Date: 6/23/18 3:39 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for June 23, 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: 6/22/2018
Arapahoe (Burrowing Owl, Northern Mockingbird)
Archuleta (Lewis's Woodpecker)
Boulder (Tricolored Heron, Little Blue Heron, Chestnut-sided Warbler,
Rose-breasted Grosbeak)
Broomfield (Northern Parula)
Chaffee (Gray Flycatcher, Dickcissel)
Clear Creek (American Three-toed Woodpecker, Brown-capped Rosy Finch,
White-tailed Ptarmigan)
Custer (Black Phoebe)
Denver (Green Heron, Mississippi Kite)
El Paso (Cassin's Sparrow)
Fremont (Eastern Phoebe, Lewis's Woodpecker)
Jackson (Greater Sage-Grouse, Willet, Long-billed Curlew)
Jefferson (Dickcissel, Northern Mockingbird, Red-headed Woodpecker,
Larimer (Caspian Tern, Bobolink, Black Swift, Pacific Wren, Least
Flycatcher, Dickcissel, Burrowing Owl, Cassin's Sparrow, Baird's Sparrow,
Park (Mountain Plover)
Pueblo (Yellow-throated Warbler, Red-eyed Vireo)


Arapahoe County
++++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
Tricolored Heron (Takamine/Justin Lawson) (first 6/9) last 6/22
Little Blue Heron (adult) (Shelby Thomas/Lawson) (first 6/4) last 6/22
Little Blue Heron (Joel Such/Behl:Keirn) (first 6/11) last 6/20
(Above: Cottonwood Marsh)
++++Mesa South Trail
Chestnut-sided Warbler --southeast of parking lot (Dan Zmolek/Sue Riffe)
(first 6/16) last 6/22
Rose-breasted Grosbeak --see map (Cindy Martin/Sue Riffe) (first 6/21)
last 6/22
++++Crane Hollow Road
Dickcissel --west side/200 yards south of bridge Sue Riffe/Bob Fiehweg)
(first 6/15) 2; last 6/20
Bobolink (Boulder Bird Club) first 6/20
++++Niwot Area and Gunbarrel Hill
Burrowing Owl (2) (Chris Brown/Richard Trinkner) (first 4/14) 1; last 6/20
Cassin's Sparrow (Luke Pheneger:Peter Burke/Trinkner) (first 6/16) last
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)
++++Golden Ponds
Red-eyed Vireo (David Dowell) (first 5/14) last 6/20
++++Chautauqua Park
Ovenbird (Matt Hofeditz) first 6/20

Broomfield County
++++Pond south, 200 Interlocken Blvd, Broomfield
Northern Parula (Doug Faulkner/David Ely) (first 6/21) last 6/22

Denver County
++++Bluff Lake Nature Area
Green Heron (George Ho/Candice Johnson) (first 6/21) last 6/22
++++Bear Creek Greenbelt
Mississippi Kite --see map (Chris Wood) first 6/22

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
++++Tamlin Road
Cassin's Sparrow (3) (Sharon Milto) first (first 6/17) last 6/22
++++Ute Valley Park
Ash-throated Flycatcher (David & Cheryl Hubbard/Melanie Herring) (first
6/18) last 6/21
++++Cheyenne Mountain Park
Ovenbird (up to 3) (Ken Burton/Tanja Britton) (first 5/6) 8; last 6/20
Indigo Bunting (Tanja Britton) first 6/20

Jefferson County
++++Plainview Road
Dickcissel (Eric Defonso/Rob Cassady) (first 6/9) 6/22
(east of Plainview Road, mile from highway 72)
++++Standley Lake
Northern Mockingbird (David Chernack/Cody Russell) (first 6/4) 2; last
Cheesman Reservoir & Stony Pass Road
Red-headed Woodpecker (Myron Gerhard) last 6/22
Lewis's Woodpecker (Frank Farrell/Stevens) (first 6/1) last 6/20
American Three-toed Woodpecker --Cheesman Canyon trail (Stevens) first
++++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 See Trail s
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
Grace's Warbler (Lane Quinn) reported 6/15
(there are no Grace's Warbler records for Jefferson Cty)
++++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)
++++Cheesman Reservoir & Stony Pass Road
Lewis's Woodpecker (Frank Farrell/Stevens) (first 6/1) last 6/20
Red-headed Woodpecker (2) (Stevens) last 6/20
American Three-toed Woodpecker --Cheesman Canyon trail (Stevens) first
++++Reynolds Park
Dusky Grouse (Stevens & all) last 6/19
--Raven's Roost trail, south of Elkhorn trail)
American Three-toed Woodpecker (Stevens & all) last 6/19
(north of interserction of Oxen Draw, Raven's Roost & Eagle's View trails)

