Tennessee National Wildlife Refuge
Southeast Region
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Waterfowl Population Summary

Tennessee National Wildlife Refuge

Refuge Totals

Fall 2006/Winter 2007

  10/16/06 11/1/2006 11/16/06 12/1/2006 12/16/06 1/1/2007 1/16/2007 2/1/2007 2/16/2007 3/1/2007
  to to to to to to to to to to
  10/31/2006 11/15/2006 11/30/2006 12/15/2006 12/31/2006 1/15/2007 1/31/2007 2/15/2007 2/29/07 3/16/2007
Tundra Swan                    
Trumpeter Swan                    
Total Swans 0 0 0 0 0 0 0 0    
 
Canada Goose 362 593 785 3,109 3,555 3,460 4,012 2,279    
Brant                    
White-fronted Goose     320 200 200 350 370 300    
Snow Goose       50 50 92 21 6    
Ross's Goose   2   2            
Total Geese 362 595 1,105 3,361 3,805 3,902 4,403 2,585    
 
Mallard 2,480 9,756 28,731 85,021 77,303 86,028 48,536 57,053    
Black Duck 11 242 698 2,877 3,675 2,987 2,995 1,405    
Gadwall 16,362 8,622 7,440 22,792 17,073 11,174 13,102 4,954
American Wigeon 1,937 3,220 1,415 4,349 3,004 5,522 5,514 312
Pintail 415 2,989 1,170 7,300 5,759 6,470 9,024 4,557
Green-winged Teal 1,810 3,999 5,760 5,031 7,728 8,467 6,669 675
Blue-winged Teal 20              
Shoveler 40 113 70 35 180 282 350  
Wood Duck 59 145 110 85 4 85 67 6
Unidentified Duck                
Redhead     25 45 25      
Ring-necked Duck   1,050 1,162 2,605 10,170 4,710 2,580 2,520
Canvasback   830 570 900 770 875 210 647
Scaup   239 300 1,872 964 1,333 444 230
Common Goldeneye     3 41 197 65 32 199
Bufflehead   1,274 508 1,148 1,167 599 348 311
Ruddy Duck 50 153 730 1,823 2,050 1,303 1,570 235
Hooded Merganser 10   720 1,988 1,469 81 285 30
Common Merganser         10     42
Red-breasted Merganser     80 262 183 56 116  
Total Ducks 23,194 32,632 49,492 138,174 131,731 129,957 91,842 73,176
 
Bald Eagle (Adult) 4 2 3 15 21 18 12 9
Bald Eagles (Immature) 1 6 6 9 18 12 21 12
Total Bald Eagles 5 8 9 24 39 30 33 21
 
Golden Eagles (Adult)                
Golden Eagles (Immature)                
Total Golden Eagles 0 0 0 0 0 0 0 0
 
Common Loon   55 21 61 82 45 21  
American Coot 14,824 22,310 690 1,958 1,175 2,510 2,115 200
American White Pelican   1,020 340 80 100      
Sandhill Crane         11      
 
Survey Details                    
Type Aerial Aerial Aerial Aerial Aerial Aerial Aerial Aerial Aerial Aerial
Area Coverage 100% 100% 100% 100% 100% 100% 100% 100% 100% 100%
Date Conducted 10/20/2006 11/3/2006 11/20/2006 12/8/2006 12/18/2006 1/8/2007 1/19/2007 2/5/2007    
Observer Wheat Wheat Wheat Wheat Wheat Wheat Wheat Ferrell Wheat Wheat
Change from Last Year Survey During Same Period of Year (Geese) -33% -39% -17% 53% 7% 5% 10%      
Change from 5-Year Average During Same Period of Year (Geese) -41% -33% -23% 53% 10% -23% -21%      
Change from 10-Year Average During Same Period of Year (Geese) -46% -42% 0.26 62% 0% -47% -32%      
 
Change from Last Year Survey During Same Period of Year (Duck) 177% 11% -15% 80% -14% -8% -24%      
Change from 5-Year Average During Same Period of Year (Duck) 48% 15% 3% 87% 9% -13% -33%      
Change from 10-Year Average During Same Period of Year (Duck) 105% 12% 5% 93% -2% -19% -37%      

 

Last updated: December 7, 2009