Date: 6/25/18 3:25 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for June 25, 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: 6/24/2018
Boulder (Tricolored Heron, Little Blue Heron, Green Heron, Red-eyed Vireo,
American Redstart, Chestnut-sided Warbler, Bobolink)
Broomfield (Northern Parula)
Chaffee (Eastern Phoebe)
Custer (Ovenbird)
Denver (Green Heron, Red-eyed Vireo)
El Paso (Mississippi Kite, Indigo Bunting)
Fremont (Dickcissel, Cassin's Kingbird, Black-throated Sparrow, Cassin's
Garfield (Boreal Owl, Barrow's Goldeneye)
Jefferson (Dickcissel, Williamson's Sapsucker)
Jefferson/Douglas (Eastern Phoebe)
Mesa (Dickcissel, Bobolink)
Prowers (Baltimore Oriole)
Pueblo (Mississippi Kite, Yellow-throated Warbler, Cassin's Kingbird,
Curve-billed Thrasher, Grace's Warbler, American Three-toed Woodpecker,
Williamson's Sapsucker, Owls)
Routt (Sagebrush Sparrow, Band-tailed Pigeon, Purple Martin)


Adams County
++++Rocky Mountain Arsenal
Northern Mockingbird --0.2 miles/west of Havana & 72nd Avenue
(Stevens:Kosten) first 6/23
Burrowing Owl --wildlife drive, 0.2 miles/north/mile marker 9.0
(Stevens:Kosten) first 6/23

Arapahoe County
++++Richmil Ranch Open Space & Area
Cassin's Kingbird (6) (Suddjian/Stevens:Kosten) (first 5/28) 3; last 6/23
Northern Mockingbird (4) (Stevens/Stevens:Kosten) (first 6/1) last 6/23
++++Eastern Arapahoe County
Burrowing Owl --CR 30, 0.2 miles/east/CR 149 (Stevens:Kosten) (first 4/1)
2; last 6/23
Burrowing Owl (3) --CR 129, 0.7 miles/south/Orchard Road
(Stevens/Stevens:Kosten) (first 4/27) 3; last 6/23
++++Gun Club Road area
Burrowing Owl --0.4 miles/south/Colfax & Toll Road (Stevens) first (first
5/3) last 6/22
Northern Mockingbird --behind Toll Road office/6th Avenue (Stevens) first

Boulder County
++++Walden Ponds & Boulder Creek Map
Tricolored Heron (Takamine/Kiki Widjaja) (first 6/9) last 6/24
Little Blue Heron (immature) (Joel Such/Widjaja) (first 6/11) last 6/24
Little Blue Heron (adult) (Shelby Thomas/Burger) (first 6/4) last 6/23
(Above: Cottonwood Marsh)
Eastern Phoebe --White Barn/Boulder Crk/75th Street (Norm Lewis/Cyndy
Johnson:Maureen Blackford) (first 3/31) last 6/23
++++Golden Ponds Map
Green Heron (Carl Bendorf/Luke Pheneger) (first 5/21) last 6/24
Red-eyed Vireo (David Dowell/Pheneger) (first 5/14) last 6/24
++++Mesa South Trail Map
American Redstart (Dan Zmolek:Leslie S) last 6/24
Chestnut-sided Warbler --southeast of parking lot (Dan
Zmolek/Widjaja:Rutenbeck) (first 6/16) last 6/24
Red-eyed Vireo (Steve Frye) first 6/23
Rose-breasted Grosbeak --see map (Cindy Martin/Sue Riffe) (first 6/21)
last 6/22
++++Boulder Open Space Office & area Map
Bobolink (2) (Elena Klaver/Kiki Widjaja) (first 6/2) 8; last 6/24
++++Eldora Road
Rose-breasted Grosbeak --see map (Jim Commers) first 6/23
++++Boulder Open Space Office & area
Bobolink (2) (Elena Klaver/Susan Blansett) (first 6/2) last 6/23
++++Niwot Area and Gunbarrel Hill
Cassin's Sparrow (Luke Pheneger:Peter Burke/Leslie S) (first 6/16) last
Burrowing Owl (2) (Chris Brown/Richard Trinkner) (first 4/14) 1; last 6/20
Eastern Meadowlark (Lilian's) (Christian Nunes/Johanna Beam) (reported
6/13) reported 6/20
(pullover south side of Lookout Road, 0.7 miles east of 75th street)
++++Heil Valley Ranch
Cassin's Kingbird (Dan Zmolek:Leslie S) last 6/23

