Date: 7/1/18 3:16 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for July 1, 2018
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: 6/30/2018
Adams (Sage Thrasher, Northern Mockingbird)
Boulder (Chestnut-sided Warbler, Little Blue Heron, Eastern Phoebe,
Bobolink, Indigo Bunting, Ovenbird)
Chaffee (Lewis's Woodpecker, White-tailed Ptarmigan)
Clear Creek (Barrow's Goldeneye)
Douglas (Dickcissel)
Fremont (Eastern Phoebe)
Garfield (Black Swift)
Gunnison (Rufous Hummingbird, Calliope Hummingbird, American Three-toed
Woodpecker, Northern Pygmy-Owl, White-tailed Ptarmigan, Pinyon Jay, Boreal
Huerfano (Hepatic Tanager)
Jefferson (Williamson's Sapsucker, Least Flycatcher, Dickcissel)
Jefferson/Douglas (Least Flycatcher, American Redstart, Red-eyed Vireo)
Larimer (Yellow-billed Cuckoo, White-tailed Ptarmigan, American Three-toed
Woodpecker, Brown-capped Rosy Finch, Flammulated Owl)
Mesa (Black Phoebe, Grace's Warbler)
Weld (Mountain Plover, Burrowing Owl, Chestnut-collared Longspur, Cassin's


Adams County
++++Clear Creek Valley Park
Sage Thrasher (Diane Roberts) first 6/30
Northern Mockingbird (Diane Roberts) first 6/30

Arapahoe County
++++Parker Jordan Centennial Open Space
Green Heron (Cynthia Madsen) first 6/28

Boulder County
++++Mesa South Trail
Chestnut-sided Warbler --southeast of parking lot (Dan Zmolek/Chris
Brown) (first 6/16) last 6/30
++++Walden Ponds & Boulder Creek
Little Blue Heron (immature) (Joel Such/Kathie Lehman:David Haskell)
(first 6/11) last 6/30
(Above: Cottonwood Marsh)
++++St. Vrain Creek at 63rd Street
Eastern Phoebe (Todd Deininger/Steve Frye) (first 5/20) last 6/30
Bobolink (5) (Steve Frye) first 6/30
++++Chautauqua Park
Indigo Bunting (Shelby Thomas/Etan Zeller MacLean) (first 6/4) last 6/30
Red-eyed Vireo (Tom Hurley) first 6/28
++++Gregory Canyon
Ovenbird (David Waltman/Ryan Bushong) (first 5/31) last 6/30
++++Lagerman Reservoir
Caspian Tern (John Rutenbeck) first 6/29
++++Golden Ponds
Green Heron (Carl Bendorf/Carl Starace) (first 5/21) last 6/29
Eastern Phoebe (Pheneger) (first 6/25) last 6/29
Red-eyed Vireo (David Dowell/Pheneger) (first 5/14) 2; last 6/27
++++Eldorado Mountain State Park
Red-eyed Vireo (Tom Hurley) first 6/29
Indigo Bunting (Tom Hurley) first 6/29
++++Warembourg Open Space Area
American Redstart (Ryan & Jack Bushong) first 6/28

Douglas County
++++Winkler Ranch
Dickcissel (Hugh Kingery) first 6/30
++++East Plum Creek Trail
Red-eyed Vireo (2) (Cynthia Kristensen) first 6/27

El Paso County
++++Hanover Road and area
Greater Roadrunner --west of Meridian Road (Tim Leppek/Tammy & David
McQuade) (first 6/17) 3; last 6/29
Curve-billed Thrasher (1) --west of Meridian Road (Tammy & David McQuade)
last 6/29
Sage Thrasher (1) --west of Meridian Road (Tammy & David McQuade) first
Cassin's Sparrow (1) --west of Meridian Road (Tammy & David McQuade)
first 6/29
++++Adams Open Space
Mississippi Kite (4) (Janet Stevens) last 6/29

