Date: 5/16/18 3:26 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 16 May 2018
Compiler: Joyce Takamine
Date: May 16, 2018
e-mail: RBA AT

This is the Rare Bird Alert for Wednesday, May 16 sponsored by Denver Field
Ornithologists and the Bird Conservancy of the Rockies.

Highlight species include: (* indicates new information on this species)
NOTE: The RBA is now using the new AOU checklist and the order of families
has changed.
Snow Goose (Arapahoe)
Greater White-fronted Goose (Rio Grande)
Trumpeter Swan (*Archuleta)
Greater Prairie Chicken (Yuma)
Red-necked Grebe (*Jackson)
Yellow-billed Cuckoo (Boulder)
Greater Roadrunner (Baca, El Paso)
Common Nighthawk (Weld)
White-throated Swift (Pueblo)
Virginia Rail (Chaffee)
Sora (Jackson, Montezuma)
Sandhill Crane (Jefferson, *Montezuma))
Snowy Plover (Delta)
Whimbrel (*Costilla, Larimer)
Marbled Godwit (Alamosa, Mesa)
Stilt Sandpiper (Boulder)
Long-billed Dowitcher (*Montezuma, Weld)
Willet (Alamosa, Jackson, Weld)
Greater Yellowlegs (*Park)
Wilson’s Phalarope (Kit Carson)
Least Tern (Kiowa)
Black Tern (Weld, Yuma)
Forster’s Tern (Adams)
Snowy Egret (Alamosa, Delta)
Cattle Egret (Delta, Montrose)
White-faced Ibis (Mesa, Weld)
Turkey Vulture (Douglas)
Mississippi Kite (Baca, El Paso, Prowers)
Broad-winged Hawk (Larimer Yuma)
Lewis’s Woodpecker (*Ouray)
Red-headed Woodpecker (Denver, *El Paso, *Kiowa)
Acorn Woodpecker (La Plata)
Ladder-backed Woodpecker (*El Paso)
Peregrine Falcon (*Adams)
Alder Flycatcher (Yuma)
Least Flycatcher (Boulder, *Eagle, Weld)
Hammond’s Flycatcher (Weld)
Gray Flycatcher (*Boulder, Gunnison, Kit Carson, *Montrose)
Dusky Flycatcher (Montrose)
Black Phoebe (*Ouray)
Eastern Phoebe (Jefferson, Yuma)
Vermilion Flycatcher (Adams, Denver)
Ash-throated Flycatcher (*El Paso)
Great Crested Flycatcher (Yuma)
Cassin’s Kingbird (Adams)
Scissor-tailed Flycatcher (Alamosa)
White-eyed Vireo (*Jefferson)
Gray Vireo (*Ouray)
Yellow-throated Vireo (Boulder, Weld)
Cassin’s Vireo (Bent, Douglas, Larimer, Weld)
Red-eyed Vireo (Boulder, Larimer, Prowers, Weld, Yuma)
Gray Jay (Larimer)
Pinyon Jay (*Teller)
Violet-green Swallow (Jefferson, Weld)
Northern Rough-winged Swallow (Moffat)
Cliff Swallow (Moffat)
Red-breasted Nuthatch (*Kiowa)
Canyon Wren (Prowers)
Blue-gray Gnatcatcher (Kit Carson)
Golden-crowned Kinglet (Weld)
Eastern Bluebird (El Paso)
Mountain Bluebird (*Adams)
Veery (Larimer, *Pueblo, Weld)
Gray-cheeked Thrush (*El Paso)
Hermit Thrush (*El Paso)
Wood Thrush (*El Paso)
Curve-billed Thrasher (El Paso)
American Pipit (Kiowa)
Red Crossbill (*Kiowa, Larimer, Yuma)
Chestnut-collared Longspur (Weld)
Chipping Sparrow (Logan, Montezuma)
Clay-colored Sparrow (La Plata)
Lark Sparrow (El Paso)
Black-throated Sparrow (Alamosa)
Grasshopper Sparrow (Boulder, Denver)
Field Sparrow (Bent)
White-throated Sparrow (Boulder, *Pueblo, Weld)
Harris’s Sparrow (Prowers, *Pueblo, Yuma)
Golden-crowned Sparrow (Douglas)
Bobolink (Boulder, *Pueblo)
Brown-headed Cowbird (Kit Carson, Yuma)
Ovenbird (Weld)
Worm-eating Warbler (Larimer)
Northern Waterthrush (Boulder, Yuma)
Golden-winged Warbler (Washington)
Black-and-white Warbler (*El Paso, Garfield, Prowers)
Prothonotary Warbler (Washington)
Tennessee Warbler (La Plata, *Larimer, Yuma)
Nashville Warbler (Denver)
Hooded Warbler (Boulder, Yuma)
American Redstart (*El Paso)
Northern Parula (Prowers)
Chestnut-sided Warbler (*Jefferson, Prowers, Weld)
Blackpoll Warbler (*Jefferson, Yuma)
Black-throated Blue Warbler (Weld)
Yellow-throated Warbler (Washington)
Grace’s Warbler (Jefferson)
Black-throated Gray Warbler (*Jefferson)
Townsend’s Warbler (*Pueblo)
Black-throated Green Warbler (Washington)
Hepatic Tanager (Pueblo)
Summer Tanager (Boulder)
Western Tanager (*Kiowa)
Northern Cardinal (Prowers)
Rose-breasted Grosbeak (Boulder)
Indigo Bunting (*El Paso, Larimer, *Montrose)

