« Start Over

Bird Observations

Date Range:
Jan-Dec, 1900-2023

Arvada Blunn Reservoir

Updated ~25 hr(s) ago.

186 species (+27 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Cackling/Canada Goose
Trumpeter/Tundra Swan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
dabbling duck sp.
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/Clark's Grebe
grebe sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
hummingbird sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Larus sp.
gull sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Cooper's Hawk/Northern Goshawk
Buteo sp.
Buteo/eagle sp.
hawk sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hammond's/Dusky Flycatcher
Empidonax sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
raven sp.
crow/raven sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
swallow sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
wren sp.
thrush sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
new world sparrow sp.
Sturnella meadowlark sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
new world warbler sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
passerine sp.

KEY:| = insufficient data | = rare to widespread

Download Histogram Data