Date: 12/29/17 3:35 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for December 29, 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:

Report Uncommon Birds at: 303-324-7994 or

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: 12/28/2017
Adams (Barrow's Goldeneye)
Arapahoe (Long-tailed Duck, White-winged Scoter, Lesser Black-backed Gull)
Boulder (Tundra Swan, Swamp Sparrow)
Broomfield (Burrowing Owl)
Eagle (Lewis's Woodpecker)
El Paso (Red-breasted Sapsucker)
Fremont (Pinyon Jay)
Garfield (Pinyon Jay, Trumpeter Swan, Barrow's Goldeneye)
Jackson (American Three-toed Woodpecker, Boreal Owl)
Jefferson (Snowy Owl, Lesser Black-backed Gull)
Larimer (Varied Thrush, Trumpeter Swan, Lesser Black-backed Gull, Glaucous
Pueblo (Prairie Warbler, Common Loon, Bonaparte's Gull, Iceland Gull,
Lesser Black-backed Gull, Great Black-backed Gull, Barrow's Goldeneye)
Weld (Common Redpoll, Short-eared Owl)


Adams County
++++South Platte Birding Area
Barrow's Goldeneye (up to 6) --south/88th avenue (Dale Pate/Christopher
Warneke) (first 11/20) 1; last 12/28

Arapahoe County
++++Aurora Reservoir
Long-tailed Duck (2 female, 1 male) (Richard Stevens/Dave King) (first
12/13) 2; last 12/28
White-winged Scoter (male, female) (Richard Stevens/Dave King) (first
12/13) 2; last 12/28
Lesser Black-backed Gull (up to 10) (Dave King) 2; last 12/28
Greater White-fronted Goose (Mlodinow) last 12/26
++++Smoky Hill Village Greenbelt
Pine Warbler --19846 East Garden Drive (Doug Schoch/Loch Kilpatrick)
(first 12/24) last 12/27
++++Cherry Creek Reservoir
Iceland Gull (Ben Sampson) last 12/27
++++Northern Wildlife Area to Bowles Avenue
Greater Scaup (4) (Christopher Warneke) first 12/26
++++South Platte Park Reservoir & Area
Greater Scaup (2) (Christopher Warneke/Kerrie Lagon) (first 11/24) 2;
last 12/25
Barrow's Goldeneye (2) (Ben Sampson/Kerrie Lagon) (first 12/16) last 12/25

Boulder County
++++Valmont Reservoir Complex
Tundra Swan (Michael Lamson) first 12/28
Iceland Gull (Ted Floyd) first 12/27
Greater White-fronted Goose (Peter Burke) last 12/26
Pacific Loon (Bill Kaempfer/Bob Spencer) (first 12/10) last 12/26
++++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) (first 11/29) last 12/25

El Paso County
++++Broadmoor area
Red-breasted Sapsucker --see directions (David Tonnessen/Larry Modesitt)
(first 12/21) last 12/28
(Latest: big pine across fairway, opposite House #13; sometimes across #7)
Yellow-bellied Sapsucker --9-13 Mirada Road (Loch Kilpatrick) first 12/26
++++Stratton Open Space
Northern Pygmy-Owl (David Tonnessen) first 12/27
++++Ute Valley Park
Yellow-bellied Sapsucker (Chris Brobin) first 12/26
++++Fountain Creek Regional Park
Greater Scaup --below nature center (Alan Ketcham) first 12/26

Jefferson County
++++Standley Lake area
Snowy Owl --88th & Queen (Bars Moore/Tonnessen) (first 12/23) last 12/28
(Latest: roof of house north of Middle School, 12/28)
(Wayne Carle Middle School, northeast of Standley Lake)
(also search: in field northwest of parking lot at 100th avenue & Simms;
Jane Baryames 12/27)
(earlier 12/25: south side of Standley Lake)
Lesser Black-backed Gull (Paul Hurtado) first 12/28
Bonaparte's Gull (Nathaniel Behl) first 12/27
Iceland Gull (Behl) reported 12/27

++++Clement Park
Greater White-fronted Goose (Christopher Warneke) last 12/26

Jefferson/Douglas Counties
++++Chatfield Reservoir
Common Redpoll --Audubon Center & trails (Wood:Barry) first 12/25