Huerfano County
++++Santa Clara Creek (CR 310)
Hepatic Tanager (Diane Roberts:David Suddjian/Roger Massey) (first 6/12)
2; last 6/30

Jefferson County
++++Genesee Mountain Park
Williamson's Sapsucker (Myron Gerhard/David & Tammy McQuade) (first 2/26)
last 6/30
(Latest: around group picnic pavilion, also check top of Park)
++++Staunton State Park
Williamson's Sapsucker (3) (Ben Sampson/Linda Lee) (first 4/22) last 6/30
Least Flycatcher --see map (Christine Alexander) first 6/30
++++Standley Lake
Marbled Godwit (6) (David Chernack) first 6/28
Willet (19) (David Chernack) first 6/27
++++Plainview Road
Dickcissel (Eric Defonso/Timo Mitzen) (first 6/9) 2; last 6/30
(east of Plainview Road, mile from highway 72)

Jefferson/Douglas Counties County
++++Chatfield Reservoir
Least Flycatcher (12) --upstream/Kingfisher Bridge (Joey Kellner) 8; last
American Redstart --upstream/Kingfisher Bridge (Mackenzie
Goldthwait/Kellner) (first 5/19) last 6/30
Red-eyed Vireo --upstream/Kingfisher Bridge (Goodrich/Cynthia Madsen)
(first 5/27) last 6/30

Larimer County
++++Boxelder Creek & CR 19 area
Yellow-billed Cuckoo --west/bridge at CR 15 (John Shenot) first 6/30
++++Reservoir Ridge Natural Area
Dickcissel --near red tank (Michelle McKim/Caroline Olson:Andy Bankert)
(first 6/13) 5; last 6/29
++++Rist Canyon
Ovenbird --see map (Nick Komar/Georgia Doyle) (first 6/3) last 6/29
Flammulated Owl (Komar:Wade/Matt Hogan) first (first 6/25) last 6/26
++++Rocky Mountain National Park
White-tailed Ptarmigan
(1) --Medicine Bow Curve (Carl Bendorf/Marcus Roening:Jay Breidt) (first
5/30) 2; last 6/30
American Three-toed Woodpecker
(1) --Dream & Emerald Lakes (RJ Thompson) last 6/30
(2) --Bear Lake to Bierstadt (Bill & Margaret Rowe) last 6/30
(5) --Fern Lake (RJ Thompson) first 6/29
(1) --Endovalley Picnic area (Marky Mutchler) last 6/29
Brown-capped Rosy Finch
(2) --Lava Cliffs (Amy Boggan/Jay Breidt:Nick Komar) (first 6/10) 8; last
Rose-breasted Grosbeak (Marky Mutchler) first 6/29
Pacific Wren
--West Creek Falls trails (Bob & Margaret Rowe/Bez Bezuidenhout) (first
6/22) 4; 6/27
(one 100 yards up trail from junction with West Creek Falls
(two adults & on juvenile close to the junction)
Black Swift
(4) --Wild Basin (Eric DeFonso/Dan Zmolek) (first 6/21) 7; last 6/27
++++Rist Canyon
Flammulated Owl (Komar:Wade/David & Tammy McQuade) (first 6/25) last 6/30
Ovenbird --see map (Nick Komar/Georgia Doyle) (first 6/3) last 6/29
++++Kechter Road Ponds
Caspian Tern (2) (Doyle:Wade/Nick Komar) (first 6/17) 5; last 6/28
++++CSU Environmental Learning Center to Cattail Chorus
Green Heron (Lori Zabel) first 6/28

Pueblo County
++++Swallows Road
Cassin's Kingbird (Zervos/MaryLynne Ketcham) first (first 6/18) last 6/28
Curve-billed Thrasher (Stevens:Michaels/Ketcham) (first 3/1) last 6/28
Northern Mockingbird (Ketcham) last 6/28
Cassin's Sparrow (2) (Gloria Nikolai/Ketcham) (first 6/18) last 6/28

