Date: 5/9/18 3:13 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 9 May 2018
Compiler: Joyce Takamine
Date: May 9, 2018
e-mail: RBA AT

This is the Rare Bird Alert for Wednesday, May 9 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, Mesa)
Greater White-fronted Goose (Rio Grande)
Greater Scaup (*Hinsdale)
Bufflehead (Gunnison)
Common Goldeneye (Gunnison)
Northern Bobwhite (Baca, *Kiowa)
Greater Prairie Chicken (Yuma)
Greater Roadrunner (*Baca, Las Animas)
Common Nighthawk (Weld)
Common Poorwill (Kiowa, Las Animas)
Chimney Swift (Prowers, Weld)
White-throated Swift (Pueblo)
Ruby-throated Hummingbird (Baca)
Virginia Rail (Chaffee)
Sora (Jackson, Montezuma)
Sandhill Crane (Montezuma)
Black-necked Stilt (Montezuma)
Snowy Plover (*Kiowa)
Piping Plover (*Kiowa)
Upland Sandpiper (*Arapahoe, Larimer)
Semipalmated Plover (Kiowa)
Long-billed Curlew (*Baca, * Boulder)
Marbled Godwit (Kiowa, Mesa, Weld)
Stilt Sandpiper (Kiowa)
Sanderling (Kiowa)
White-rumped Sandpiper (Kiowa)
Semipalmated Sandpiper (Boulder, Kiowa)
Long-billed Dowitcher (Boulder, Weld)
Willet (Jackson, Weld)
Wilson’s Phalarope (Boulder, Kit Carson)
Forster’s Tern (Adams)
Pacific Loon (Jefferson)
Neotropic Cormorant (Kiowa)
American White Pelican (Douglas, *Hinsdale)
American Bittern (Adams)
Great Egret (Denver)
Snowy Egret (Montezuma)
Cattle Egret (*Mesa)
Green Heron (Baca)
Glossy Ibis (*Boulder, Fremont, La Plata)
White-faced Ibis (Mesa, Weld)
Turkey Vulture (Douglas)
Mississippi Kite (*El Paso)
Broad-winged Hawk (Baca)
Acorn Woodpecker (La Plata)
Red-bellied Woodpecker (Bent, Prowers)
Red-naped Sapsucker (Gunnison, Pitkin)
Ladder-backed Woodpecker (El Paso, Las Animas)
Olive-sided Flycatcher (Bent, Boulder, Jefferson)
Western Wood-Pewee (Baca, Boulder, El Paso, Fremont, Las Animas, *Mesa,
Least Flycatcher (Baca)
Gray Flycatcher (Boulder, Gunnison, Kit Carson, Las Animas)
Dusky Flycatcher (Jefferson, Las Animas, Montrose, Prowers)
Cordilleran Flycatcher (El Paso, Pitkin)
Black Phoebe (Larimer, Las Animas, *Mesa, Ouray)
Eastern Phoebe (Baca, Boulder, Fremont, Jefferson, Las Animas, Otero)
Ash-throated Flycatcher (Baca, El Paso, Otero)
Cassin’s Kingbird (Jefferson, Larimer, Las Animas)
Western Kingbird (Gunnison)
Scissor-tailed Flycatcher (Baca)
Cassin’s Vireo (Baca, Bent, Boulder, Jefferson, Weld)
Plumbeous Vireo (Boulder, Baca)
Warbling Vireo (*Boulder)
Red-eyed Vireo (Prowers)
Gray Vireo (Las Animas)
Chihuahuan Raven (Baca)
Violet-green Swallow (Jefferson, Weld)
Northern Rough-winged Swallow (Moffat)
Cliff Swallow (Moffat)
Juniper Titmouse (El Paso)
Bushtit (*Weld)
Canyon Wren (Otero, Prowers)
Marsh Wren (Gunnison)
Bewick’s Wren (Baca)
Blue-gray Gnatcatcher (Baca, *Hinsdale, Kit Carson, Weld)
Eastern Bluebird (Fremont)
Mountain Bluebird (Adams)
Swainson’s Thrush (Prowers)
Hermit Thrush (*El Paso)
Gray Catbird (*Arapahoe, Prowers)
Curve-billed Thrasher (*El Pas, *Kiowa)
American Pipit (Kiowa)
Brown-capped Rosy-Finch (Gunnison)
Red Crossbill (Las Animas)
Lesser Goldfinch (Jefferson)
Chestnut-collared Longspur (Weld)
Green-tailed Towhee (Pitkin, Weld)
Spotted Towhee (Jefferson)
Rufous-crowned Sparrow (Baca, Las Animas)
Canyon Towhee (Baca, Las Animas)
Chipping Sparrow (Logan, Montezuma)
Lark Sparrow (El Paso)
Black-throated Sparrow (Las Animas)
Grasshopper Sparrow (Denver)
Field Sparrow (Bent, Prowers,)
Sagebrush Sparrow (Boulder)
Harris’s Sparrow (Boulder, Prowers)
Yellow-breasted Chat (Jefferson)
Orchard Oriole (Bent, Las Animas)
Bullock’s Oriole (Bent, Gunnison)
Brown-headed Cowbird (Kit Carson, Yuma)
Northern Waterthrush (Jefferson, Prowers)
Golden-winged Warbler (Bent)
Black-and-white Warbler (Bent, Jefferson, Prowers)
Prothonotary Warbler (*Jefferson)
Orange-crowned Warbler (Ouray, Pitkin, Weld)
Nashville Warbler (Bent, Jefferson, Prowers)
Virginia’s Warbler (Ouray)
Common Yellowthroat (Gunnison)
Hooded Warbler (Weld)
Northern Parula (Weld)
Yellow Warbler (*Hinsdale)
Blackpoll Warbler (Bent, Boulder)
Black-throated Blue Warbler (*Jefferson)
Palm Warbler (*Boulder)
Yellow-throated Warbler (Pueblo)
Grace’s Warbler (Jefferson)
Black-throated Green Warbler (*Kiowa)
Hepatic Tanager (Las Animas)
Summer Tanager (*Bent, Las Animas, Prowers)
Scarlet Tanager (*Prowers)
Northern Cardinal (Baca, Prowers)
Rose-breasted Grosbeak (Denver, *Weld)
Blue Grosbeak (Las Animas, Prowers)
Indigo Bunting (Adams)