Broomfield County
++++Pond near Parking Lot, 295 Interlocken Blvd, Broomfield
Northern Parula (Doug Faulkner/Kiki Widjaja) (first 6/21) last 6/24

Denver County
++++Bluff Lake Nature Area
Green Heron (George Ho) (first 6/21) last 6/24
Red-eyed Vireo (Stevens) (first 6/23) last 6/24

Douglas County
++++West Cherry Creek Road
Bobolink --south/East Smith Road (Alan Versaw) first 6/20
++++Rampart Range Road at Hwy 67
American Three-toed Woodpecker (Richard Stevens) last 6/20
Williamson's Sapsucker (Gwen Moore/Stevens) (first 3/20) last 6/20
++++Spruce Mountain Open Space
Ovenbird (8) (John Drummond) first 6/20

El Paso County
++++Adams Open Space Map
Mississippi Kite (2) (Melanie Herring) last 6/24
Cassin's Kingbird (Cathy Bondy) last 6/2
++++Cheyenne Mountain Park Map
Indigo Bunting (Tanja Britton/Driscoll) (first 6/20) last 6/24
Ovenbird (up to 3) (Ken Burton/Roger Massey) (first 5/6) 2; last 6/23
++++Hanover Road and area
Greater Roadrunner --at Meridian Road (Tim Leppek/Kevin & Gary Ash)
(first 6/17) last 6/23
++++Squirrel Creek Road Area
Burrowing Owl --at Ellicott Road (Nate Kauffman/Roger Massey) (first
5/21) 5; last 6/23
++++Ramah Wildlife Area
Northern Mockingbird (5) (Ketcham/Roger Massey) (first 6/19) 2; last 6/23
++++Tamlin Road
Cassin's Sparrow (3) (Sharon Milto) first (first 6/17) last 6/22

Huerfano County
++++Santa Clara Creek (CR 310)
Hepatic Tanager (Diane Roberts:David Suddjian/Sue Riffe) (first 6/12)
last 6/22

Jefferson County
++++Plainview Road
Dickcissel (Eric Defonso/Bez Bezuidenhout) (first 6/9) last 6/24
(east of Plainview Road, mile from highway 72)
++++Staunton State Park Map
Williamson's Sapsucker (3) (Ben Sampson/Reed Gorner) (first 4/22) last
American Three-toed Woodpecker (Michael Kiessig) first 6/21
++++Cheesman Reservoir & Stony Pass Road
Lewis's Woodpecker (Frank Farrell/Matthew Crawford) (first 6/1) last 6/23
Red-headed Woodpecker (Crawford) last 6/23
American Three-toed Woodpecker --Cheesman Canyon trail (Stevens) first
++++Reynolds Park
Dusky Grouse (Chris Wood) last 6/23
Williamson's Sapsucker (Stevens & all/Chris Wood) (first 4/5) last 5/23
++++Standley Lake
Northern Mockingbird (David Chernack/Cody Russell) (first 6/4) 2; last
++++Deer Creek area/South Valley Park
Ovenbird (2) --near entrance/see map (Suddjian) first 6/22
Eastern Phoebe (2) --Deer Creek at Buckhorn Road (David Suddjian) 1; last
++++Bear Creek Lake Park
Least Flycatcher (1) (Reed Gorner) first 6/21
++++Pine Valley Ranch Park & Pike National Forest
American Three-toed Woodpecker (2) --Strawberry Jack Tr/south/Park View
Tr (Stevens) last 6/21
Northern Pygmy-Owl --Strawberry Jack Tr (Stevens) last 6/21
++++Wellington Lake Road area
American Three-toed Woodpecker (Richard Stevens) first 6/21
++++Staunton State Park
American Three-toed Woodpecker (Michael Kiessig) first 6/21
++++Genesee Mountain Park
Williamson's Sapsucker (Myron Gerhard/Yvonne Parrott) (first 2/26) last
(Latest: top of park, also check around group picnic pavilion)

