Date: 5/11/18 3:03 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 11 May 2018
Compiler: Joyce Takamine
Date: May 11, 2018
e-mail: RBA AT cobirds.org

This is the Rare Bird Alert for Friday, May 11 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)
Greater Scaup (Hinsdale)
Red-breasted Merganser (*Pueblo)
Northern Bobwhite (Kiowa)
Greater Prairie Chicken (Yuma)
Greater Roadrunner (Baca)
Common Nighthawk (*Boulder, Weld)
Chimney Swift (Weld)
White-throated Swift (Pueblo)
ANNA’S HUMMINGBIRD (Jefferson)
Virginia Rail (Chaffee)
Sora (Jackson, Montezuma)
Sandhill Crane (*Garfield, Montezuma)
Black-necked Stilt (*Denver, Montezuma)
Snowy Plover (*Kiowa)
Piping Plover (*Kiowa)
Upland Sandpiper (Arapahoe, Larimer)
Whimbrel (Kiowa)
Long-billed Curlew (Baca, Boulder, Kiowa)
Marbled Godwit (Kiowa, Mesa, Weld)
White-rumped Sandpiper (*Kiowa)
Long-billed Dowitcher ( Weld)
Willet (Jackson, Weld)
Wilson’s Phalarope (Kit Carson)
Black Tern (*Kiowa)
Forster’s Tern (Adams, *Montezuma)
American White Pelican (Douglas, Hinsdale)
Snowy Egret (Montezuma)
Cattle Egret (Jefferson, Mesa)
Green Heron (*Larimer)
Glossy Ibis (Boulder, *Chaffee, Fremont, Kiowa)
White-faced Ibis (Mesa, Weld)
Turkey Vulture (Douglas)
Mississippi Kite (*El Paso, *Kiowa)
Northern Goshawk (*El Paso)
Broad-winged Hawk (*Prowers)
Red-headed Woodpecker (*Kiowa)
Acorn Woodpecker (La Plata)
Red-bellied Woodpecker (Bent)
Ladder-backed Woodpecker (*El Paso, Las Animas)
American Three-toed Woodpecker (*Larimer)
Olive-sided Flycatcher (Bent, Boulder, Jefferson)
Western Wood-Pewee (Baca, El Paso, Mesa)
Gray Flycatcher (Boulder, Gunnison, *Kiowa, Kit Carson, Las Animas)
Dusky Flycatcher (Jefferson, Montrose)
Cordilleran Flycatcher (Saguache)
Black Phoebe (Mesa)
Eastern Phoebe (Baca, Jefferson)
Ash-throated Flycatcher (*El Paso)
White-eyed Vireo (*Kiowa)
Warbling Vireo (*Boulder)
Yellow-throated Vireo (*Boulder)
Cassin’s Vireo (Bent, Boulder, Jefferson, Weld)
Plumbeous Vireo (Boulder, Baca)
Philadelphia Vireo El Paso)
Warbling Vireo (Boulder)
Gray Jay (El Paso, *Larimer)
Woodhouse’s Scrub-Jay (Jefferson)
Chihuahuan Raven (*Kiowa)
Violet-green Swallow (Jefferson, Weld)
Northern Rough-winged Swallow (Moffat)
Cliff Swallow (Moffat)
Bushtit (Weld)
Canyon Wren (Prowers)
Marsh Wren (Gunnison)
Blue-gray Gnatcatcher (Hinsdale, Kit Carson)
Eastern Bluebird (*Kiowa)
Veery (*Kiowa)
Hermit Thrush (*El Paso)
Wood Thrush (*Kiowa)
Gray Catbird (Arapahoe)
Curve-billed Thrasher (*El Paso, Kiowa)
Brown Thrasher (Weld)
American Pipit (Kiowa)
Red Crossbill (Las Animas)
Lesser Goldfinch (Jefferson)
Chestnut-collared Longspur (Weld)
EASTERN TOWHEE (Yuma)
Rufous-crowned Sparrow (Baca)
Canyon Towhee (Baca, Las Animas)
American Tree Sparrow (*Larimer)
Chipping Sparrow (Logan, Montezuma)
Clay-colored Sparrow (El Paso)
Lark Sparrow (El Paso)
Black-throated Sparrow (Alamosa)
Grasshopper Sparrow (Boulder, Denver, *Jefferson)
Field Sparrow (Bent)
Sagebrush Sparrow (Boulder)
Harris’s Sparrow (Prowers)
Orchard Oriole (Bent, Las Animas)
Bullock’s Oriole (Bent, Gunnison)
Brown-headed Cowbird (Kit Carson, Yuma)
Ovenbird (*Bent, *Prowers)
Worm-eating Warbler (*Prowers)
Northern Waterthrush (*Bent, *Boulder, Jefferson)
Golden-winged Warbler (Bent)
Blue-winged Warbler (*Kiowa)
Black-and-white Warbler (Bent, Prowers)
Prothonotary Warbler (Jefferson)
SWAINSON’S WARBLER (Prowers)
Tennessee Warbler (Kiowa)
Nashville Warbler (Bent, Jefferson)
MacGillivray’s Warbler (Jefferson)
MOURNING WARBLER (Bent, Prowers)
Northern Parula (*El Paso, *Kiowa, Weld)
Magnolia Warbler (*Kiowa, Prowers)
Bay-breasted Warbler (*Kiowa)
Yellow Warbler (Hinsdale)
Chestnut-sided Warbler (Saguache, Weld)
Blackpoll Warbler (Bent, *Larimer, Weld)
Black-throated Blue Warbler Jefferson)
Palm Warbler (Boulder)
Yellow-throated Warbler (Pueblo)
PRAIRIE WARBLER (Bent)
Grace’s Warbler (Jefferson, *Mesa)
Black-throated Gray Warbler (Jefferson)
Townsend’s Warbler (Bent, Kiowa)
Black-throated Green Warbler (Kiowa, Prowers)
Summer Tanager (Bent, Weld)
Northern Cardinal (Baca)
Rose-breasted Grosbeak (Boulder, Weld)
Blue Grosbeak (Las Animas, Weld)
Lazuli Bunting (El Paso)
Indigo Bunting (*Kiowa)

