Waterfowl Population Summary
Tennessee National Wildlife Refuge
Duck River Unit
Fall 2012/Winter 2013
| 11/1/2012 | 11/16/2012 | 12/1/2012 | 12/16/2012 | 1/1/2013 | 1/16/2013 | 2/1/2013 |
2/16/2013 |
|
to |
to |
to |
to |
to |
to |
to |
to |
|
| 11/15/2012 | 11/30/2012 | 12/15/2012 | 12/31/2012 | 1/15/2013 | 1/31/2013 | 2/15/2013 |
2/28/2013 |
|
| Tundra Swan | ||||||||
| Trumpeter Swan | ||||||||
| Total Swans | 0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Canada Goose | 261 |
585 |
640 |
997 |
1,795 |
1,983 |
2,436 |
695 |
| Cackling Goose | ||||||||
| White-fronted Goose | 60 |
60 |
300 |
760 |
1,000 |
1,200 |
1,350 |
|
| Snow Goose | 30 |
100 |
30 |
10 |
10 |
30 |
||
| Ross's Goose | 2 |
4 |
2 |
7 |
6 |
|||
| Total Geese | 323 |
675 |
1,044 |
1,789 |
2,812 |
3,199 |
3,816 |
695 |
| Mallard | 14,833 |
18,531 |
26,959 |
39,889 |
37,110 |
19,746 |
16,721 |
6,433 |
| Black Duck | 168 |
221 |
252 |
375 |
639 |
711 |
519 |
179 |
| Gadwall | 12,652 |
6,146 |
11,149 |
11,227 |
11,677 |
10,326 |
2,444 |
3,092 |
| American Wigeon | 2,320 |
741 |
3,228 |
1,755 |
3,156 |
3,456 |
1,967 |
508 |
| Pintail | 1,813 |
2,678 |
4,358 |
3,680 |
9,840 |
9,791 |
2,534 |
615 |
| Green-winged Teal | 7,722 |
4,963 |
5,085 |
4,927 |
8,652 |
1,673 |
384 |
275 |
| Blue-winged Teal | 4 |
|||||||
| Shoveler | 550 |
698 |
620 |
1,290 |
1,180 |
1,040 |
850 |
992 |
| Wood Duck | 92 |
40 |
15 |
10 |
29 |
12 |
25 |
8 |
| Unidentified Duck | ||||||||
| Redhead | 20 |
170 |
140 |
45 |
100 |
|||
| Ring-necked Duck | 1,878 |
323 |
1,660 |
800 |
2,920 |
2,703 |
1,902 |
3,051 |
| Canvasback | 50 |
815 |
900 |
1,045 |
334 |
548 |
748 |
|
| Scaup | 50 |
238 |
550 |
570 |
490 |
95 |
262 |
195 |
| Common Goldeneye | 15 |
12 |
6 |
6 |
||||
| Bufflehead | 1 |
310 |
293 |
190 |
303 |
483 |
254 |
179 |
| Ruddy Duck | 130 |
70 |
25 |
88 |
74 |
121 |
||
| Hooded Merganser | 184 |
735 |
608 |
401 |
453 |
36 |
30 |
5 |
| Common Merganser | ||||||||
| Red-breasted Merganser | ||||||||
| Total Ducks | 42,263 |
35,828 |
55,859 |
66,154 |
77,579 |
50,506 |
28,520 |
16,507 |
| Bald Eagle (Adult) | 15 |
4 |
3 |
13 |
11 |
20 |
13 |
15 |
| Bald Eagles (Immature) | 23 |
13 |
12 |
11 |
6 |
9 |
5 |
9 |
| Total Bald Eagles | 38 |
17 |
15 |
24 |
17 |
29 |
18 |
24 |
| Golden Eagles (Adult) | ||||||||
| Golden Eagles (Immature) | ||||||||
| Total Golden Eagles | 0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Common Loon | 1 |
|||||||
| American Coot | 49,090 |
990 |
2,430 |
1,170 |
1,000 |
5,119 |
5,166 |
|
| American White Pelican | 676 |
124 |
301 |
6 |
||||
| Sandhill Crane | ||||||||
| Survey Details | ||||||||
| Type | Aerial |
Aerial |
Aerial |
Aerial |
Aerial |
Aerial |
Aerial |
Aerial |
| Area Coverage | 100% |
100% |
100% |
100% |
100% |
100% |
100% |
100% |
| Date Conducted | 11/7/2012 | 11/19/2012 | 12/3/2012 | 12/17/2012 | 1/7/2013 | 1/23/2013 | 2/5/2013 | 2/19/2013 |
| Observer | Wheat |
Wheat |
Wheat |
Wheat |
Wheat |
Wheat |
Wheat |
Wheat |
