Date: 1/14/20 11:26 pm
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for January 15, 2020
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: 1/14/2020
Arapahoe (Common Loon, Yellow-billed Loon)
Eagle (Greater Scaup)
El Paso (Greater White-fronted Goose)
Jackson (Boreal Owl, American Three-toed Woodpecker)
Jefferson (Brant, Greater Scaup)
Logan (Trumpeter Swan)
Mesa (Trumpeter Swan, Black Phoebe, Golden-crowned Sparrow)
Pueblo (Dunlin, Mew Gull, Great Black-backed Gull, Red-throated Loon)


Adams County
++++South Platte Birding Area
Long-tailed Duck (Stevens/Susan Rosine) (first 12/18) last l/14
(southwest end/East Gravel Lake; moved to West Dahlia Pond)

Arapahoe County
++++Aurora Reservoir
Common Loon (2) (Richard Stevens/Suddjian & all) (first 10/31) last 1/14
Yellow-billed Loon (Mlodinow/Dave King/Suddjian & all) (first 12/1) last
12/3 AGAIN 12/23 last 1/14
Greater White-fronted Goose (2) (Stevens/Robert Raker) first (first
10/31) through 1/13
Pacific Loon (Stevens/James McCall) (first 12/11) last 1/13
Mew Gull (David Dowell/Dave Cook) (first 11/5) last 1/12
Lesser Black-backed Gull (2) (Stevens/Dave Cook) (first 10/18) last 1/12
Iceland Gull (2, Thayer's) (Stevens/Dave Cook) (first 10/18) last 1/12
++++Centennial Yard
Carolina Wren --2121 E. Kettle Avenue (Melissa McKibben/Erthal) (first
12/30) heard only, last 1/11

Arapahoe/Jefferson Counties
++++South Platte Park Reservoir & Area
Black Scoter (Eric Dinkel) reported 1/11

El Paso County
++++Memorial Park, Colorado Springs
Greater White-fronted Goose (Tyler Stewart/Jim Merritt:Tanja Britton)
(first 1/1) last 1/14
Barrow's Goldeneye (3) (Brook Nelson/Heidi Eaton) (first 11/3) last 1/12
Greater Scaup (Hayden Hutcherson/Roger Massey) (first 12/23) last 1/12
Lesser Black-backed Gull (Richard Bunn:Jan Allbright/Wat:Laroche) (first
1/5) 2; last 1/12
++++South Meridian Road/Hanover Road
Greater Roadrunner --see map (Ken Wat:Rebecca Laroche) last 1/12

El Paso/Pueblo Counties
++++Chico Basin Ranch (fee area)
Curve-billed Thrasher --banding station; El Paso Cty (Eric Plage) last

Jefferson County
++++Lake Arbor
Brant (Amy Cervene/M.OB.) (first 12/20) last 1/14
++++Robert A. Easton Regional Park
Greater Scaup (2) (Kibbe:Goldthwait/Thomas Holub) (first 1/8) last 1/14
Golden-crowned Sparrow --see map (Glenn Walbek:Nathan Pieplow/Erthal)
(first 1/1) last 1/13
(130-198 Spring Street & 225 Summer Court; (please respect private
property, stay on public road)
Yellow-bellied Sapsucker --12th Street/Washington Avenue (Amanda Spears)
first reported 1/11

Jefferson/Douglas Counties
++++Chatfield Reservoir
Pacific Loon (Joey Kellner/Amanda Spears) (first 12/8) last 1/10

Larimer County
++++Larimer County Landfill & area
Gyrfalcon (Robert Beauchamp/Josh Bruening) (first 11/3) last 1/13
(Most often seen from Trilby Road, west of Taft Hill)
++++Grandview Cemetery (see directions)
Yellow-bellied Sapsucker (Stevens:Kosten) last 1/11
Yellow-bellied Sapsucker (young male) --near maintenance shed
(Leatherman/John Shenot) (first 12/23) last 1/7
Yellow-bellied Sapsucker (adult male) --midway/southern end/golf course
pines (David Leatherman/John Shenot) (first 11/10) last 1/7
++++Zimmerman Lake Loop Trail
American Three-toed Woodpecker (Stevens:Kosten) last 1/11

Pueblo County
++++Pueblo Reservoir
Dunlin --south marina area (Carlson:Tonnessen:Sampson/Adrian Lakin)
(first 12/19) 2; last 1/14
Mew Gull --south marina area (Paul Hurtado/Adrian Lakin) (first 12/31)
last 1/14
Great Black-backed Gull --south marina (Percival/Lakin) (first 11/8) last
Red-throated Loon (Percival & all/Richard Bunn) (first 11/28) last 12/19
again 1/14
Least Sandpiper (2) --Arkansas River/below dam (Percival:Knight) last 1/12
Lesser Black-backed Gull (3) (Bruening) last 1/12
Iceland Gull (2, Thayer's) (Bruening) last 1/12
Bonaparte's Gull (Percival/Josh Bruening) (first 1/11) last 1/12
Common Loon (Josh Bruening) last 1/12
Pacific Loon (John Drummond:Cynthia Kristensen:Scott Somershoe/Josh
Bruening) (first 12/31) kast 1/12
Long-tailed Duck (2) (Percival/Josh Bruening) (first 1/11) last 1/12
Red-necked Grebe --Wildlife Area (Brandon Percival:Van Truan/Percival)
(first 11/29) last 1/12
++++Valco Ponds Wildlife Area
Western Tanager (Jim Merritt/Josh Bruening) (first 1/7) last 1/12
++++Pueblo Nature Center Trail
White-throated Sparrow --west of Center (Percival) first 1/11

