On other channel markers within 1 km of shore where eagles were often flushed, hung remains of Mallard, Glaucous-winged Gull, Surf Scoter, Red-throated Loon, Green-winged Teal, and American Wigeon
. We found no remains from Western Grebes although we have seen eagles hunting them in the delta, and grebes are known to be eagle prey (Brooks 1922; Knight and others 1990).
JETTING IN American wigeon
have seen spotted at Angle Bay, Pembrokeshire.
Mean canonical scores of successful nests differed from unsuccessful nests for all species but American Wigeon
(Table 3, bottom parts of Figs.
Mallard - - Northern Pintail - - American Wigeon
- - Common Eider + - King Eider + + Oldsquaw + B Red-breasted
Key words: American Wigeon
, Anas americana, Anas penelope, Eurasian Wigeon, Sacramento Valley
In a related event, on December 6, 2014, an American wigeon
was captured and partially consumed by a captive-reared gyrfalcon (Falco rusticolus) in Whatcom County, [approximately equal to] 8 km from Wiser Lake.
Nationally, sightings included Pacific golden plover from eastern Siberia, American wigeon
from North America and sooty shearwater from the south Atlantic.
2015 WATERFOWL BREEDING POPULATION SURVEY CHANGE FROM LAST YEAR 2015 2014 Mallard 11.6 10.9 Gadwall 3.8 3.8 American Wigeon
3 3.1 Green-Winged Teal 4.1 3.4 Blue-Winged Teal 8.5 8.5 Northern Shoveler 4.4 5.2 Northern Pintail 3 3.2 Redhead 1.2 1.3 Canvasback 0.8 0.68 Scaup 4.4 4.6 Note: Table made from bar graph.
After rather hurried flicking of pages, he announced that he was pretty sure there was an American wigeon
out on the estuary.
As for the Eurasian/American (EW/ AW) wigeon hybrids, professor Rohwer explains it thusly: "Eurasians come down the (Pacific) coast in small numbers, and don't find many American wigeon
to mate with.
The following species were recorded in our local Worcester count circle: 3,380 Canada geese, a new high; 17 mute swans; 11 wood ducks, a new high; one American wigeon
; 82 American black ducks; 1,842 mallards, a new high; two green-winged teals; 12 greater scaup; 108 common golden-eyes; 82 hooded mergansers; 67 common mergansers; six ruffed grouse; 55 wild turkeys; 12 common loons, tying the record; two double-crested cormorants; two great blue herons; two adult (and one immature) bald eagles; five sharp-shinned hawks; three Cooper's hawks; one red-shouldered hawk; 42 red-tailed hawks, and one peregrine falcon.
Next stop was to look for American Wigeon
and Green Winged Teal at Cresswell Quay,but again no sign.
Population estimates for American black ducks, ring-necked ducks, American wigeon
, bufflehead, goldeneyes and mergansers surveyed in eastern North America were similar to last year and their 1990-2007 averages.
On the Dee Estuary a drake American Wigeon
was on the salt marsh at Flint Castle,always a great place for some winter birdwatching.
numbers were up 23 percent from 2012, and similar to the long-term average of 2.6 million.