Sacramento NWR Complex Waterfowl Survey Summary | ||||||||
Butte | SUB | Llano | GRAND | |||||
Refuge | Sacramento | Delevan | Colusa | Sutter | Sink | TOTALS | Seco | TOTALS |
Date | 10/7/2004 | 10/5/2004 | 10/5/2004 | 10/5/2004 | 10/5/2004 | 10/7/2004 | ||
Coot | 13480 | 10450 | 1247 | 430 | 2500 | 28107 | 70 | 28177 |
Tundra Swan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Sandhill Crane | 0 | 3 | 0 | 0 | 44 | 47 | 952 | 999 |
White-fronted goose | 142420 | 95800 | 21163 | 11100 | 2662 | 273145 | 4 | 273149 |
Tule W-F goose | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
White goose | 322 | 32 | 0 | 0 | 0 | 354 | 0 | 354 |
Western Canada goose | 0 | 0 | 0 | 0 | 6 | 6 | 40 | 46 |
Aleutian Canada goose | 35 | 0 | 0 | 0 | 0 | 35 | 0 | 35 |
Cackling Canada goose | 0 | 0 | 24 | 0 | 0 | 24 | 0 | 24 |
TOTAL GEESE | 142777 | 95832 | 21187 | 11100 | 2668 | 273564 | 44 | 273608 |
Mallard | 29740 | 12910 | 7202 | 8125 | 981 | 58958 | 2654 | 61612 |
Pintail | 180130 | 49980 | 17109 | 7990 | 5245 | 260454 | 240 | 260694 |
Gadwall | 19380 | 14480 | 4181 | 375 | 1160 | 39576 | 310 | 39886 |
Wigeon | 23690 | 15100 | 9281 | 1570 | 4460 | 54101 | 5 | 54106 |
Green-winged teal | 49290 | 32650 | 2494 | 0 | 1245 | 85679 | 60 | 85739 |
Cinnamon teal | 1190 | 420 | 182 | 150 | 0 | 1942 | 4 | 1946 |
N. shoveler | 30890 | 29760 | 7994 | 3530 | 3600 | 75774 | 0 | 75774 |
Wood duck | 80 | 70 | 20 | 20 | 0 | 190 | 0 | 190 |
other dabblers | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 |
TOTAL DABBLERS | 334390 | 155370 | 48464 | 21760 | 16691 | 576675 | 3273 | 579948 |
Ring-necked duck | 5450 | 1600 | 915 | 0 | 2134 | 10099 | 0 | 10099 |
Ruddy duck | 100 | 50 | 20 | 0 | 650 | 820 | 0 | 820 |
Bufflehead | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Redhead | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Canvasback | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Lesser scaup | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
other divers | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
TOTAL DIVERS | 5550 | 1650 | 935 | 0 | 2784 | 10919 | 0 | 10919 |
TOTAL DUCKS | 339940 | 157020 | 49399 | 21760 | 19475 | 587594 | 3273 | 590867 |
PERCENTAGES | 57.5 | 26.6 | 8.4 | 3.7 | 3.3 | 0.6 |