---On May 5 at Barr Lake SP Bird Conservancy of Rockies Office Area and
below dam, Bill Schreitz, Mary O’Connor, and Rebecca Laroche reported pair
of Indigo Bunting, and American Bittern. On May 6 at Barr Lake SP Bird
Conservancy of Rockies Office Area and below dam, Adam Vesely reported
Indigo Bunting.
---On May 5 at Rocky Mountain Arsenal NWR Prairie Trail, Eric Dinkel
reported Mountain Bluebird.

---On May 7 at Cherry Creek SP, Cnythia Madsen reported Gray Catbird.
---On May 8 at 8884 15th Ave in Deer Trail, Loch Kilpatrick reported Upland
Sandpiper sittin on fence post along highway.

---On May 5 at Two Buttes Reservoir, Brandon Percival reported m
Ruby-throated Hummingbird and Cassin’s Vireo.
---On May 5 in Campo (town), Christine Alexander and Steve Rash reported
Nothern Bobwhite, Broad-winged Hawk, 5 Chichuhuan Raven and Scissor-tailed
Flycatcher at intersection of CR Jand CR 32.
---On May 5 at Two Buttes SWA, Joey Kellner et al reported Green Heron,
Cassin’s Vireo, Least Flycatcher, 2 Eastern Phoebe.
---On May 5 at Carrizo Canyon Picnic Area, Lorraine Lanning reported
Ash-throated Flycatcher, Chihuahuan Rave, Bewick’s Wren, 2 Blue-gray
Gnatcatcher and Canyon Towhee.
---On May 7 at Springfield Water Treatment Plant, Steve Mlodinow reported
Plumbeous Vireo.
---On May 7 at Picture Canyon, Steve Mlodinow reported 2 Rufous-crowned
Sparrows, Eastern Phoebe, 4 Canyon Towhee, Northern Cardinal and Western
---On May 7 on CR M south side just after turning off of US 287, Bill Fink
reported Long-billed Curlew.
---On May 7 at CR 5 and CR M, Bill Fink reported Greater Roadrunner.