Weld County
++++Pawnee National Grasslands area
Mountain Plover
(5) --CR 89/north/hwy 14 (Matthew Crawford/Luke Seitz) (first 6/23) 3;
last 6/30
(4) --Hwy 14/west/CR 89 (Delaney Kempf) last 6/26
Burrowing Owl
(1) --CR 110/east/CR 73 (Marky Mutchler) last 6/30
(4) --CR 96/west/CR 77 (Marcus Roening) 1; last 6/29
Chestnut-collared Longspur
(6) --CR 49/north/CR 108 (Marcus Roening/Luke Seitz) (first 6/29) 14;
last 6/30
Cassin's Sparrow
(1) --CR 49/north/CR 108 (Luek Seitz) first 6/30
(11) --CR 114/east/hwy 85 (Greg Fleming/Seitz) (first 6/13) last 6/30
Long-billed Curlew (4) --CR 122/east/CR 83 (Marcus Roening) first 6/28
++++Adams and Bunker Reservoirs
Mountain Plover (Marcus Roening) first 6/28
++++Lower Latham Reservoir
Black Rail --south & north sides of CR 48 (Doug Faulkner/Mlodinow) (first
6/2) 1; last 6/26
(would be 4th & 5th Weld Cty historical record; Colorado Bird Records
Board has an additional five unconfirmed sightings)


Kiowa County
++++Upper & Lower Queens Reservoirs
Common Loon (Doug Faulkner) first 6/28
Long-billed Curlew (Doug Faulkner) first 6/28

Kit Carson County
++++Burlington Water Treatment Pond
Dickcissel (4) (Marky Mutchler) first 6/26

Prowers County
++++Fencerow, West of Hwy 385
Upland Sandpiper (2) --btw CR CC & CR X (Jane Stulp) first 6/26


Alamosa County
++++Zapata Falls & area
Black Swift (1) (Jeff Dawson) first 6/29

Archuleta County
++++Pagosa Springs & area
Lewis's Woodpecker (1) --Cloman Park (Ben Bailey) last 6/29
++++Garcia Canyon
Mexican Whip-Poor-will (possible 2 locations, audio captured) (Terry
Michaels:Richard Stevens) first 6/10
++++Fosset Gulch Road
Grace's Warbler (5) (Stevens:Michaels) first 6/9

Chaffee County
++++Mt Belford trail
White-tailed Ptarmigan (Jeff Hayes) first 6/30
++++Chaffee County
Lewis's Woodpecker (2) --1131 Caliente Lane, Ponch Springs (George
Mayfield) first 6/30
++++Near Maysville
Pinyon Jay (5) --CR 220 (Gaylee & Richard Dean) first 6/29

Chaffee/Saguache Counties
++++Marshall Pass
American Three-toed Woodpecker (4) Stevens:Michaels) first 6/28
Williamson's Sapsucker (2) (Stevens:Michaels) first 6/28
Purple Martin (2) (Stevens:Michaels) first 6/28
Flammulated Owl (2) (Stevens:Michaels) first 6/28
American Three-toed Woodpecker (3) (Stevens:Michaels) first 6/27
Williamson's Sapsucker (2) (Stevens:Michaels) first 6/27
Purple Martin (2) (Stevens:Michaels) first 6/27
Northern Saw-whet Owl (2) --O'Haver Lake (Stevens:Michaels) first 6/27
Flammulated Owl (4) (Stevens:Michaels) first 6/27