---On May 13 at Rocky Mountain Arsenal NWR First Creek, Dave Blue found a
1st year m Vermilion Flycatcher. On May 14 at Rocky Mountain Arsenal NWR
First Creek, John Breitsch and Charlie Chase reported Vermilion Flycatcher.
---On May 14 at Rocky Mountain Arsenal NWR Bluestem Loop Trail, Pablo
Quezada reported Cassin’s Kingbird. On May 15 at Rocky Mountain Arsenal
NWR Bluestem Loop Trail, John Breitsch reported Peregrine Falcon and
Mountain Bluebird.

---On May 14 at San Luis Lake near Mosca, John Rawinski reported Marbled
Godwit, Willets, and Snowy Egret.
---On May 14 1 mile east of unction of Hwy 17 and Lane 6N, John Rawinski
reported juv Scissor-tailed Flycatcher.

---On May 14 at Pinon Lake Reservoir, Karen Goetz, Susan Bonfiglio, and
Matt Clark reported Trumpeter Swan.

---On May 14 at Springfield (town), Tony Leukering reported Mississippi

---On May 13 at CU Boulder East Campus, Peter Burke and others reported
Gray Flycatcher, Northern Waterthrush, CAPE MAY WARBLER, Yellow-throated
Vireo, Summer Tanager, Rose-breasted Grosbeak and Ernest Crvich and Willem
Van Vliet reported Yellow-billed Cuckoo. On May 14 at CU Boulder, East
Campus, Bill Kaempfer reported Northern Waterthrush; John Vandepoel
reported Gray Flycatcher and Northern Waterthrush; John Rutenbeck reported
Yellow-throated Vireo, Northern Waterthrush and Least Flycatcher; Aaron
Shipe reported Yellow-throated Vireo.
---On May 13 at Mayoffer Singletree Trail, Pablo Quezada reported Gray
Flycatcher and Rose-breasted Grosbeak.
---On May 13 at 5728-5898 Hygiene Road in Longmont, Christian Nunes
reported Lark Bunting.
---On May 14 at Twin Lakes in Boulder, Mark Miller reported a m singing
Hooded Warbler.
---On May 14 at Pella Crossing, Carl Starace reported 7 Bobolink and
Grasshopper Sparrows.
---On May 14 at Green Mountain Cemetery, Bill Kaempfer reported Lark
Bunting and Olive-sided Flycatcher.
---On May 14 at Waneka Lake/Greenlee Preserve, Ted Floyd reported Least
Flycatcher, Gray Flycatcher, and White-throated Sparrow.
---On May 14 at Golden Ponds Park and Nature Area, David Dowell reported 2
Red-eyed Vireos.
---On May 14 Walden/Sawhill Ponds, Chuck Hundertmark, Burke Angstrom, Tracy
and Luke Pheneger, and Eric DeFonso reported Stilt Sandpiper.
---On May 15 at Gunbarrel Commons Park, Leslie S reported Gray Flycatcher.

---On May 15 at Mitchek Ranch (Private), Glenn Walbek found and
photographed a GOLDEN-CROWNED WARBLER which is visible from CR 9 about ½
mile south of the Kit Carson/Cheyenne county line. GOLDEN-CROWNED WARBLER
would be a new state record if accept. It is very rare outside of south

---On May 15 at Smith Reservoir south shore, John Rawinski reported

---On May 13 at Fruitgrowers Reservoir, Jim Wallis reported Snowy Egret,
Cattle Egret, and pair of Snowy Plovers.

---On May 13 at First Creek at DEN OS, Megan Miller and Jordon Spalding
reported Red-headed Woodpecker and Vermilion Flycatcher. On May 14 at
First Creek at DEN OS, Meg Reck reported Nashville Warbler.