Larimer County
++++CSU Oval
Varied Thrush (Sean Walters) first 12/28
++++Rawhide Reservoir
Trumpeter Swan (3 adult) (Walter Wehtje:Nick Komar/Komar) (first 12/9)
last 12/28
++++Horsetooth Reservoir
Lesser Black-backed Gull (5) (Wade/Nick Komar) (first 12/19) 1; last 12/28
Glaucous Gull (Nick Komar) (first 12/17) last 12/28
++++3645 Wild Horse Court, Loveland
Pine Warbler (John Reichhardt/Komar) (first 12/26) last 12/27
(northwest corner of Wild Horse Court and 37th Street, behind the
apartments (visible along 37th across a small park area)
++++Larimer County Landfill
Lesser Black-backed Gull (Komar) 1; last 12/27
++++Lake Loveland
Lesser Black-backed Gull (Nick Komar) 1; last 12/27
++++Rocky Mountain National Park
Common Redpoll (12) --Cub Lake trail (Inez Whipple/Alyssia Church:Kris
McDaniel) (reported 11/15) again 12/27
++++Running Deer Natural Area
Harris's Hawk --viewed from Colorado Visitor's Center (David Wade/Gary
Lefko) (first 12/10) last 12/26
++++Prospect Ponds Natural Area
Swamp Sparrow (Chris Gilbert) first 12/26
++++Poudre Canyon
Northern Pygmy-Owl --east of Rustic (Bert Harris) (first 12/23) last

Pueblo County
++++Pueblo Reservoir
++++Prairie Warbler --below dam/Juniper Road (Leon Bright/Nate Kauffman)
(first 12/5) last 12/28
Common Loon (Lareina Niland) last 12/28
Bonaparte's Gull (13) --north marina (Lareina Niland) last 12/28
Iceland Gull --south marina (Doug Kibbe/Nick Moore) (first 12/16) last
Lesser Black-backed Gull (Nick Moore) 1; last 12/28
Great Black-backed Gull (adult) (Percival/Kauffmann) (first 11/7) last
Varied Thrush --Rock Canyon area, see map (Mlodinow:Walters) first 12/26
++++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


Baca County
++++Cottonwood Canyon
Rufous-crowned Sparrow (Glenn Walbek) 3; last 12/27
Fox Sparrow --see map (Wood:Barry) first 12/26
White-throated Sparrow --see map (Wood:Barry) first 12/26

++++Hwy 109, btw CR 1 & CR 90 (see map)
Chihuahuan Raven (5) (Wood:Barry) first 12/26
Sage Thrasher (Wood:Barry) first 12/26


Kit Carson County
++++Flagler Reservoir
Barn Owl (Bill Kaempfer) last 12/26
Long-eared Owl (Mark Amershek) last 12/26
Chestnut-collared Longspur (Jeff Dawson) first 12/26


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

Chaffee County
++++Arkansas River, Buena Vista
Barrow's Goldeneye (10) --at 918 S. Main Street (John-Edd Brown) first

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
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
++++Valco Ponds, Canon City
Barrow's Goldeneye (Matt Clark) first 12/26
Greater White-fronted Goose (4) (Adams/Matt Clark) (first 11/12) 5; last
++++Tunnel Drive area
Rufous-crowned Sparrow (5) (Gwen Moore) last 12/25

Garfield County
++++New Castle
Pinyon Jay (35) (John Drummond) first 12/28
++++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 (Adrian Johnson/Jason St. Pierre) (first 12/26) last
Pinyon Jay (27) (Adrian Johnson) last 12/26

Mesa County
++++Grand Junction Wildlife Area
Western Screech-Owl (Mike Henwood) last 12/27
++++County Road G & Patterson, Grand Junction
Harris's Sparrow (Denise & Mark Patterson) first 12/26

Montrose County
++++Otter Pond
Greater White-fronted Goose (Betty Fenton/Vic Zerbi) (first 12/20) last

Teller County
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:

Amy Davenport, Secretary, Colorado Birding Society Denver, CO
Contact CoBus/Report Interesting Birds: 303-324-7994
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