Clear Creek County
++++Mt. Evans Road
Barrow's Goldeneye --Echo Lake (Nathan Senner/David & Tammy McQuade)
(first 5/2) 1; last 6/30
Brown-capped Rosy Finch (3) --northwest corner/Summit Lake
(Stevens:Michaels/Dave King & all) (first 5/30) 2; last 6/27
White-tailed Ptarmigan (2) --east/Summit Lake parking lot
(Stevens:Michaels/Dave King & all) (first 5/30) 1; last 6/27
American Three-toed Woodpecker --Echo Lake Campgrounds
(Stevens:Michaels/Dave King & all) (first 5/30) last 6/27
Ovenbird --Chicago Creek Road (Chris Wood) first 6/27
American Three-toed Woodpecker --Chicago Lakes--Idaho Springs Reservoir
(Chris Wood) first 6/27
Dusky Grouse --Chicago Lakes Trail 3s (Chris Wood) first 6/27
++++Guanella Pass
White-tailed Ptarmigan --Square Top Trail (Forrest Rowland) first 6/28
Brown-capped Rosy Finch (2) --Square Top Trail (Forrest Rowland) first

Clear Creek/Summit Counties
++++Loveland Pass
White-tailed Ptarmigan (3) --summit (Colin Clark) last 6/25

Delta County
++++Fruitgrower's Reservoir
Willet (2) (Rick Harner) first 6/29

Dolores County
++++Bradfield Bridge Campgrounds Site
Black Phoebe (2) (Glenn Dunmire/Ross Hubbard) (first 3/25) again 6/26

Eagle County
++++Spring Park Reservoir
Tundra Swan (Babs Buck) reported 6/28

Fremont County
++++Arkansas Riverwalk
Eastern Phoebe --Sells Pond to Raynolds Avenue (Catherine Olin) 2; last
Black Phoebe --Sells Pond to Raynolds Avenue (Rich Miller/Olin) (first
3/28) last 6/29
++++MacKenzie Avenue, Canon City
Dickcissel (12) --see map (Setta Moss) (first 6/10) last 6/26
(latest: Grandview Avenue)
++++Brewster Lane & McCumber Lane, Florence
Dickcissel (4) (Setta Moss) (first 6/13) last 6/26

Garfield County
++++Hanging Lake
Black Swift (2) (Josh King/Washburn:Thompson) (first 6/11) last 6/30
++++White Owl Lake
Boreal Owl (2 heard) (Washburn:Thompson) last 6/29-30
++++Blue Creek Open Space
Lewis's Woodpecker (3) (Bill Schmoker/Washburn:Thompson) (first 6/28)
last 6/29
++++Smith Lake
Barrow's Goldeneye (Kathy Mihm-Dunning) first 6/28
++++County Road 155
Barrow's Goldeneye (1) --Lake of the Woods Overlook (Kathy Mihm-Dunning)
first 6/27
Barrow's Goldeneye (16) --Trappers Lake (Kathy Mihm-Dunning) first 6/27

Gunnison County
++++Mirror Lake
Rufous Hummingbird --Tincup (Stevens:Michaels) first 6/30
Calliope Hummingbird (early) --Tincup (Stevens:Michaels) first 6/30
American Three-toed Woodpecker (4) (Stevens:Michaels) first 6/30
Northern Pygmy-Owl (2) (Stevens:Michaels) first 6/30
++++Cumberland Pass
White-tailed Ptarmigan (2) (Stevens:Michaels) first 6/29
Pinyon Jay (6) (Stevens:Michaels) first 6/29
Northern Pygmy-Owl (2) (Stevens:Michaels) first 6/29
Boreal Owl (Stevens:Michaels) first 6/29
++++Kebler Pass
Purple Martin --Traditional tree near mile 11 (Washburn:Thompson) 2;
first 6/28
American Three-toed Woodpecker (2) (Washburn:Thompson) first 6/28
Dusky Grouse 2; (Washburn:Thompson) first 6/28
++++Taylor Park Canyon
American Three-toed Woodpecker (Washburn:J. Thompson)) first 6/26
Band-tailed Pigeon (4) (Washburn:J. Thompson)) first 6/26
(All above: Lakeview Campgrounds)
++++Summit at Cottonwood Pass
White-tailed Ptarmigan (Washburn:Jamie Thompson) first 6/27
++++West Fork Cimmarron River
American Three-toed Woodpecker (Jon Horn) first 6/27