---On May 13 on High Line canal Trail (39.527,-105.048), Joey Kellner and
Glenn Walbek reported Golden-crowned Sparrow.
---On May 14 on Castlewood Canyon Road, Lake Gulch Road to Castlewood
Canyon SP, Gloria Nikolai reported Cassin’s Kingbird.

---On May 13 at Chico Basin Ranch, Ken Burton banded another Hermit Thrush
and reported Red-headed Woodpecker; Rebecca Laroche reported Ash-throated
Flycatcher and Ladder-backed Woodpecker; Christina Leslie reported 2
Eastern Bluebirds. On May 15 at Chico Basin Ranch, Brandon Percival, David
Tonnessen, Jim Merrit, and Ken Burton reported Gray-cheeked Thrush, Wood
Thrush, Hermit Thrush, Ladder-backed Woodpecker, red-headed Wooodpecker,
Curve-billed Thrasher, Ash-throated Flycatcher, Black-and-white Warbler,
and American Redstart.
---On May 13 at Clear Spring Ranch, Steve Brown reported that he banded 5
Northern Waterthrush and missed netting a m Indigo Buntin.
---On May 14 on Hanover Road, Alan Versaw reported Ladder-backed Woodpecker.
---On May 13 in Fountain, Christina Leslie and Marry Geder each reported 2
Mississippi Kites.
---On May 14 on S Meridian Road from Hanover Road to Pueblo County Line,
Alan Versaw reported Greater Roadrunner.
---On May 14 at Birdsall Road, Alan Versaw reported Curve-billed Thrasher.
---On May 14 at Hanover Fire Station, Jim Merritt and Terence Berger 3
Curve-billed Thrasher.

---On May 14 at Storm King Fire Memorial Trail in Glenwood Springs, John
Hogan reported Black-and-white Warbler.

---On May 15 at Cowdrey Pond, Casey Setash reported Red-necked Grebe.

---On May 13 at Belmar Park, Michael Lester and Gary Ackert reported
Chestnut-sided and Blackpoll Warblers; several other birders reported
Chestnut-sided Warbler. On May 14 at Belmar Park, Gwen Moore, Jessi
Oberbeck, Tom Behnfield, Cathy Fennelly, and Renee Casias Chestnut-sided
Warbler; Casias reported Blackpoll Warbler. On May 15 at Belmar Park,
Shannon Cwik, Mark Chavez, Charlie Chase, Mike Foster, Norm Lewis, David
Chernak, and Tom Behnfield and several other birders reported
Chestnut-sided Warbler and Blackpoll Warbler.
---On May 14 at Standley Lake and Park, David Chernack reported Sandhill
---On May 15 at Bear Creek Lake Park, Brian Johnson reported White-eyed
Vireo on Mt Carbon Trail.
---On May 15 at Wheat Ridge Greenbelt Kevin DeBoer reported Black-throated
Gray Warbler.

---On May 13 at Neenoshe Reservoir, Heidi Eaton reported Least Tern and 3
Red-headed Woodpeckers.
---On May 15 at CR 57 and CR K, Tony Leukering reported Western Tanager.
---On May 15 at Plainview School, Tony Leukering reported Red Crossbill and
Red-breasted Nuthatch.
---On May 15 on CR AA Two juniper row homestead, Tony Leukering reported
Red-headed Woodpecker, and Red-breasted Nuthatch.

---On May 13 at Oxbow Park and Preserve, Jason St Pierre reported Tennessee
Warbler. On May 14 at Oxbow Park and Preserve, Susan Allerton and Martin
Cuntz reported Clay-colored Sparrow.

---On May 13 at Equalizer Lake, Steve Rash reported Worm-eating Warbler.
---On May 13 at Wellington SWA Cobb Lake Unit, Nick komar, Lori Pivonka and
Sean Walters reported Gray Flycatcher, Veery, Whimbrel, Black-throated Gray
---On May 13 at Grandview Cemetery, Dave Leatherman reported Red Crossbills
(Type 4).
---On May 13 at Frank SWA and Jode Reservoir, Caroline Olsen reported
Cassin’s Vireo.
---On May 14 at Lee Martinez Park, Rob Sparks reported Broad-winged Hawk,
Red-eyed Vireo, and Northern Waterthrush.
---On May 15 at Dixon Reservoir, Brad Biggerstaff reported Tennessee

---On May 13, 0.5 mile south of Nucla Domestic Reservoir, Coen Dexter and
Brenda Wright reported Cattle Egret.
---On May 15 on Old Hwy 90 through Silver Hawk Ranch, Coen Dexter and
Brenda Wright reported Gray Flycatcher and Indigo Bunting.