ALAMOSA COUNTY:
---On May 9 at Hwy 140 pullout at Mosca, Chet Ogan reported Black-throated
Sparrow perched on sign of Medano Zapata pullout.

ARAPAHOE COUNTY:
---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.

BACA COUNTY:
---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
Wood-Pewee.
---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.

BENT COUNTY:
---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 8 at Melody Tempel Grove,
Brandon Percival reported Townsend’s Warbler. On May 9 at Temple Grove,
Brandon Percival reported Ovenbird and Northern Waterthrush.
---On May 7 at 30024 -30046 CR 24 at John Martin Reservoir, Renee Casias
reported Golden-winged Warbler, PRAIRIE WARBLER, and Summer Tanager.

BOULDER COUNTY:
---On May 8 at Walden/Sawhill Ponds, Ted Floyd reported 3 Warbling Vireo
(Eastern).
---On May 8 at Boulder Creek at 75th, Ted Floyd reported Eastern Phoebe.
---On May 7 at Green Mountain Cemetery, Bill Kaempfer reported Gray
Flycatcher.
---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 9 at CU Boulder, East
Campus, Peter Burke reported Yellow-throated Vireo on W side of western
most pond. On May 10 at CU Boulder, East Campus, John Malenich and Steve
Rash reported Yellow-throated Vireo; Bob Spencer and Peter Burke reported
Yellow-throated Vireo and Northern Waterthrush
---On May 8 on South Mesa trail, Candice Johnson reported Long-billed
Curlew.
---On May 8 at Pella crossing OS, Carl Starace reported Glossy Ibis. On
May 9 at Pella Crossing OS, Raymond Davis reported Glossy Ibis and 3
Rose-breasted Grosbeak.
---On May 8 at Walden Ponds, Leanne Presley and Susan Downey reported Palm
Warbler (western).
---On May 9 at Damyanovich/Yunker OS, Christian Nunes reported Grasshopper
Sparrow.
---On May 9 on Coal Creek Trail in Lafayette, Jessica Vance reported
Rose-breasted Grosbeak.
---On May 10 at Teller Farm and Lakes, Ted Floyd reported Warbling Vireo
(eastern)
---On May 10 at Golden Ponds Park and NA in Longmont, Susan and Maikel Wise
reported Common Nighthawk.

