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Bird Observations

Date Range:
Oct, 1900-2021

Weld

Updated ~26 hr(s) ago.

256 species (+70 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
Ross's x Cackling Goose (hybrid)
 
 
Cackling/Canada Goose
 
 
 
goose sp.
 
 
 
 
Blue-winged/Cinnamon Teal
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
Blue-winged Teal x Northern Shoveler (hybrid)
 
 
 
Eurasian/American Wigeon
 
 
Muscovy Duck x Mallard (hybrid)
 
 
Mallard x Mottled Duck (hybrid)
 
 
 
teal sp.
 
dabbling duck sp.
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
Ring-necked Duck x Lesser Scaup (hybrid)
 
Greater/Lesser Scaup
 
 
 
 
 
 
 
 
 
Common/Red-breasted Merganser
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
duck sp.
 
 
 
 
 
 
 
 
Horned/Eared Grebe
 
 
 
Western x Clark's Grebe (hybrid)
 
Western/Clark's Grebe
 
grebe sp.
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
pigeon/dove sp.
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American/Pacific Golden-Plover (Lesser Golden-Plover)
 
 
 
 
 
 
Short-billed/Long-billed Dowitcher
 
 
 
 
Red/Red-necked Phalarope
 
phalarope sp.
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
Lesser/Greater Yellowlegs
 
 
 
 
 
 
 
 
 
peep sp.
 
shorebird sp.
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
jaeger sp.
 
 
 
 
 
 
 
 
 
Laughing x Ring-billed Gull (hybrid)
 
 
 
Herring x Lesser Black-backed Gull (hybrid)
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Larus sp.
 
gull sp.
 
 
 
 
Forster's/Common Tern
 
tern sp.
 
 
 
Arctic/Pacific Loon
 
 
loon sp.
 
 
Double-crested/Neotropic Cormorant
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
white egret sp.
 
 
Glossy/White-faced Ibis
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
Sharp-shinned/Cooper's Hawk
 
Accipiter sp.
 
 
Golden/Bald Eagle
 
 
 
 
 
 
Buteo sp.
 
hawk sp.
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
sapsucker sp.
 
 
 
 
 
 
 
woodpecker sp.
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
large falcon sp.
 
small falcon sp.
 
falcon sp.
 
diurnal raptor sp.
 
 
 
 
 
Empidonax sp.
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
Cassin's/Western Kingbird
 
new world flycatcher sp.
 
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
raven sp.
 
crow/raven sp.
 
 
 
Black-capped/Mountain Chickadee
 
 
 
 
 
 
swallow sp.
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
 
 
Sedge/Marsh Wren
 
wren sp.
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
 
Catharus sp.
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
finch sp.
 
 
 
 
longspur sp.
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
Spizella sp.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
Spotted x Eastern Towhee (hybrid)
 
new world sparrow sp.
 
 
 
 
Sturnella meadowlark sp.
 
 
 
 
 
Rusty/Brewer's Blackbird
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
grackle sp.
 
blackbird sp.
 
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
new world warbler sp.
 
 
 
 
 
passerine sp.
 

KEY:| = insufficient data | = rare to widespread

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