---On May 7 at Tempel Grove, Brandon Percival reported m Golden-winged
Warbler on W side of CR 35 away from canal; f Blackpoll Warbler, m
Black-and-white Warbler, and Summer Tanager; Steve Rash reported
Golden-winged Warbler; Jane Stulp et al reported Golden-winged Warbler,
Red-bellied Woodpecker, Olive-sided Flycatcher, Nashville Warber, and
Orchard Oriole. On May 8 at Melody Tempel Grove, Steve Mlodinow reported m
MOURNING WARBLER and Summer Tanager.
---On May 7 at 30024 -30046 CR 24 at John Martin Reservoir, Renee Casias
reported Golden-winged Warbler, PRAIRIE WARBLER, and Summer Tanager.

---On May 5 at Golden Ponds Park, Sarah Spotten reported Eastern Phoebe.
---On May 5 at Walden/Sawhill Ponds, Luke and Tracy Pheneger reported
Harris’s Sparrow near juniper hedgerow behind Ricky Weiser wetlands; Megan
Jones and Mike Patterson reported Blackpoll Warbler, 4 Semipalmated
Sandpiper, and 2 Long-billed Dowitchers. On May 6 at Walden/Sawhill Ponds,
Stephen Chang reported Harris’s Sparrow; Boulder Bird Club reported 3
Wilson’s Phalarope and Western Wood-Pewee; Elena Klaver reported Western
Wood-Pewee. On May 8 at Walden/Sawhill Ponds, Ted Floyd reported 3
Warbling Vireo (Eastern).
---On May 5 at Boulder Creek at 75th Mike Paterson and Megan Jones reported
Eastern Phoebe. On May 8 at Boulder Creek at 75th, Ted Floyd reported
Eastern Phoebe.
---On May 6 at Wonderland Lake Park, David Haskell and Katie Lehman
reported Eastern Phoebe.
---On May 7 at Green Mountain Cemetery, Bill Kaempfer reported Gray
---On May 8 at CU Boulder, East Campus, Mark Minner-Lee, Ted Floyd, and
Bill Kaempfer reported Cassin’s Vireo, Gray Flycatcher, Western Wood-Pewee,
Olive-sided Flycatcher, and Plumbeous Vireo.
---On May 8 on South Mesa trail, Candice Johnson reported Long-billed
---On May 8 at Pella crossing OS, Carl Starace reported Glossy Ibis.
---On May 8 at Walden Ponds, Leanne Presley and Susan Downey reported Palm
Warbler (western).

---On May 5 at First Creek at DEN OS, John Breitsch reported Rose-breasted
---On May 5 at Rocky Mountain Lake Park, Jason Bidgood reported Great Egret.