CHAFFEE COUNTY:
---On May 10 at Little Arkansas River between Poncha Springs and Salida,
Karen Goetz, Susan Bonfiglio, and Matt Clark reported 4 Glossy Ibis.

DENVER COUNTY:
---On May 10 at Westerly Wetland, Jake Shorty reported 2 Black-necked
Stilts.

EL PASO COUNTY:
--- 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 9 at Chico Basin ranch, Ken Burton, and others
reported Ash-throated Flycatcher, 2 Ladder-backed Woodpeckers, Curve-billed
Thrashers. On May 10 at Chico Basin Ranch, Ken Burton, Tanja Britton, and
John Drummond reported Ash-throated Flycatcher, Hermit Thrush, Northern
Parula, 2 Ladder-backed Woodpeckers.
---On May 7 at Clear Spring Ranch, Steve Brown reported Western
Wood-Pewee. On May 8 at Clear Spring Ranch, Steve Brown reported 3 Lazuli
Bunting. On May 9 at Clear Spring Ranch, Steve Brown reported Clay-colored
Sparrow.
---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 9 at Adams Open Space, John Drummond, Terence Berger and Joy and
Leonard Lake reported 2 Mississippi Kites. On May 10 at Adams OS, Robb
Hinds and Gloria Nikolai reported 3 Mississippi Kites.
---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
Woodpeckers. On May 9 on Hanover Road, Terence Berger and Daniel Fleming
reported Ladder-backed Woodpecker; John Drummond and Aiken Audubon and Mel
and Jeanne Goff reported Philadelphia Vireo.
---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 10 at Hanover Fire Station, Tanja Britton
reported Curve-billed Thrasher.
---On May 9 at Pike’s Peak trail from Crag, Julia Putman reported 3 Gray
Jays.
---On May 10 at Smith Creek Ponds, Alan Versaw reported Northern Goshawk.
---On May 10 at Fountain Creek RP, Diana Beatty reported Mississippi Kite.

GARFIELD COUNTY:
---On May 10 at Spring Valley, Tom McConnell reported Sandhill Crane.

GUNNISON COUNTY:
---On May 7 at McCabe’s lane Wetland, Nick Niezgoda, reported 2 Bullock’s
Orioles and Marsh Wren.

HINSDALE COUNTY:
---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.

JEFFERSON COUNTY:
---On May 7 at Chatfield Banding Station, Meredith McBurney banded Dusky
Flycatcher and 2 Lesser Goldfinch (probable pair). On May 9 at Chatfield
Banding Station, Meredith McBurney reporte Woodhouse’s Scrub-Jay, Northern
Waterthrush, MacGillivray’s 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 9 at Main Reservoir,
Gabriel WIltse reported Black-throated Gray Warbler.
---On May 8 at Lower White Ranch Park, Jerry Baines reported Black-throated
Blue Warbler.
---On May 8 at Chatfield Banding Station, Meredith McBurney and Suzy Hiskey
reported m Prothonotary Warbler.
---On May 9 at 5600 W 73rd Ave in Westminster Kimberly Tavernia reported 6
Cattle Egret.
---On May 10 at Lower Wite Ranch Park, Christy Payne reported 3 Grasshopper
Sparrows.