Hinsdale County
++++North Clear Creek Falls
Black Swift (Steve & Sue Whitmer) first 6/26

Jackson County
Greater Sage-Grouse (see website)

La Plata County
++++Wildcat Canyon (Rafter J)
Lewis's Woodpecker (Pablo Quezada/David Dunford) (first 6/10) 1; last 6/29
Acorn Woodpecker (2) (David Dunford) last 6/29
++++Huck Finn Pond & Animas River Trail
Lewis's Woodpecker (Ryan Votta) 1; last 6/28
++++Rancho Durango Road
Cassin's Kingbird (4) (Jim Beatty) first 6/28
Sagebrush Sparrow (Jim Beatty) first 6/28

Mesa County
++++Horsethief Canyon Wildlife Area
Black Phoebe (2) (David Price/Carol Ortenzio) (first 3/31) last 6/30
++++Uncompahgre Plateau
Grace's Warbler (3) --divide rd, thimble point (Henwood/Drew Kelly)
(first 5/30) last 6/30
Lewis's Woodpecker (2) --Brushy Ridge Road, see map (Mike Henwood) first
Purple Martin (4) --Brushy Ridge Road-Dominguez Road to Snipe Mountain
(Henwood:Wibbens/Henwood) (first 6/2) 6; last 6/28
Grace's Warbler (1) --Jack's Canyon (Eric DeFonso/Mike Henwood) (first
5/10) 2; last 6/28
++++Upper Plateau Creek near Molina
Dickcissel (Connie Moffatt) first 6/29
++++Connected Lakes State Park Area
Black Phoebe --past power plant (Nic Korte) last 6/29
++++Me 3/4 Road & Area
Bobolink (2) --0.2 miles/west/57 Road (Jim Liewer/Nick Korte) (first
5/28) 2; last 6/28
Dickcissel --0.15 miles/west/57 road (Jim Liewer:Peter Robinson/Korte)
(first 6/24) last 6/28
++++Grand Mesa (Hwy 65)
Boreal Owl --Visitor's Center (CoBus group/Gaylee & Richard Dean) (first
3/31) last 6/28
++++Colorado National Monument
Gray Vireo --Devil's Kitchen trail (Mike Henwood/Richard & Gaylee Dean)
(first 4/19) last 6/28
Black-throated Sparrow --Devil's Kitchen (1) (Dean) last 6/28

Moffat County
++++County Road 17
Greater Sage-Grouse (6) (Chip Clouse) first 6/26

Montrose County
++++Old Hwy 90 through Silver Hawk Ranch
Indigo Bunting (Coen Dexter:Brenda Wright) (first 5/15) last 6/27
++++Nucla Sewer Ponds
Lesser Nighthawk (Dexter:Wright) (first 6/9) last 6/26

Ouray County
++++Ouray and Box Canyon Falls
Black Swift (Niler Pyeatt/Gaylee Dean) (first 5/31) 2; last 6/29

Park County
++++Kenosha Pass
Dusky Grouse --east side (Stevens:Michaels) first 6/25
Flammulated Owl --east side (Stevens:Michaels) first 6/25
Northern Pygmy-Owl --east side (Stevens:Michaels) first 6/25
American Three-toed Woodpecker --west side (Stevens:Michaels) first 6/25
++++James Mark Jones Wildlife Area
Mountain Plover (3) (Denise Bretting) first 6/22

Routt County
++++Oak Creek Area
Purple Martin (3m,1f) --2.5 miles up CR 29 (Tom Hall) first 6/24
Band-tailed Pigeon --Oak Creek (Tom Hall) first 6/24
Sagebrush Sparrow --2 miles/west/yampa at CR turnoff (Hall) first 6/24

San Juan County
++++Little Molas Lake
Boreal Owl (5) (Bryan Calk) first 6/24

Good Birding!

Directions to birding spots and s on CoBus website:

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