Jefferson/Douglas Counties County
++++Chatfield Reservoir
Eastern Phoebe (2) --Denver Botanic Gardens (fee area) (Gerhard/Dylan
Cooper) (first 5/17) last 6/24
Least Flycatcher --downstream/Kingfisher Bridge (9) (Mark Chavez) last
American Redstart --downstream/Kingfisher Bridge (Mark Chavez) first 6/21
Least Flycatcher --Plum Creek Delta (Diane Roberts/Jeremy Gardner) (first
6/16) last 6/20
American Redstart --downstream/Kingfisher Bridge (Betty Glass/G Stackes)
(first 5/31) last 6/20

Larimer County
++++Kechter Road Ponds
Caspian Tern (2) (Doyle:Wade/Jim Nachel) (first 6/17) last 6/23
++++Rocky Mountain National Park
Pacific Wren
--West Creek Falls trails (Bob & Margaret Rowe/Nick Komar:David Wade)
(first 6/22) last 6/23
White-tailed Ptarmigan
(1) --Medicine Bow Curve (Carl Bendorf/Gaylee Dean) (first 5/30) 1; last
American Three-toed Woodpecker
(adult, young) --west/Nymph Lake, Bear Lake area (Bob Righter) last 6/23
(1) --Hidden Valley (Nate Senner/David Blue) (first 5/24) last 6/23
Dusky Grouse --see map (David Blue) first 6/23
Brown-capped Rosy Finch
(2) --Lava Cliffs (Amy Boggan/Kaempfer:Vanderpoel) (first 6/10) 1; last
(1) --Medicine Bow Curve (Jon Smith) last 6/23
Black Swift
(2) --Fern Lake (William Phelan) first 6/22
(4) --Wild Basin (Eric DeFonso) first 6/21
++++CSU Environmental Learning Center to Cattail Chorus
Indigo Bunting (Jim Nachel) last 6/23
Eastern Screech-Owl (Lori Zabel) last 6/21
++++Lory State Park
Least Flycatcher (Nick Komar:Jeff Shenot) first 6/22
Dickcissel (Chris Funk:Jeff Shenot) first 6/22
(above: south end of Lodgepole Drive)
++++Soapstone Prairie Natural Area
Burrowing Owl (2) (Andy Bankert) first 6/22
Cassin's Sparrow (Bruening/Bankert) (first 6/9) 3; last 6/22
Baird's Sparrow (up to 5) --see directions (Andy Bankert) (first 5/16) 1;
last 6/22
++++Reservoir Ridge Natural Area
Dickcissel --near red tank (Michelle McKim/Josh Bruening) (first 6/13) 8;
last 6/21
Bobolink (4) (Josh Bruening) (first 5/11) 1; last 6/21

Pueblo County
++++Mineral Palace Park area
Yellow-throated Warbler (2) --16th & Court (Van Truan/Mlodinow) (first
4/26) 1; last 6/24
Mississippi Kite (2) (Mlodinow) last 6/24
++++Pueblo Mountain Park
Grace's Warbler (Jim Merritt/Mlodinow) (first 5/26) last 6/24
++++Swallows Road
Cassin's Kingbird (Matthew Crawford) last 6/24
Curve-billed Thrasher (Stevens:Michaels/Crawford) (first 3/1) last 6/24
Northern Shrike (Kevin Ash) reported 6/23
++++Hwy 78
American Three-toed Woodpecker (Mlodinow) first 6/24
Williamson's Sapsucker (Mlodinow) first 6/24
Northern Pygmy-Owl (Mlodinow) last 6/24
Northern Saw-whet Owl (Mlodinow) last 6/24
Flammulated Owl (Mlodinow) last 6/24
++++Olive Marsh
Red-eyed Vireo (Van Truan) first 6/22

