Date: 12/31/17 3:41 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for December 31, 2017
Hello cobirders

Our report is called Rare Bird Alert because search engines find it
better. The report is really "Uncommon Bird Report" Not all uncommon
birds are rare birds. Birders may want to know where to see them anyway!
Without being a member, "cobirders" can be read at:
http://groups.yahoo.com/group/cobirders/messages

Report Uncommon Birds at: 303-324-7994 or http://coloradobirdingsociety.net

NOTE: Reports do not confirm sightings. Choose to chase at your own risk
and expense.!
NOTE: To reduce length of report, only recent sightings listed; visit
Colorado Birding Society's website everyday for additional sightings!

Reports added: 12/30/2017
Adams (Black Phoebe, Barrow's Goldeneye)
Arapahoe (Pine Warbler, White-winged Scoter, Long-tailed Duck, Mew Gull,
Iceland Gull, Lesser Black-backed Gull)
Boulder (Tundra Swan, Trumpeter Swan, Glaucous Gull)
Chaffee (Barrow's Goldeneye)
Clear Creek (White-tailed Ptarmigan, American Three-toed Woodpecker)
Denver (Harris's Sparrow)
Douglas (Brant)
El Paso (Red-breasted Sapsucker, Harris's Sparrow, Eastern Bluebird)
Garfield (Pinyon Jay)
Jefferson (Snowy Owl, Greater White-fronted Goose)
La Plata (American Avocet)
Larimer (Harris's Hawk, Trumpeter Swan, Pine Warbler, White-throated
Sparrow)
Montezuma (Pinyon Jay, Greater White-fronted Goose)
Montrose (Greater White-fronted Goose)

FRONT RANGE AND NORTHEASTERN COLORADO

Adams County
++++South Platte Birding Area
Black Phoebe --around 64th & York (Bob Canter) (first 12/29) last 12/30
Barrow's Goldeneye (up to 6) --south/88th avenue (Dale Pate/Candice
Johnson) (first 11/20) 2; last 12/30
++++Barr Lake
Greater White-fronted Goose (2) (Eric DeFonso) last 12/29

Arapahoe County
++++Smoky Hill Village Greenbelt
Pine Warbler --19846 East Garden Drive (Doug Schoch) (first 12/24) last
12/30
++++Aurora Reservoir
White-winged Scoter (male, female) (Richard Stevens/Alec Hopping) (first
12/13) 2; last 12/30
Long-tailed Duck (2 female, 1 male) (Richard Stevens/Hopping) (first
12/13) 4; last 12/30
Mew Gull (Stevens/Hopping) (first 11/5) last 12/30
Iceland Gull (up to 7) (Diane Roberts/Hopping) (first 12/10) last 12/30
Lesser Black-backed Gull (up to 20) (Dave King/Hopping) (first 11/5) last
12/30
++++Hollow Park, Cherry Hills Village
White-throated Sparrow (Greg Goodrich) first 12/29
++++Cherry Creek Reservoir
Iceland Gull (Ben Sampson) last 12/27

Boulder County
++++Valmont Reservoir Complex
Tundra Swan (Michael Lamson/Jeff Parks) (first 12/28) last 12/30
Trumpeter Swan (3) (Jeff Parks) reported 12/30
Glaucous Gull (Donald Jones) first 12/30
++++Golden Ponds
Swamp Sparrow (3) (Luke Pheneger) (first 12/16) 1; last 12/28

Broomfield County
++++Baseline Road & Huron Street
Burrowing Owl --southwest corner (Ivan Mota) (first 12/15) last 12/28

Denver County
++++First Creek Trail
Harris's Sparrow (John Breitsch/Gregoriah Hartman) (first 11/29) last
12/30
Swamp Sparrow (reported in both Denver & Adams Ctys) (John Breitsch)
first 12/29
++++Marston Reservoir
Pacific Loon (Alex Hopping/Doug Kibbe) (first 12/16) last 12/29
++++Denver City Park
Greater White-fronted Goose (2) (Eric DeFonso) last 12/29

