Date: 2/10/19 11:41 pm
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for February 11, 2019
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: 2/10/2019
Arapahoe (Brown Thrasher, Rusty Blackbird, Glaucous-winged Gull, Great
Black-backed Gull)
Boulder (Varied Thrush)
Denver (Rusty Blackbird)
El Paso (Field Sparrow, Ladder-backed Woodpecker, Curve-billed Thrasher)
Jefferson (Fox Sparrow)
Kiowa (Lesser Black-backed Gull)
Larimer (Pine Warbler)
Mesa (Trumpeter Swan)
Prowers (Swamp Sparrow, White-throated Sparrow, Northern Cardinal)
Pueblo (Black Scoter, Glaucous-winged Gull, Trumpeter Swan, Winter Wren)
Weld (Snow Bunting, Sharp-tailed Grouse)


Arapahoe County
++++Cherry Creek Reservoir
Brown Thrasher (Loch Kilpatrick/Eric Dinkel:Mary Kay Waddington) (first
11/16) last 2/10
Rusty Blackbird (pair) (Edward Donnan/Ginny Bergstrom) first 10/31) 1;
last 2/10
(south of main road, western drainage from pond west of swim beach)
Northern Mockingbird --Shop Creek Trail (Doug Schoch) first 2/9
++++Aurora Reservoir & area
Glaucous-winged Gull (Diane Roberts) last 2/10
Great Black-backed Gull (Stevens/Liza Antony) (first 1/25) last 2/10
Long-tailed Duck (3) (David Suddjian/Richard Stevens) (first 1/2) 1; last
Lesser Black-backed Gull (2) (Stevens) (first 1/25) 2; last 2/9
Glaucous Gull (Stevens) (first 1/30) last 2/9

Boulder County
++++Pleasant View Marsh
Varied Thrush (Ernest Crvich) (first 1/24) last 2/10
(latest: 3896 Bosque Court, south of Corriente; northeast of Pleasant
View Marsh)

Denver County
++++First Creek Trail
Rusty Blackbird (4) (John Breitsch/Diane Roberts:Joe Chen) (first 1/1)
last 2/10
++++Rocky Mountain Lake Park
Yellow-bellied Sapsucker --east corner of tennis courts (Matt Gray/Jerry
DeBoer) (first 12/31) last 2/8

El Paso County
++++Red Rock Canyon Open Space
Field Sparrow (Tonnessen:Merritt/Merritt) (first 12/1) last 2/10
Northern Saw-whet Owl (Cici Lee) first 1/27
White-throated Sparrow (Jim Merritt) last 1/27
++++Hanover Road and area
Ladder-backed Woodpecker --see map (Tyler Stewart) 2; last 2/10
Curve-billed Thrasher (Tyler Stewart) last 2/10
++++Birdsall Road
Curve-billed Thrasher (Aaron Driscoll) last 2/9

Jefferson County
++++Red Rocks Park
Fox Sparrow (red) (Cheryl Teuton:Dan Brooke/Claire Hanson) (first 11/30)
last 2/10

Larimer County
++++Oakridge Village Trail
Pine Warbler --0.15 miles west of McMurray Avenue (Nick Komar/Charlie
Chase:Aaron Shipe) (first 2/6) last 2/10
++++Larimer County Landfill & area
Gyrfalcon (Nick Komar/David Tonnessen) (first 12/13) last 2/8
(Above: seen from Trilby Road, west of Taft Hill at 10:30 am)
(Restricted access to Landfill, see directions; closed on Sundays, no
view from outside of property)

Pueblo County
(NOTE: swan(s) may be moving between Pueblo Reservoir, Valco Ponds &
Nature Center)
++++Pueblo Reservoir
Black Scoter (22) (Brandon Percival/Jim Merritt) (first 2/3) 11; last 2/10
(latest: Pueblo Reservoir Wildlife Area)
Glaucous-winged Gull (1st year) (Tonnessen:Merritt/Al Garner) (first 2/1)
last 2/10
Great Black-backed Gull (adult) --south marina (Percival/Aaron Shipe)
(first 11/9) last 2/9
Trumpeter Swan --Osprey picnic area, below dam (Robb Hinds) last 2/9
++++Valco Ponds Wildlife Area
Trumpeter Swan (Jim Merritt) 2; last 2/10
(NOTE: swan(s) is moving between Pueblo Reservoir & Valco Ponds)
Winter Wren (Christian Nunes/Jim Merritt:Richard Bunn) (first 1/30) again
++++Pueblo Nature Center Trail
Red-bellied Woodpecker (David Tonnessen:Jim Merritt/Aaron Shipe) (first
1/17) last 2/9
Trumpeter Swan (Aaron Shipe) last 2/9

Weld County
++++Pawnee National Grasslands Area
Sharp-tailed Grouse(Re-introduced Birds, Plains subspecies)
(5) --CR 117/north/CR 138 (Ryan Graves) first 2/10
(9) --CR 111/north/CR 132 (Matt Hofeditz) first 2/9
(1) --CR 111/north/CR 128 (Mlodinow) first 2/9
Snow Bunting
(2) --CR 111/north/CR 128 (Ryan Graves) first 2/10
(2) --CR 132/CR 111 (Steve Mlodinow) first 2/9
(1) --CR 134/west/CR 115 (Mlodinow:Matt Hofeditz) first 2/9
Chestnut-collared Longspur --CR 132/CR 111 (Mlodinow) first 2/9


Baca County
++++Two Buttes Reservoir
Greater White-fronted Goose (8) --below dam (Ted Floyd) first 2/8

Kiowa County
++++Neegronda Reservoir
Lesser Black-backed Gull (Ted Floyd) last 2/10

Prowers County
++++Lamar Community College
Swamp Sparrow (Ted Floyd) first 2/9
White-throated Sparrow (Floyd) first 2/9
Northern Cardinal (5) (Floyd) last 2/9


Yuma County
++++Bonny Reservoir Area
Greater Prairie-Chicken (21) --bonny/CR 3 (Rebecca Laroche/Stevens)
(first 12/21) last 2/8
Eastern Screech-Owl (3) --Republican River/CR 2 (Stevens) last 2/8
Eastern Screech-Owl (2) --Hale Ponds (Stevens) last 2/8
Long-eared Owl (2) --Bonny Reservoir (Stevens) last 2/8
Red-bellied Woodpecker (3) --off CR 2 (Stevens) last 2/8
Red-bellied Woodpecker (Stevens) last 2/8
Eastern Bluebird (4) --Hale Ponds (Stevens) last 2/8
Northern Cardinal (Stevens) last 2/8
++++Yuma County Road 45 & area
Greater Prairie-Chicken --CR 45 (Stevens) last 2/7


Chaffee County
++++Sands Lake Wildlife Area
Swamp Sparrow (Will Anderson:Cole Sites/Jack Harlan) (first 2/2) last 2/9

Mesa County
++++Highline Lake State Park
Trumpeter Swan (2) (Mike Henwood & all) first 2/10

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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