Weld County
++++Windsor Lake
Long-tailed Duck (2) (Josh Bruening/Gary Lefko) (first 12/5) 1; last 1/13


Bent County
++++John Martin Reservoir
Long-tailed Duck (David Leatherman/Steve Mlodinow) first (first 1/6) 2;
last 1/11
Lesser Black-backed Gull (adult) (Leatherman/Mlodinow) (first 1/6) 5;
last 1/11
Great Black-backed Gull --northeast of Clayton Point
(Leatherman/Mlodinow) (first 1/8) last 1/11
Field Sparrow --Lake Hasty Campgrounds (Mlodinow) first 1/11
Rufous-crowned Sparrow --Lake Hasty Campgrounds (Mlodinow) first 1/11

Otero County
++++Higbee Valley Road Area (CR 804)
Yellow-bellied Sapsucker (Erthal) reported 1/12
Sage Thrasher (Erthal) reported 1/12
Black-throated Sparrow (Erthal) reported 1/12

Prowers County
++++Lamar Community College
Carolina Wren (David Leatherman) first 1/10
Northern Cardinal (Leatherman) last reported 1/10


Kit Carson County
++++Highway 24, east of Burlington
Greater Prairie-Chicken (David Tonnessen:Cole Stiles:Aidan Coohill) first

Logan County
++++Little Jumbo Reservoir Area; Red Lion Wildlife Area
Trumpeter Swan (2, prob. Jumbo Reservoir birds) (Steve Larson/Tom
Wilberding) (first 1/8) last 1/14


Clear Creek County
++++Guanella Pass Road
White-tailed Ptarmigan (Stevens & all/CoBus Group) (first 11/14) 11; last
(Road closed at Silver Dollar trailhead, snowshoe approximately 4.0 miles
round trip to Summit)
++++Guanella Pass Road
Dusky Grouse --north/Clear Lake Campgrounds (CoBus) first 12/16
White-winged Crossbill --south/Clear Lake Campgrounds (CoBus) first 12/16
++++Mt. Evans Road
NOTE: Mt. Evans Road is now closed at Echo Lake until next spring
American Three-toed Woodpecker --Echo Lake Campgrounds (CoBus group) last

Custer County
++++Custer Library
Yellow-bellied Sapsucker (Al Garner:Darth Aves) first 1/11

Clear Creek/Summit Counties
++++Loveland Pass
White-tailed Ptarmigan (2) (Richard Stevens:Don Beers/Amy &amp; John
David Davenport) (first 11/3) last 12/21
(12/21: 2 hillside east of first western pullover, south of Summit)
(12/15: 2 below eastern side of Summit)
(12/15: 2 below western side of Summit)
(12/15: 1 ridge north of western pullover, south of Summit)
(12/9: Stevens:Baker; 0.7 miles up western trail)

Eagle County
++++Lower Brush Creek
Greater Scaup (JoAnn Potter Riggle/Brian White) (first 12/12) last 1/14

Fremont County
++++Arkansas Riverwalk
Mexican Duck (Percival/Chris Nelson) (first 12/22) last 1/12

Garfield County
Yellow-bellied Sapsucker --Centennial Park (Sue Riffe/Dick Filby:Al
Levantin) (first 12/21) last 1/11

Jackson County
++++Colorado State Forest area
American Three toed Woodpecker
(1) --Ranger Lakes Campgrounds (CoBus group) last 1/14
(1) --across Hwy 14 from Visitor's Center (Stevens:Kosten) last 1/12
Gray-crowned Rosy Finch (1) --Visitor's Center (Stevens:Kosten) (first
12/3) last 1/14
Boreal Owl
(1) --Ranger Lakes Campgrounds (CoBus group) last 1/14
(2)--Joe Wright Reservoir, upper parking lot (Larimer Cty)
(Stevens:Kosten) last 1/11

Mesa County
++++Colorado River along Interstate 70, north of Hwy 65
Trumpeter Swan (2) --DeBeque Canyon (Brooks Bennett) first 1/14
++++Clifton Nature Park
Black Phoebe (Ryan Claar) 2; last 1/14
++++Grand Junction Wildlife Area
Golden-crowned Sparrow (Mike Henwood/M.OB.) (first 12/27) last 1/14
Trumpeter Swan (6) (Ron Lambeth) first 1/12
++++Fruita area
Trumpeter Swan (2) --near Persigo Water Treatment Plant (Nic Korte/David
Price) (first 1/11) last 1/12
++++Horsethief Canyon Wildlife Area
Least Sandpiper (Brenda Sabo/Denise & Mark Vollmar:Nic Korte) first
(first 1/2) last 1/11

Good birding!

Directions to birding spots and photos on CoBus website:

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