Date: 4/27/18 3:13 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 27 April 2018
Compiler: Joyce Takamine
Date: April 27, 2018
e-mail: RBA AT

This is the Rare Bird Alert for Friday, April 27 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, El Paso, Park)
Greater White-fronted Goose (*Jackson, *Prowers, Rio Grande)
Trumpeter Swan (Archuleta, Garfield)
Tundra Swan (*Garfield, *Prowers)
Greater Scaup (*Mesa, Montrose)
Red-breasted Mergaser (Denver, Montezuma, Park)
Greater Prairie-Chicken (Yuma)
Red-necked Grebe (Park)
Clark’s Grebe (*El Paso, Rio Blanco)
White-throated Swift (Pueblo)
Virginia Rail (Chaffee)
Sora (Adams)
Black-necked Stilt (*Parker)
Semipalmated Plover (Montezuma)
Mountain Plover (El Paso, Weld)
Upland Sandpiper (Prowers, Yuma)
Whimbrel (*El Paso)
Long-billed Curlew (*Douglas, El Paso, Larimer)
Marbled Godwit (*Douglas, Fremont, Larimer, Park, Weld)
Sanderling (Baca)
Dunlin (Rio Blanco)
Least Sandpiper (Kit Carson)
Semipalmated Sandpiper (Douglas, Kit Carson, Rio Blanco)
Short-billed Dowitcher (Weld)
Long-billed Dowitcher (Weld)
Solitary Sandpiper (*Boulder, *Mesa, Montezuma, *Parker)
Willet (*El Paso, Larimer, Montezuma, Weld)
Wilson’s Phalarope (*Boulder, *Douglas, Kit Carson, Larimer, Park)
Red-necked Phalarope (Weld)
Bonaparte’s Gull (Park)
Iceland Gull (Weld)
Caspian Tern (Jackson, Rio Blanco, Weld)
Common Tern (*Mesa)
Forster’s Tern (*Adams, *Jackson, Montezuma)
Red-throated Loon (Kiowa)
American White Pelican (Douglas)
Great Egret (Denver)
Snowy Egret (*Jackson, Montezuma, *Parker, Rio Blanco)
Little Blue Heron (*Boulder)
Cattle Egret (Rio Blanco)
Glossy Ibis (El Paso)
White-faced Ibis (El Paso, Weld)
Turkey Vulture (Douglas)
Northern Goshawk (Larimer)
Broad-winged Hawk (*Denver)
Rough-legged Hawk (Washington, Yuma)
Ferruginous Hawk (Mesa)
Red-bellied Woodpecker (*Prowers)
Ladder-backed Woodpecker (El Paso)
Hairy Woodpecker (Weld)
Western Wood-Pewee (Adams)
Gray Flycatcher (Kit Carson)
Dusky Flycatcher (Montrose)
Eastern Phoebe (*Boulder, *Chaffee, *Fremont, Jefferson)
Ash-throated Flycatcher (*Baca)
Cassin’s Kingbird (Denver)
Cassin’s Vireo (Baca)
Plumbeous Vireo (*Fremont, *Gilpin)
Woodhouse’s Scrub-Jay (Adams)
Chihuahuan Raven (Baca)
Violet-green Swallow (Jefferson, Weld)
Northern Rough-winged Swallow (Gunnison, Moffat)
Bank Swallow (Gunnison, Rio Blanco)
Cliff Swallow (Moffat)
Mountain Chickadee (Lincoln, Weld)
Bushtit (Weld)
Rock Wren (Gunnison, Park)
Marsh Wren (Gunnison)
Blue-gray Gnatcatcher (Kit Carson)
Golden-crowned Kinglet (*Prowers)
Eastern Bluebird (Adams)
Hermit Thrush (*Jefferson)
Gray Catbird (Boulder)
Curve-billed Thrasher (*El Paso)
Northern Mockingbird (Broomfield, El Paso)
American Pipit (Kiowa)
Gray-crowned Rosy-Finch (Jackson)
Brown-capped Rosy-Finch (Jackson)
Red Crossbill (Boulder, *Prowers)
Chestnut-collared Longspur (Weld)
McCown’s Longspur (Douglas, Weld)
American Tree Sparrow (*Boulder)
Chipping Sparrow (*El Paso, Logan, Montezuma)
Lark Sparrow (*Boulder, El Paso, *Saguache)
Black-throated Sparrow (Otero)
Sagebrush Sparrow (Boulder, *Saguache)
White-throated Sparrow (*El Paso)
Harris’s Sparrow (Denver, *El Paso)
Brown-headed Cowbird (Kit Carson, Yuma)
Rusty Blackbird (*Boulder)
Black-and-white Warbler (*Prowers)
Orange-crowned Warbler (*Baca, *Boulder, *Fremont, Kit Carson)
LUCY’S WARBLER (El Paso, Montezuma)
Nashville Warbler (El Paso)
Common Yellowthroat (*Fremont, *Jefferson)
Yellow-throated Warbler (Baca, *Pueblo)
Wilson’s Warbler (*Boulder)
Summer Tanager (Montezuma)
Northern Cardinal (*Prowers)

---On April 23 at Sand Creek Park, George Ho reported Woodhouse’s Scrub-Jay.
---On April 25 at Rocky Mountain Arsenal NWR First Creek, John Breitsch
reported Eastern Bluebird.
---On April 25 at Barr Lake SP banding station area, Matthew Sabatine
reported Sora and Western Wood-Pewee.