Weld County
++++Pawnee National Grasslands area
Mountain Plover
(7) --Hwy 390/south/CR 100 (Justin Lawson) first 6/23
(5) --CR 89/north/hwy 14 (Matthew Crawford) first 6/23
(7) --CR 100/west/Hwy 390 (Gregoriah Hartman/Duberstein) (first 4/7) 4;
last 6/21
(2) --CR 83, north of hwy 14 (Jennie Duberstein) first 6/21
Long-billed Curlew
(1) --Hwy 390/south/CR 100 (Lawson) first 6/23
(2) --CR 110/CR 73 (Matt Hogan) first 6/23
Burrowing Owl
(2) --CR 100/west/Hwy 390 (Duberstein) 6; last 6/21
(4) --CR 96/west/CR 77 (Duberstein) last 6/21
Northern Mockingbird
(1) --CR 96/west/CR 77 (Duberstein) first 6/21
Chestnut-collared Longspur
(1) --CR 96/west/CR 77 (Duberstein) last 6/21
(2) --CR 114/east/CR 45 (Duberstein) last 6/21
(3) --CR 45/south/CR 122 (William Phelan) first 6/21
++++Baxter Lake
Yellow-billed Cuckoo (Mlodinow) first 6/21


Las Animas County
++++North Lake Wildlife Area
Common Loon (Goodrich:Troth/Marcel Such) (first 6/18) last 6/21

Prowers County
Baltimore Oriole --S. 13th Street/W. Parkway Drive (Dorothy Russell)
first 6/24


Logan County
++++Highway 138
Upland Sandpiper (Bez Bezuidenhout) (first 6/3)
(Latest: CR 83/north/hwy 138 (2) (Susan Pellegrini) last 6/21
(east of CR 85; can be anywhere east of Crook to CR 95); Rebecca Laroche)
last 6/19
Burrowing Owl (6) --Crook to Red Lion Wildlife Area (Chris Wood) last 6/21
++++Tamarack Ranch Wildlife Area
Yellow-billed Cuckoo (up to 11) (Stevens:Michaels/Chris Wood) (first
5/18) 1; last 6/21
Bell's Vireo --western section (Stevens:Michaels/Pellegrini:Wood) (first
5/18) 1; last 6/21
Red-headed Woodpecker (Chris Wood) last 6/21
Northern Cardinal (Chris Wood) last 6/21
Baltimore Oriole (Pellegrini:Wood) last 6/21
++++Red Lion Wildlife Area
Red-headed Woodpecker (Elaine Wagner/Wood) 5/30) last 6/21

Morgan County
++++Fort Morgan Ponds & Riverside Park
Yellow-billed Cuckoo (Greg Goodrich) first 6/23
Red-headed Woodpecker (5) (Greg Goodrich) first 6/23


Archuleta County
++++ =Pagosa Springs & area
Lewis's Woodpecker (1) --Vista Pond (Ben Bailey) first 6/22
++++Navajo Reservoir
Black Phoebe --Piedra Bridge Natural Walk (Byron Greco/Ben Bailey) (first
3/26) last 6/21
++++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
++++Sands Lake Wildlife Area Map
Eastern Phoebe (2) (Christian Hagenlocher/Sally Waterhouse) (first 4/22)
1; last 6/24
++++Franz Lake Wildlife Area Map
Eastern Phoebe (Sally Waterhouse) first 6/24
++++Brown's Canyon National Monument
Gray Flycatcher (Laroche/Rebecca Laroche:Diane Roberts) first (first
5/20) last 6/22
++++Ute Trail, Salida
Dickcissel (4) (Todd Deininger) first 6/22

Clear Creek County
++++Guanella Pass
American Three-toed Woodpecker --near Duck Lake (David Suddjian) last 6/22
++++Mt. Evans Road
Brown-capped Rosy Finch --top (David Haskell/Michael Walther) (first
6/14) last 6/22
Barrow's Goldeneye --Echo Lake (Nathan Senner/Stevens & all) (first 5/2)
2; last 6/18
Brown-capped Rosy Finch (3) --northwest corner/Summit Lake
(Stevens:Michaels/Stevens) (first 5/30) 2; last 6/18
White-tailed Ptarmigan (2) --east/Summit Lake parking lot
(Stevens:Michaels/Stevens) (first 5/30) 1; last 6/18
American Three-toed Woodpecker --Echo Lake Campgrounds
(Stevens:Michaels/Stevens) (first 5/30) last 6/18