---On May 15 at Totten Reservoir, Erick Hendrickson reported Sandhill Crane
and 4 Long-billed Dowitchers.

---On May 15 N of heron rookery on hwy 550, Kent Nelson reported Lewis’s
---On May 15 at Billy Creek Bridge, Kent Nelso reported Black Phoebe and
pair of Gray Vireo.

---On May 15 on Fairplay Pond on US 285, Mark Holmgren reported Greater

----On May 13 at Lamar Community College, Dan Stringer reported Northern
Cardinal, Mississippi Kites, Black-and-white Warbler, Red-eyed Vireo,
Chestnut-sided Warber, MOURNING WARBLER, Northern Parula.
---On May 15 at Santa Fe Trail Ranch, Arvind Panjabi reported MOURNING

---On May 13 at Chico Basin Ranch Rose Pond, John Drummond, Rebecca
Laroche, Gloria Nikloai, and Christina Leslie reported m Hepatic Tanager.
---On May 15 at Chico Basin Ranch, Brandon Percival reported Veery, m
Bobolink, m Townsend’s Warbler, White-throated Sparrow, Harris’s Sparrow.

---On May 15 at SKOL ranch, Kristina Etter reported Pinyon Jay.

---On May 13 at Akron Golf Course pond, Mark Peterson reported Northern
Waterthrush, Prothonotary Warbler, Blackpoll, Golden-winged Warbler,
Yellow-throated Warbler, and Black-throated Green Warbler.

---On May 12 at Crow Valley CG, Josh Bruening reported Common Nighthawk,
Hammond’s Flycatcher, Gray Flycatcher, Cassin’s Vireo, Red-eyed Vireo,
Northern Waterthrush, 2 Blackpoll Warblers; Gene Rutherford reported
Red-eyed Vireo. On May 13 at Crow Valley CG Josh Bruening reported
Cassin’s Viero, Veery, Ovenbird, Chestnut-sided Warbler, White-throated
Sparrow, and Golden-crowned Kinglet; John Cobb reported Golden-crowned
Kinglet and Hammond’s Flycatcher; Gene Rutherford reported Chestnut-sided
Warbler, Common Nighthawk, Red-eyed Vireo, and Cassin’s Vireo; Christ
Goulart reported Chestnut-sided Warbler. On May 14 at Crow Valley CG,
Dave Leatherman reported 3 Veery, 4 Least Flycatcher, and Common Nighthawk.
---On May 12 at Banner Lake SWA, Richard Homes Anderson reported
Ash-throated Flycatcher.
---On May 12 at Norma’s Grove, Gene Rutherford reported Willow Flycatcher.
On May 13 at Norma’s Grove, Josh Bruening and Gene Rutherford reported Gray
Flycatcher and Yellow-throated Vireo.
---On May 12 at Eaton Cemetery, Josh Bruening and Gene Rutherford reported
Willow Flycatcher and Black-throated Blue Warbler. On May 14 at Eaton
Cemetery, Shawn Mason reported Cassin’s Vireo.
---On May 13 Gary Lefko and his Prairie Wonder of the Pawnee field trip
reported Willow Flycatcher at Crow Valley, Black Tern at Stewart’s Pond, La
Salle, 8 Chestnut-collared Longspurs—6 at CR 45 and CR 114, Nunn and 2 two
miles north of above intersection.

---On May 12 in Yuma (town), Nick Moore reported 7 Red Crossbills
(Ponderosa Pine or Type 2).
---On May 12 at Wray Fish Hatchery, Nick Moore reported Black Tern, Eastern
Phoebe, Great Crested Flycatcher, 2 Blackpoll Warblers, 2 EASTERN TOWHEE.
---On May 12 at Hale Ponds, David Dowell reported Alder Flycatcher,
Harris’s Sparrow, Red-eyed Vireo, Northern Waterthrush, and Tennessee
---On May 12 at Hale Crossroad, David Dowell reported Broad-winged Hawk,
SEDGE WREN, and Hooded Warbler.

DFO Field Trips:
For details please visit the DFO website

Saturday,May 19 5:00 AM – 11:00 AM
Chatfield State Park
David Suddjian (dsuddjian AT; 831-713-8659)
This trip is FULL.

Sunday, May 20 6:15 AM – 11:00 AM
Second Creek Open Space (Commerce City)
Patrick O’Driscoll (patodrisk AT; 303-885-6955 (cell))
Register online or contact leader.

Good Birding,
Joyce Takamine

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