---On April 23 at Blanca Wetlands NWR, Alex Mullins and Ricky Martinez
reported 2 Snowy Plovers.

---On April 24 at Pinon Lake Reservoir, Charles Martinez reported Trumpeter

---On April 24 in town of Campo, Tony Leukering reported Yellow-throated
Warbler, 2 Cassin’s Vireos, and Chihuahuan Raven.
---On April 25 at Turk’s Pond SWA, Van Truan reported Sanderling.
---On April 24 at Two Buttes, Dave Leatherman reported Ash-throated
Flycatcher and Orange-crowned Warbler.

---On April 23 at Boulder Creek and 75th St, Eric DeFonso and Candice
Johnson reported Eastern Phoebe. On April 25 at Boulder Creek and 75th St,
Elaine Wagner and Doug Kibbe reported Eastern Phoebe. On April 26 at
Boulder Creek and 75th St, Rebecca Laroche, Nancy Ries Morrison, and Ginny
Bergstrom reported Eastern Phoebe.
---On April 23 in Louisville on South Boulder Road, Paula Hansley reported
Red Crossbill (type 4).
---On April 25 at Golden Ponds Park and NA, Luke Pheneger reported Eastern
---On April 26 at Walden/Sawhill Ponds, Jessica Miller and John Malenich
reported Little Blue Heron.
---On April 26 at Boulder and Left Hand Ditch—Lookout Road to Hwy 42, Ron
Podhajsky reported Lark Sparrow.
---On April 26 at Waneka Lake/Greenlee Preserve, Ted Floyd reported f Rusty
Blackbird on N shore of Waneka, 4 Wison’s Phalaropes at Greenlee, Solitary
Sandpiper and Greenlee and Orange-crowned Warbler.
---On April 26 on Mesa Trail complex, Sarah Spotten reported American Tree
Sparrow and Orange-crowned Warbler.
---On April 26 at Pleasant View Marsh in Boulder, Ernest Crvich reported
Wilson’s Warbler.

---On April 26 at Sands Lake SWA, Sally Waterhouse reported Eastern Phoebe.

---On April 23 at First Creek at DEN OS, Ginny Bergstrom and Chris Brobin
reported Harris’s Sparrow. On April 25 at First Creek at DEN OS, Eric
DeFonso reported Harris’s Sparrow.
---On April 23 at Bluff Lake Nature Center, John Cobb reported Cassin’s
Kingbird. On April 26 at Bluff Lake Nature Center, Elaine Wagner and Doug
Kibbe reported Broad-winged Hawk.
---On April 25 at Rocky Mountain Lake Park, Matt Gray, Elaine Wagner, Doug
Kibbe, and Gabriel Wiltse reported Great Egret.
---On April 25 at Sloan’s Lake Park, Matt Gray reported Red-breasted

---On April 24 at Chatfield SP Model Airplane Field, Loch Kilpatrick
reported McCown’s Longspur.
---On April 24 at Chatfield SP Marina Sandspit, Loch Kilpatrick reported
Semipalmated Sandpiper. On April 24 at Chatfield SP Marina Sandspit, David
Suddjian and his DFO Field Trip reported 40 Marbled Godwit, Long-billed
Curlew, and Wilson’s Phalarope.
---On April 26 at Bar CCC Park in Parker, Diane Roberts reported 4 Snowy
---On April 26 at Parker Regional Park aka Salisbury Equestrian Park, Diane
Robert, Loch Kilpatrick, Cynthia Kristensen and Tim Ryan reported
Black-necked Stilt, Solitary Sandpiper, and Snowy Egret.