KIOWA COUNTY:
---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 9 at Upper Queens/Neeskah Reservoir, Steve Mlodinow
reported Tennesee Warbler, Townsend’s Warbler, 6 Snowy Plover, 9 Whimbrel,
3 Long-billed Curlew, 43 Marbled Godwits, and 2 Chihuahuan Raven. On May
10 at Upper Queens/Neeskah Reservoir, Steve Mlodinow and David Ely reported
Glossy Ibis, 10 Snowy Plover, 2 Piping Plover, 4 White-rumped Sandpiper,
Black Tern, 3 Red-headed Woodpecker, White-eyed Vireo, Blue-winged Warbler,
Northern Parula, Bay-breasted Warbler, Eastern Bluebird, and Wood Thrush.
---On May 8 at Neenoshe Reservoir, Steve Mlodinow reported 4 Northern
Bobwhite, 8 Snowy Plovers, 1 Piping Plover, and Curve-billed Thrasher.
---On May 10 on Kiowa road S of Eads Cemetery, David Ely and Steve Mlodinow
reported Chihuahuan Raven and pair of Eastern Bluebirds.
---On May 10 at Kiow Creek at CR 40, Steve Mlodinow and David Ely reported
11 Mississippi Kites, Gray Flycatcher, 2 Chihuahuan Ravens, Veery, Magnolia
Warbler, and Indigo Bunting.

LARIMER COUNTY:
---On May 7 at Pond at S Wellington on Clinton Ave, Lori Pivonka reported
Upland Sandpiper.
---On May 10 at Lee Martinez Park in Fort Collins, Rob Sparks reported
Northern Waterthrush and Green Heron.
---On May 10 at Rocky Mountain NP Beaver Meadows Visitor Center, Logan
Korte reported 2 American Tree Sparrows, American Three-toed Woodpecker,
Gray Jay and Blackpoll Warbler.

LAS ANIMAS COUNTY:
---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.

MESA COUNTY:
---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
Wood-Pewee
---On May 8 at Clifton Nature Park, Ryan Claar reported Cattle Egret and
Black Phoebe.
---On May 10 at Jack’s Canyon, Eric DeFonso reported Grace’s Warbler.

MONTEZUMA COUNTY:
---On May 6 at Totten Reservoir, Erik Hendrickson reported 2 Black-necked
Stilts, Sora, 2 Snowy Egrets, and 2 Sandhill Cranes.
---On May 10 at McPhee Reservoir West End, Coen Dexter and Brenda Wright
reporter 27 Forster’s Terns.

PROWERS COUNTY:
---On May 8 at Lamar Community College, David Suddjian and his DFO field
trip reported Scarlet Tanager; Brandon Percival reported at the South end
of LCC, m MOURNING WARBLER, m Magnolia Warbler, f Black-throated Green
Warbler, and Black-and-white Warbler. On May 9 at Lamar Community College,
the DFO Field trip reported MOURNING WARBLER and Brandon Percival reported
Worm-eating Warbler at N end, Broad-winged Hawk and Ovenbird. On May 10 at
Lamar Community College, Brandon Percival reported Worm-eating Warbler.

PUEBLO COUNTY:
---On May 7 at Mineral Palace Park, Van Truan reported Yellow-throated
Warbler. On May 9 at Mineral Palace Park, Van Truan reported
Yellow-throated Warbler.
---On May 10 at Pueblo Reservoir Spillway, Darth Aves reported 2 f
Red-breasted Mergansers.

SAGUACHE COUNTY:
---On May 9 at Deadman’s Creek riparian area, John Cobb reported
Cordilleran Flycatcher and m Chestnut-sided Warbler.

WELD COUNTY:
---On May 7 at Crow Valley CG, Loch Kilpatrick reported Common Nighthawk,
Cassin’s Vireo, and Northern Parula. On May 9 at Crow Valley CG, Gene
Rutherford reported m Chestnut-sided Warbler, Blackpoll Warbler, and f
Summer Tanager; Norm Lewis reported Summer Tanager.
---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.
---On May 9 at Nunn Woods where Lone Tree Creek corsses Nunn County Roads,
Gary Lefko reported Blue Grosbeak and Brown Thrasher.

DFO Field Trips:
For details please visit the DFO website dfobirds.org

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

Eldorado Canyon State Park
Sunday, May 13
6:00 AM – 1:00 PM
Karen Drozda (drozforte AT AOL.com; 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 yahoo.com; 303-941-4881)

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


Good Birding,
Joyce Takamine
Boulder

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