---On May 5 at Chico Basin Ranch, Ken Burton reported Ladder-backed
Woodpecker and banded Ash-throated Flycatcher; Joy and Leonard Lake
reported Curve-billed Thrasher; Jim Merritt and Chris Brobin reported
Curve-billed Thrasher, 2 Ladder-backed Woodpeckers and Ash-throated
Flycatcher. On May 7 at Chico Basin Ranch, John Bruder reported
Ladder-backed Woodpecker. On May 8 at Chico Basin ranch, Ken Burton
reported banding 3 Hermit Thrush.
---On May 7 at Clear Spring Ranch, Steve Brown reported Western Wood-Pewee.
---On May 5 at Aiken Canyon Preserve, Deborah Barnes reported 2 Cordilleran
Flycatcher, Ash-throated Flycatcher and Juniper Titmouse.
---On May 6 at Kiowa Creek Nature Center, Gloria Nikolai reported Eastern
---On May 7 at Adams Open Space in Fountain, Monday Birders reported
Mississippi Kite; Heidi Eaton reported pair of Mississippi Kites. On May 8
at Adams Open Space, Aaron and Pati Driscoll reported Mississippi Kite.
---On May 7 at Fountain Creek Regional Park, Diane Roberts and her DFO
Field Trip reported Western Wood-Pewee.
---On May 7 on Hanover Road, Terence Berger reported 2 Ladder-backed
---On May 8 at Otowi, Alan Ketcham reported Mississippi Kite.
---On May 8 at Hanover Fire Station, David and Cheryl Hubbard reported
Curve-billed Thrasher.

---On May 6 at Florence River Park, SeEtta Moss reported 4 Eastern
---On May 6 on Canon City Riverwalk from Mackenzie Ave to S Rayolds Ave,
Joel Adams reported Western Wood-Peww and Eastern Phoebe.

---On May 6 at McCabe’s Lane Wetland, Toni Kraus, Steven Horvath, and Nick
Niezgoda reported Bullock’s Oriole, Western Kingbird, Common Yellowthroat,
Bufflehead, and 2 Marsh Wren. On May 7 at McCabe’s lane Wetland, Nick
Niezgoda, reported 2 Bullock’s Orioles and Marsh Wren.
---On May 5 on FR 317 (38.9625566,-106.9930172), Billy Barr reported
Red-naped Sapsucker, 6 Fox Sparrow, and 3 Brown-capped Rosy-Finch.
---On May 6 at Blue Mesa Reservoir – eastern portion, Nick Niezgoda and
Toni Kraus reported Common Goldeneye and Gray Flycatcher.

---On May 8 at Road Canyon Reservoir #1, John Cobb reported Yellow Warbler.
---On May 9 at Brown Lake SWA, John Cobb reported 2 Greater Scaup,
Blue-gray Gnatcatcher, and American White Pelicon.

---On May 5 and 6 at Standley Lake and Park, David Chernack reported
Pacific Loon.
---On May 5 at Harriman Lake Park, DuWayne Worthington reported Cassin’s
Kingbird. On May 6 at Harriman Lake Park, Frank Farrell, Rob Raker, and
Pablo Quezada reported Northern Waterthrush.
---On May 6 at Chatfield Banding Station, Meredith McBurney reported
recapturing Yellow-breasted Chat which she had banded in 2015, recaught in
2016 and Spotted Towhee repactured, banded in 2016 and recaught in 2017.
On May 7 at Chatfield Banding Station, Meredith McBurney banded Dusky
Flycatcher and 2 Lesser Goldfinch (probable pair).
---On May 6 at Belmar Park, Frank Farrell and Bez Bezuidenhout reported
Black-and-white Warbler.
---On May 7 at Wheat Ridge Greenbelt, Kevin DeBoer reported Cassins Vireo
and Olive-sided Flycatcher.
---On May 7 at Chatfield SP Audubon Center and Trails, Dale Pate reported
Nashville Warbler.
---On May 8 at Main Reservoir in Lakewood, Matt Clark and Susan Bonfiglio
reported f ANNA’S HUMMINGBIRD in NW Corner.
---On May 8 at Lower White Ranch Park, Jerry Baines reported Black-throated
Blue Warbler.