Clear Creek/Summit Counties
++++Loveland Pass
White-tailed Ptarmigan (2) --west side (Scott Somershoe) last 6/22

Custer County
++++Davenport Campgrounds Road
Ovenbird (Steve Mlodinow) first 6/24
++++DeWeese Reservoir
Black Phoebe (Rich Miller) first 6/21

Fremont County
++++MacKenzie Avenue, Canon City Map
Dickcissel (12) --see map (Setta Moss) (first 6/10) last 6/24
++++Brewster Lane, Florence Map
Dickcissel (4) (Setta Moss) (first 6/13) last 6/24
++++Chandler Road
Cassin's Kingbird (4) (Dale & Joel Adams) first 6/24
Black-throated Sparrow (2) (Adams) first 6/24
Cassin's Sparrow (7) (Adams) first 6/24
++++Arkansas Riverwalk
Eastern Phoebe --Sells Pond to Raynolds Avenue (Catherine Olin) 1; last
Lewis's Woodpecker --Hwy 115/north/6th street (Norm Lewis) first 6/22
++++Howard Area
Lewis's Woodpecker (Sandra Ewald) first 6/22

Garfield County
++++White Owl Lake Map
Boreal Owl (2 heard) (Zerbi) last 6/24
Barrow's Goldeneye (2) (JoAnn Riggle/Vic Zerbi) (first 6/20) last 6/24
++++Bison Lake
Barrow's Goldeneye (7) (39.656322,-107.139923) (Riggle) first 6/20

Jackson County
++++Jackson County Road 26 Area
Greater Sage-Grouse (8) --CR 26A (Matt Hogan/Richard & Gaylee Dean)
(first 6/22) 14; last 6/23
++++Arapaho National Wildlife Refuge
Greater Sage-Grouse (3) --CR 31 (Bill Kaempfer:John Vanderpoel) first 6/23
Willet (6) (Mlodinow/Gaylee Dean) (first 6/2) 2; last 6/22
Long-billed Curlew (2) (Matt Hogan) reported 6/21
++++Colorado State Forest
American Three toed Woodpecker (1) --Ruby Jewell Road (Stevens:Michaels)
last 6/15
Boreal Owl (1 heard) --Ruby Jewell Road (Stevens:Michaels) last 6/15
Flammulated Owl (1) --Ruby Jewell Road (Stevens:Kosten) (first 5/27) last

La Plata County
++++County Road 100 Bridge
Black Phoebe (James Beatty) first 6/23
++++Huck Finn Pond & Animas River Trail
Lewis's Woodpecker (Ryan Votta) 2; last 6/21
++++Vallecito Reservoir
Lewis's Woodpecker (3) (David Dunford/Joe Gyekis) (first 6/15) last 6/21

Mesa County
++++Me 3/4 Road & Area Map
Dickcissel --0.15 miles/west/57 road (Jim Liewer:Peter Robinson) first
Bobolink (2) --0.2 miles/west/57 Road (Jim Liewer) (first 5/28) 3; last
++++County Road 71 4/10
Purple Martin (Ronda Woodward:Rodene Harwood) first 6/23
++++James Robb Colorado River State Park, Pear Park
Caspian Tern (Roger Clark) first 6/21
(River Front Trail 1/4 Mi east of 29 Road)
++++Grand Mesa (Hwy 65)
American Three-toed Woodpecker (1) --Hwy 65/CR 100 (Denise & Mark
Vollmar) (first 6/12) 2; last 6/20
++++Uncompahgre Plateau
Purple Martin (4) --Brushy Ridge Road-Dominguez Road to Snipe Mountain
(Henwood:Wibbens/Henwood) (first 6/2) 6; last 6/20
++++Brewster Ridge area
Scott's Oriole --2 Road (Jon Horn) first 6/17
Scott's Oriole (2) (Pablo Quezada/Denise & Mark Vollmar) (first 6/12) 3;
last 6/16

Ouray County
++++Ouray and Box Canyon Falls
Black Swift (Niler Pyeatt/Jack Rodgers) (first 5/31) 12; last 6/17
++++Billy Creek Wildlife Area
Black Phoebe --bridge over Billy Creek (Kent Nelson/Betty Fenton) (first
5/5) 1; last 6/17

Park County
++++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

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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