
766
987
3,489
5,472
5,293
5,250
5,918
 
Mallard
624
12,128
21,735
29,517
74,847
82,179
100,137
85,611
14,094
Black Duck
11
82
388
523
2,092
2,820
4,102
3,176
741
Gadwall
9,398
13,479
12,432
6,365
10,912
13,587
10,170
9,668
4,057
American Wigeon
4,183
4,830
3,038
4,137
4,569
3,480
4,985
5,043
2,148
Pintail
1,766
3,230
5,054
5,149
5,826
11,324
8,030
6,915
1,977
Green-winged Teal
801
1,952
7,064
7,914
6,040
9,335
9,979
7,516
8,070
Blue-winged Teal
10
Shoveler
640
243
925
640
931
1,539
1,750
1,955
583
Wood Duck
19
152
73
80
104
10
24
29
57
Unidentified Duck
Redhead
50
75
120
110
Ring-necked Duck
1,100
4,019
1,924
4,424
3,670
2,525
1,812
185
Canvasback
20
192
810
1,854
2,155
660
1,196
700
Scaup
40
270
538
344
444
130
167
320
Common Goldeneye
18
52
24
82
187
12
Bufflehead
2
413
505
828
548
222
390
453
Ruddy Duck
200
140
262
802
313
240
209
75
Hooded Merganser
96
592
753
1,270
1,109
1,021
728
73
Common Merganser
1
Red-breasted Merganser
10
2
27
20
6
Total Ducks
17,452
37,554
56,395
59,212
115,015
132,565
144,077
124,608
33,655
 
Bald Eagle (Adult)
4
4
5
12
10
19
18
17
Bald Eagles (Immature)
9
1
17
14
35
27
37
37
19
Total Bald Eagles
9
5
21
19
47
37
56
55
36
 
Golden Eagles (Adult)
Golden Eagles (Immature)
Total Golden Eagles
0
0
0
0
0
0
0
0
0
 
Common Loon
American Coot
16,200
22,800
13,775
390
607
340
590
520
American White Pelican
1,210
705
430
200
3
25
270
167
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: December 7, 2009