---On May 5 at Upper Queens/Neeskah Reservoir, Joel and Dale Adams reported
2 Snowy Plovers, 3 Stilt Sandpiper, Common Poorwill, and Palm Warbler;
Brandon Percival reported Stilt Sandpiper, 2 Sanderling, and White-rumped
Sandpiper; Joel and Dale Adams reported Neotropic Cormorant. On May 8 at
Upper Queens Reservoir, David Suddjian and his DFO field trip reported
Black-throated Green Warbler on N side of parking at west boat launch.
---On May 5 at Neenoshe Reservoir, Dale and Joel Adams, Joey Kellner et al
reported 8 Snowy Plover, 3 Stilt Sandpipers, 3 Sanderling, White-rumped
Sandpiper; John Drummond reporyed Neotropic Cormorant and 2 White-rumped
Sandpipers. On May 6 at Neenoshe Reservoir, Steve Rash reported HUDSONIAN
GODWIT and Stilt Sandpiper and White-rumped Sandpiper. On May 8 at
Neenoshe Reservoir, Steve Mlodinow reported 4 Northern Bobwhite, 8 Snowy
Plovers, 1 Piping Plover, and Curve-billed Thrasher.
---On May 5 on S shore of Neenoshe Reservoir, Bill Fink reported HUDSONIAN
GODWIT, 2 Marbled Godwits, Snowy Plover, Semipalmated Plover and
Semipalmated Sandpipers. He turned on CR E from US 287, then north to
---On May 8 at Chatfield Banding Station, Meredith McBurney and Suzy Hiskey
reported m Prothonotary Warbler.

---On May 5 at Pastorius Reservoir, Susan Allerton, Katy Shirley, and
Kristi Streiffert reported Glossy Ibis.
---On May 6 on Animas River Trail behind Home Depot, Susan Allerton
reported Western Wood-Pewee, Dusky Flycatcher, and Black Phoebe.

---On May 5 a Lake Estes, Gloria Nikolai and Scott Rashid reported Black
---On May 5 at CR 5 from CR 82 to CR 92, Nick Komar reported Cassin’s
---On May 7 at Pond at S Wellington on Clinton Ave, Lori Pivonka reported
Upland Sandpiper.

---On May 5 at Alejandro Canyon, Steve Mlodinow and Tony Leukering reported
4 Greater Roadrunners, 2 Common Poorwill, 5 Gray Flycatchers, 4 Cassin’s
Kingbirds, Gray Vireo, Black-throated Sparrow, 210 Canyon towhee, 5
Rufous-crowned Sparrows, and 2 pair of Summer Tanagers.
---On May 5 at Pugatoire River W of Alejandro Canyon, Steve Mlodinow and
Tony Leukering reported 5 Greater Roadrunners, 4 Ladder-backed Woodpeckers,
Gray Vireo, Rufous-crowned Sparrow, 2 Summer Tanagers, 3 Red Crossbills, 4
Red Crossbills (Western Hemlock or type 3).
---On May 6 at Chictaw, Steve Mlodinow reported 4 Greater Roadrunners,
Eastern Phoebe, Gray Vireo, 2 Rufous-crowned Sparrows, 13 Summer Tanagers,
2 Hepatic Tanagers, Blue Grosbeak.
---On May 7 at Freeman ranch Entrance Riparian, Steve Mlodinow reported
Gray Flycatcher, 3 Cassin’s Kingbird, 2 Blue Grosbeak.
---On May 7 at Freeman Ranch East Carrizo Creek, Steve Mlodinow reported 7
Ladderback Woodpeckers, Gray Flycatcher, 9 Eastern Phoebe, 22 Cassin’s
Kingbird, 10 Canyon Towhees, 3 m Blue Grosbeak, 2 Orchard Oriole.

---On May 5 at Leatha Jean Stassen SWA, Ron Lambeth reported 8 Snow Geese.
---On May 6 at Highline Lake SP, Deb Stegall and Ronda Woodward reported
Cattle Egret. On May 8 at Highline Lake SP, Eric DeFonso reported Western
---On May 8 at Clifton Nature Park, Ryan Claar reported Cattle Egret and
Black Phoebe.

---On May 5 at Totten Reservoir, Erik Hendrickson and Linda Raczek reported
Sandhill Crane and 5 Black-necked Stilts. On May 6 at Totten Reservoir,
Erik Hendrickson reported 2 Black-necked Stilts, Sora, 2 Snowy Egrets, and
2 Sandhill Cranes.s

---On May 6 in Vogel Canyon, Lorraine Lanning reported 2 Eastern Phoebe, 2
Ash-throated Flycatchers, 2 Canyon Wrens.