---On April 14 at Sinton Ponds OS, David Tonnessen and Jim Merritt
reported LUCY’S WARLER. On April 23 at Sinton Pond OS, Terence Berger
reported LUCY’S WARBLER; Chris Brobin reported Nashville Warbler. On April
24 at Sinton Pond OS, Chris Brobin reported Nashville Warbler. On April 25
at Sinton Pond OS, Tanja Britton and Scott Chalmers reported Nashville
---On April 23 at Chico Basin Ranch Bell Grove, Ken Burton reported 2
Ladder-backed Woodpeckers. On April 26 at Chico Basin Ranch, Alan and
MaryLynne Ketcham reported Curve-billed Thrasher.
---On April 24 on Shumway Road outside of Fountain, Cici Lee reported 25 0
30 White-faced Ibis with possible Glossy Ibis in a wet field on east side
of road. On April 25 on Shumway Road, Alan and Mary Lynne Ketcham and
several other birders reported Whimbrel. On Aprill 26 on Shumway Road,
John Drummond reported Whimbrel.
---On April 25 at Squirrel Creek Reservoir, Cici Lee reported 10 Snow
Geese. On April 26 at Sqaurrel Creek Reservoir, Cici Lee and Jeannie
Mitchell reported Clark’s Grebe.
---On April 26 at Red Rock Canyon OS, Jim Merritt reported Chipping
Sparrow, Harris’s Sparrow, and White-throated Sparrow.
---On April 26 at Drake Lake on Mallard Road in Falcon/Peyton area, Cici
Lee reported 11 Willets.

---On April 25 at Florence (town), Jerry DeBoer reported Marbled Godwit.
---On April 26 at canon City Riverwalk – Mackenzie Ave to S Raynolds, Jerry
DeBoer reported 2 Eastern Phoebe, Plumbeous Vireo, Orange-crowned Warbler,
Common Yellowthroat.

---On April 25 at Lions Park in Rifle, Jodi Chambers reported Trumpeter
Swan. On April 26 at Lions Park in Rifle, Sondra Lee Walling reported
Tundra Swan.

---On April 26 at Golden Gate Canyon, Coyote Trail head, Eric DeFonso
reported Plumbeous Vireo.

---On April 23 at Gunnison Whitewater Park, Christopher Burney reported
Bank Swallow.
---On April 24 at McCabes Lane Wetland, Riley Morris reported 2 Northern
Rough-winged Swallows and Marsh Wren.
---On April 25 at Blue Mesa Reservoir, Holly Annala reported Rock Wren.

---On April 23 at Moose Visitor Center, Jacob Cuomo reported 2 Gray-crowned
Rosy-Finch and 42 Brown-capped Rosy-Finch.
---On April 25 at Walden Reservoir, Sue Riffe reported 2 Caspian Tern. On
April 26 at Walden Reservoir, Nick Komar reported Greater White-fronted
Goose, 3 Snowy Egrets, and 2 Forster’s Tern.

---On April 26 at Chatfield Banding Station Meredith McBurney reported
banding Hermit Thrush and Common Yellowthroat.

---On April 24 at Arapahoe Bend NA Rigden Reservoir (Strauss Cabin Lake),
Josh Bruening reported 24 Marbled Godwits, Willet, Long-billed Dowitcher, 4
Wilson’s Phalaropes.

---On April 24 in Hugo, Cameron Carver reported 2 Mountain Chickadees in SE
corner of cemetery.

---On April 23 at Ela Wildlife Sanctuary, Bob Clarke reported 3 Solitary
Sandpipers. On April 24 at Ela Wildlife Sanctuary, Mike Henwood reported 2
Solitary Sandpipers. On April 25 at Ela Wildlife Sanctuary, Kathleen
McGinley reported Solitary Sandpiper. On April 26 at Ela Wildlife
Sanctuary, Nic Korte reported 3 Solitary Sandpipers.
---On April 24 in Mack Mesa Airport Area to Highline Lake SP, Mike Henwood
reported Greater Scaup.
---On April 24 on Brewster’s Ridge/Bar X Wash, Mike Henwood reported
Ferruginous Hawk.
---On April 26 at Highline Lake SP, Mike Henwood reported 3 Greater Scaup
and 2 Common Tern.

---On April 9 Dinosaur National Monument Canyon Area Visitor Center, Kenny
Frisch photographed a CALIFORNIA QUAIL a first time in Colorado. On April
23 at Dinosaur National Monument Canyon Area Visitor Center, Gregg Goodrich
and John Drummond reported CALIFORNIA QUAIL heard.

---On April 23 at Totten Reservoir, Erick Hendrickson reported f
Red-breasted Merganser and Forster’s Tern. On April 25 at Totten
Reservoir, Glenn Dunmire, Erick Hendrickson, and Linda Raczek reported 3
Snowy Egret, Semipalmated Plover and Willet.
---On April 24 in Yellowjacket Canyon/ G Road area, Susan Allerton reported
7 Lucy’s Warblers and 1 m Summer Tanager. Allerton reported that there
were probable 5 territories along this stretch of Yellowjacket Canyon.
---On April 25 at Simon Draw, Glenn Dunmire, Erick Hendrickson, and Linda,
Raczek reported Solitary Sandpiper.

---On April 23 at Commanch NG, Carl Bendorf reported 2 Black-throated
Sparrows on CR E.