Douglas County
++++Salisbury Equestrian Park
Brant --same bird as Twenty mile Pond (Terry Michaels/Loch Kilpatrick)
(first 11/18) last 12/30

El Paso County
++++Broadmoor area
Red-breasted Sapsucker --see directions (David Tonnessen/Sue Riffe)
(first 12/21) last 12/30
(Latest: big pine across fairway, opposite House #13; sometimes across #7)
++++Red Rock Canyon Open Space
Harris's Sparrow (Jim Merritt) (first 12/10) last 12/30
++++Clear Spring Ranch
Eastern Bluebird (6) (Kevin Ash) first 12/30

Jefferson County
++++Standley Lake area
Snowy Owl --88th & Queen (Bars Moore/M.OB.) (first 12/23) last 12/30
Common Loon (Matt Hofeditz) first 12/29
Lesser Black-backed Gull (Paul Hurtado) first 12/28
++++Clement Park
Greater White-fronted Goose (Alison Field) last 12/30
++++Coors Pond
Red-necked Grebe (Wood:Barry) reported 12/29
++++Mt. Falcon Park
Pinyon Jay (6) (Wood) reported 12/29

Jefferson/Douglas Counties
++++Chatfield Reservoir
Common Loon (Diane Roberts) first 12/29

Larimer County
++++Running Deer Natural Area
Harris's Hawk --viewed from Colorado Visitor's Center (David Wade/Adam
Vesely) (first 12/10) last 12/30
(just south of recycling center)
++++Rawhide Reservoir
Trumpeter Swan (3 adult) (Wehtje:Komar/Robert Beauchamp) (first 12/9) 3;
last 12/30
Lesser Black-backed Gull (Hopping) first 12/29
++++Trail Ridge Road, Estes Park
Harris's Sparrow (Sherrie Duris) first 12/30
White-throated Sparrow (Sherrie Duris) first 12/30
++++3645 Wild Horse Court, Loveland
Pine Warbler (John Reichhardt/Joey Angstman) (first 12/26) last 12/30
(northwest corner of Wild Horse Court and 37th Street, behind the
apartments (visible along 37th across a small park area)
++++Namaqua West Pond
Greater Scaup (Nick Komar) first 12/29
++++Larimer County Landfill
Lesser Black-backed Gull (Komar) 1; last 12/29
++++Horsetooth Reservoir
Lesser Black-backed Gull (5) (Wade/Alec Hopping) (first 12/19) 1; last
12/29
Glaucous Gull (Nick Komar) (first 12/17) last 12/28
++++Fort Collins City Park Area
Greater White-fronted Goose (Komar/Alec Hopping) first (first 12/25) last
12/29
++++CSU Environmental Learning Center to Cattail Chorus
Greater White-fronted Goose (9) (Josh Bruening/Robert Beauchamp) (first
12/6) 4; last 12/29
++++Zimmerman Lake Loop Trail
Northern Saw-whet Owl (Komar) first 12/28
++++CSU Oval
Varied Thrush (Sean Walters) first 12/28

Pueblo County
++++Pueblo Reservoir
Pacific Loon (David Tonnessen) first 12/29
Bonaparte's Gull (54) (Tonnessen) last 12/29
Iceland Gull --south marina (Doug Kibbe/Tonnessen) (first 12/16) 2; last
12/29
Lesser Black-backed Gull (Tonnessen) 21; last 12/29
Great Black-backed Gull (adult) (Percival/Tonnessen) (first 11/7) last
12/29
Prairie Warbler --below dam/Juniper Road (Leon Bright/Nate Kauffman)
(first 12/5) last 12/28
Common Loon (Lareina Niland) last 12/28
++++Pueblo City Park
Barrow's Goldeneye (2) --Goodnight Trail (Jane Stulp/Kauffman) (first
12/9) 1; last 12/28

