Tennessee National Wildlife Refuge
Southeast Region
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Waterfowl Population Summary

Tennessee National Wildlife Refuge

Refuge Total

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
 
to
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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
238
582
673
865
5,528
7,888
9,424
5,784
5,961
Cackling Goose
25
25
400
400
200
200
400
White-fronted Goose
130
625
780
680
1,600
1,480
1,400
Snow Goose
3
18
21
110
50
41
20
110
Ross's Goose
5
1
14
4
9
15
Total Geese
238
585
851
1,537
6,818
9,032
11,269
7,493
7,886
 
Mallard
674
12,871
29,152
44,761
110,285
136,802
153,302
95,948
17,844
Black Duck
12
97
540
722
2,879
5,035
5,652
3,631
984
Gadwall
9,838
15,274
13,954
8,139
15,433
19,537
14,411
10,218
4,417
American Wigeon
4,193
4,940
3,238
4,737
5,489
5,045
6,220
5,265
2,172
Pintail
1,766
3,230
5,054
5,149
6,076
11,499
8,535
7,420
1,977
Green-winged Teal
824
2,092
7,154
8,064
6,200
9,895
10,879
7,586
8,190
Blue-winged Teal
10
Shoveler
640
243
950
650
1,001
1,563
1,770
1,955
593
Wood Duck
21
166
111
95
132
32
47
45
92
Unidentified Duck
Redhead
50
75
120
110
Ring-necked Duck
14
1,104
4,719
3,944
8,731
9,240
7,215
2,110
835
Canvasback
20
192
900
3,034
3,215
1,325
1,281
985
Scaup
20
45
1,643
1.421
2,283
2,047
437
637
820
Common Goldeneye
10
104
1,002
1,195
282
723
117
Bufflehead
2
593
816
1,278
1,134
509
606
660
Ruddy Duck
13
470
413
1,331
2,449
2,144
2,064
2,132
1,904
Hooded Merganser
8
168
1,238
1,007
2,453
1,604
1,422
772
115
Common Merganser
5
Red-breasted Merganser
12
16
35
237
49
6
Total Ducks
18,033
40,722
69,023
81,931
168,880
210,229
214,119
140,335
41,815
 
Bald Eagle (Adult)
3
11
11
14
40
27
39
33
29
Bald Eagles (Immature)
10
5
25
21
49
34
59
59
44
Total Bald Eagles
13
16
36
35
89
61
98
92
73
 
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
17,595
25,234
14,935
649
1,172
480
870
730
775
American White Pelican
1,210
705
430
200
3
25
270
233
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
Change from Last Year Survey During Same Period of Year (Geese)
NA
+11%
-35%
-29%
NA
+40%
NA
-33%
-12%
Change from 5-Year Average During Same Period of Year (Geese)
-58%
-23%
-28%
-36%
+73%
+52%
+47%
+24%
+9%
Change from 10-Year Average During Same Period of Year (Geese)
-60%
-28%
-32%
-31%
+56%
+27%
+38%
+23%
+50%
 
Change from Last Year Survey During Same Period of Year (Duck)
NA
-4%
+17%
-10%
NA
+5%
NA
-13%
-68%
Change from 5-Year Average During Same Period of Year (Duck)
+3%
+12%
+10%
-26%
-1%
+19%
+30%
+48%
-40%
Change from 10-Year Average During Same Period of Year (Duck)
+11%
+25%
+26%
-11%
+6%
+16%
+36%
+70%
-5%
 

 

Last updated: January 5, 2011