---On April 24 at Antero Reservoir, David Dowell reported 12 Red-breasted
Mergansers, 4 Snow Geese, 3 Wilson’s Phalarope, Marbled Godwit.
---On April 24 at Spinney Mountain Reservoir, David Dowell reported 2
Marbled Godwits, 2 Red-necked Grebe, Rock Wren, 3 Wilson’s Phalarope, and
14 Bonaparte’s Gulls.

---On April 26 at Northgate Park, Tony Leukering reported Tundra Swan and 3
Greater White-fronted Geese.
---On April 24 on US 50 East of CR 16, Cameron Carver reported Upland
---On April 23 at Fairmount Cemetery in Lamar, Dave Leatherman reported Red
Crossbills, Golden-crowned Kinglet, and Red-bellied Woodpecker. On April
25 at Fairmount Cemetery, Dave Leatherman reported Black-and-white Warbler.
---On April 23 at Lamar Community College Woods, Dave Leatherman reported m
Northern Cardinal.
---On April 23 in Willow Creek neighborhood of Lamar, Dave Leatherman
reported f Northern Cardinal and White-winged Dove.

---On April 26 at Mineral Palace Park in Pueblo, Van Truan and Brandon
Percival reported Yellow-throated Warbler.

---On April 23 at Kenney Reservoir, Gregg Goodrich, John Drummond, and Lisa
Edwards reported Cattle Egret and Snowy Egret.
---On April 24 at Rio Blanco SWA, Gregg Goodrich reported Clark’s Grebe,
Caspian Tern, and 2 Bank Swallows.
---On April 24 at XTO Retention Pond, Gregg Goodrich reported Semipalmated
Sandpiper and Dunlin.

---On April 26 at Russell Lakes SWA, Jeff Dawson reported Lark Sparrow and
Sagebrush Sparrow.

---On April 23 on Hwy 34 between CR S and CR U, Sue Riffe reported
Rough-legged Hawk.
---On April 25 on Hwy 34 and CR YY, Matthew Sabatine reported Rough-legged

---On April 23 at Union Reservoir, Steve Mlodinow reported 2 Caspian Terns.
---On April 24 at Eaton Cemetery, Steve Mlodinow reported 2 Mountain
---On April 22 3 miles S of Birggsdale, Bill Fink reported Rough-legged
---On April 23 at Norma’s Grove, Gene Rutherford reported Hairy Woodpecker
(Rocky Mt).
---On April 23 on CR 40 between CR 45 and CR 47, Gene Rutherford reported
basic plumaged Red-necked Phalarope.
---On April 24 at Glenmere Park in Greeley, Steve Mlodinow reported 3
Bushtit and 2 Mountain Chickadee. On April 25 at Glenmere Park, Shawn
Mason reported 2 Bushtit.
---On April 24 at Windsor Lake, Steve Mlodinow reported Iceland (Thayer’s)
---On April 25 at Lower Latham Reservoir, Renee Casias reported 8
Short-billed Dowitcher and Marbled Godwit.
---On April 25 at CR 45 north to CR 114, Josh Bruening reported 7
Chestnut-collared Longspurs and McCown’s Longspur.
---On April 25 at CR 79 south of Hwy 14, Josh Bruening reported Mountain
Plover and Long-billed Curlew.
---On April 25 at Pond on CR 13 N of Hwy 14, Josh Bruening reported 20
Marbled Godwits, 8 Willet, 20 Wilson’s Phalarope, and Long-billed Dowitcher.

---On April 23 on W 8th Ave in Yuma, Sue Riffe reported Rough-legged Hawk.
---On April 25 at Bledsoe Cattle Ranch, Matthew Sabatine reported 40
Greater Prairie Chicken and Upland Sandpiper.

DFO Field Trips:
For details please visit the DFO website

Friday, April 27 – Saturday April 28
1:00 PM – 6:00 PM
Cortez led by Gregg Goodrich (GreggGoodrich AT; 303-655-9135)

Saturday, April 28
6:00-AM – 6:00 PM
Poudre River and Poudre Canyon led by Chris Goulart (cgoular001 AT; 586-764-2126) This trip is FULL.

Saturday, April 28
7:00 AM – 12:00 PM
Walden Pond Wildlife Habitat/Sawhill led by Chuck Hundertmark
(chundertmark8 AT; 303-604-0531)

Sunday, April 29
6:00 AM – 6:00 PM
Chico Basin Ranch led by Mark Amershek (mamershek AT;
303-329-8646) This trip is FULL

Sunday April 29
8:00 AM – 11:30 AM
Rocky Mountain Arsenal NWR led by Candice Johnson (candice.johnson AT; 303-329-8131)

Sunday, April 29
8:00 AM – 11:00 AM
Roxborough State Park led by Alison Kondler (birdtrills AT;
303-904-9140) This trip is FULL.

Good Birding,
Joyce Takamine

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