Weld County
++++Crow Valley Campground
Common Redpoll (1) campgrounds to work center (Stevens:Kosten) last 12/28
++++Lower Latham Reservoir
Short-eared Owl (Stevens:Kosten) first 12/28

SOUTHEASTERN COLORADO

Baca County
++++Cottonwood Canyon
Rufous-crowned Sparrow (Glenn Walbek) 3; last 12/27

WESTERN COLORADO

Archuleta County
++++San Juan Riverwalk, Pagosa Springs & area
Barrow's Goldeneye (7) (Byron Greco) first 12/26

Chaffee County
++++Sands Lake Wildlife Area
Barrow's Goldeneye (up to 12) (Jack Harlan/Chris Brobin) (first 11/17) 4;
last 12/30

Clear Creek County
++++Guanella Pass
White-tailed Ptarmigan (Stevens:Michaels) 4; last 12/30
American Three-toed Woodpecker --Campgrounds (Stevens:Michaels) 1; last
12/30
++++Loveland Pass
White-tailed Ptarmigan (1) below west side of Summit (Jacob Washburn:
Jamie Thompson) 1; last 12/30

Delta County
++++Paonia Forest Office
Fox Sparrow (Slate-colored) (Dennis Garrison) (first 12/19) last 12/27

Eagle County
++++Spring Park Reservoir
Lewis's Woodpecker (Ted Robertson) first 12/28

Fremont County
++++Arkansas Riverwalk
Western Screech-Owl --Raynolds parking lot (Myron Gerhard) last 12/29
++++Penrose
Pinyon Jay (25) (Joy Lake) first 12/28
++++MacKenzie Avenue & Grandvew Avenue, Canon City
Curve-billed Thrasher (Norm Lewis) first 12/27
++++Arkansas Riverwalk
Western Screech-Owl --Raynolds parking lot (Norm Lewis) last 12/27

Garfield County
++++New Castle
Pinyon Jay (35) (John Drummond) (first 12/28) 24; last 12/30
++++Carbondale (2-12 Brown Court)
Trumpeter Swan (6) (Ted Robertson:Dick Filby) first 12/28
Barrow's Goldeneye (2) (Robertson:Filby) first 12/28

Jackson County
++++Colorado State Forest
American Three toed Woodpecker
(m) --Across Hwy 14/north of Colorado State Forest Visitor's Center
(Stevens:Kosten) last 12/28
(1) --Ranger Lakes (CoBus group) last 12/27
Boreal Owl
(1) --south/Crags Campgrounds (CoBus group) last 12/27
(2)--from Hwy 14, west of Cameron Pass (CoBus group) last 12/27

La Plata County
++++Zink's Pond
American Avocet (Jim Beatty/David Dunford) (first 12/26) last 12/30

Mesa County
++++Grand Junction Wildlife Area
Western Screech-Owl (Mike Henwood) last 12/27

Montezuma County
++++Totten Reservoir
Pinyon Jay (40) (Eric Hynes) first 12/30
++++Parque De Vida, Cortez
Greater White-fronted Goose (3) (Jason St. Pierre) first 12/30

Montrose County
++++Otter Pond
Greater White-fronted Goose (Betty Fenton/Jon Horn) (first 12/20) last
12/30
++++Dolores Sewage Pond
Greater Scaup (female) (Brenda Wright) first 12/29

Routt County
++++Steamboat Springs
Bohemian Waxwing (12) (Tresa Moulton) first 12/29

Summit County
++++Blue River Water Treatment Plant
Barrow's Goldeneye (Stevens & all/JoAnn Riggle) (first 11/19) 18; last
12/28

Teller County
++++Victor
Rosy Finches (Cici Lee/Chavez:Hudak) (first 12/5) 75 Black, 1
Gray-crowned) last 12/26

Good Birding!

Directions to birding spots and maps on CoBus website:
http://coloradobirdingsociety.net

Amy Davenport, Secretary, Colorado Birding Society Denver, CO
Contact CoBus/Report Interesting Birds: 303-324-7994
Subscribe to "cobirders" by sending blank email to:
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