Jefferson/Douglas Counties County
++++Chatfield Reservoir
Least Flycatcher --downstream/Kingfisher Bridge (9) (Mark Chavez) last
Eastern Phoebe (2) --Denver Botanic Gardens (fee area) (Gerhard/Barbara
FAhey:Cynthia Madsen) (first 5/17) last 6/21
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/Bankert:Olson) (first 6/17) last 6/22
Fossil Creek Reservoir
Bobolink (Andy Bankert:Caroline Olson) first 6/22
++++Rocky Mountain National Park
Black Swift
(2) --Fern Lake (William Phelan) first 6/22
(4) --Wild Basin (Eric DeFonso) first 6/21
Pacific Wren
(1) --West Creek Falls trails (Bill & Margaret Rowe) reported 6/22
++++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
++++Rocky Mountain National Park
Brown-capped Rosy Finch (2) --Lava Cliffs (Amy Boggan/Phelan:Lawson)
(first 6/10) 2; last 6/21
American Three-toed Woodpecker
(1) --Hidden Valley (Nate Senner/Justin Lawson) (first 5/24) last 6/21
White-tailed Ptarmigan (1) --Medicine Bow Curve (Carl Bendorf/Shelley
Funai) (first 5/30) last 6/17
++++CSU Environmental Learning Center to Cattail Chorus
Eastern Screech-Owl (Lori Zabel) last 6/21
++++Horsetooth Reservoir
Tennessee Warbler --south end Inlet Bay, fee area; see directions (Arvind
Panjabi) first 6/20
++++YMCA of the Rockies
Chestnut-sided Warbler (female) --banding station (Scott Rashid) first
++++Wellington Wildlife Area
Dickcissel --CR 64/btw parking lot & County Line (Gary Lefko) first 6/19
Cassin's Sparrow (Lefko) first 6/19

Pueblo County
++++Mineral Palace Park area
Yellow-throated Warbler (2) --16th & Court (Van Truan) (first 4/26) 1; last
++++Olive Marsh
Red-eyed Vireo (Van Truan) first 6/22

Weld County
++++Pawnee National Grasslands area
Mountain Plover
(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
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


Baca County
++++Picture Canyon
Red-bellied Woodpecker (Sue Riffe) first 6/20

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

Otero County
++++Higbee Valley Road Area (CR 804)
Yellow-billed Cuckoo --see map (Sue Riffe) first 6/20
Vermilion Flycatcher (male) (Sue Riffe) fisrt 6/20
Red-headed Woodpecker --see map (Sue Riffe) first 6/20
Eastern Bluebird (2) --see map (Sue Riffe) first 6/20
Painted Bunting (male) (Sue Riffe) first 6/20
++++Vogel Canyon area
Cassin's Sparrow (4) --David Canyon Road (Sue Riffe) 6/20
Cassin's Sparrow --CR 25 (Sue Riffe) first 6/20
++++County Road 26
Dickcissel (2) --south/CR FF (Setta Moss) first 6/20


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


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
++++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
++++Mt. Evans Wildlife Area
Dusky Grouse (2) --see map, Forest Road 480 (Bruce Cyganowski) first 6/21

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

Custer County
++++DeWeese Reservoir
Black Phoebe (Rich Miller) first 6/21

Fremont County
++++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
++++MacKenzie Avenue, Canon City
Dickcissel (12) --see map (Setta Moss) (first 6/10) last 6/21

Garfield County
++++Bison Lake
Barrow's Goldeneye (7) (39.656322,-107.139923) (Riggle) first 6/20
++++White Owl Lake
Barrow's Goldeneye (1) (JoAnn Riggle) first 6/20

Jackson County
++++Jackson County Road 26 Area
Greater Sage-Grouse (8) --CR 26A (Matt Hogan) first 6/22
++++Arapaho National Wildlife Refuge
Willet (6) (Mlodinow/Gaylee Dean) (first 6/2) 2; last 6/22
Long-billed Curlew (2) (Matt Hogan) reported 6/21
++++Lake John Wildlife Area
Willet (3) (Jeff Scott) first 6/20
++++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
++++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
++++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)
++++Rabbit Valley
Black-throated Sparrow (5) --north/I70 (Mike Henwood) last 6/21
++++Grand Mesa (Hwy 65)
American Three-toed Woodpecker (1) --Hwy 65/CR 100 (Denise & Mark
Vollmar) (first 6/12) 2; last 6/20
++++Colorado National Monument
Gray Vireo --Devil's Kitchen trail (Mike Henwood) (first 4/19) 6; last
++++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

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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