---On May 5 at CR 2 just east of Hwy 550, Don Marsh reported Black Phoebe.
---On May 5 on CR 4B, Don Marsh reported 2 Virginia’s Warblers, and 2
Orange-crowned Warblers.

---On May 5 at Snowmass Ski Area, Snowmass Village, Ann Larson reported 2
Red-naped Sapsuckers, Cordilleran Flycatcher, Orange-crowned Warbler, and 2
Green-tailed Towhee.

---On May 5 at Lamar Community College, Pablo Quezada and many other
birders reported Scarlet Tanager, Nashville Warbler, 2 Northern Cardinals,
5 Chimney Swifts, and Red-eyed Vireo; Brandon Percival reported Swainson’s
Thrush and Gray Catbird. On May 6 at Lamar Community College, Brandon
Percival reported Northern Waterthrush, Field Sparrow, Summer Tanager,
singing Scarlet Tanager, Northern Cardinal, Blue Grosbeak; John Drummond
and Jeannie Mitchel reported 3 Chimney Swift, Red-bellied Woodpecker, Dusky
Flycatcher, Northern Waterthrush, Summer Tanager, Scarlet Tanager and 2
Northern Cardinals. On May 8 at Lamar Community College, David Suddjian
and his DFO field trip reported Scarlet Tanager.
---On May 6 at Riverside Cemetery, Dave Leatherman found a SWAINSON’S
WARBLER in a windbreak of trees adjacent to the cemetery. The windbreak is
on private property do not bird the windbreak without permission.
---On May 6 at Two Buttes butte, Renee Casias reported 3 Canyon Wren,
Black-and-white Warbler, and Harris’s Sparrow.

---On May 5 at Mineral Palace Park, Van Truan, Pablo Quezada, and Gabriel
Wiltse reported Yellow-throated Warbler. On May 7 at Mineral Palace Park,
Van Truan reported Yellow-throated Warbler.
---On May 6 at Signal Mountain Ranch, Larry Moore reported Western

---On May 5 at Crow Valley CG, Adrian Moore reported Common Nighthawk,
Blue-gray Gnatcatcher, 5 Orange-crowned Warblers, and Green-tailed Towhee.
On May 6 at Crow Valley CG, Mark Chavez, Gene Rutherford, and Connie Kogler
reported Cassin’s Vireo. On May 7 at Crow Valley CG, Loch Kilpatrick
reported Common Nighthawk, Cassin’s Vireo, and Northern Parula.
---On May 6 at Norma’s Grove, Connie Kogler reported Hooded Warbler.
---On May 7 on CR 13 3 miles N of intersection with CR 86, Gary Lefko
reported 4 Marbled Godwits.
---On May 7 at Glenmere Park in Greeley, Shawn Mason reported 2 Chimney
Swifts, 4 Bushtits (nesting), and Rose-breasted Grosbeak.
---On May 7 at CR 114 and C 45, Rachel Hopper reported multiple singing
Chestnut-collared Longspurs.

DFO Field Trips:
For details please visit the DFO website

Prospect Park (Wheat Ridge Greenbelt)
Saturday, May 12
8:00 AM -13:30 AM
Jackie King (jackie.king AT; 720-38103314)
Register online or contact leader.

Eldorado Canyon State Park
Sunday, May 13
6:00 AM – 1:00 PM
Karen Drozda (drozforte AT; 303-388-0891)
This trip is FULL

Cherry Creek SP Wetlands Loop
Sunday, May 13
8:00 AM – 12:00 PM
Karen von Saltza & Bill Wuerthele (kvonsaltz AT; 303-941-4881)

Roxborough State Park
Sunday, May 13
8:00 AM – 11:00 AM
Alison Kondler (birdtrills AT; 303-904-9140)
This trip is FULL.

Good Birding,
Joyce Takamine

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