Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
Date: September 10, 2017
This is the Rare Bird Alert for Sunday, September 10 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 changes.
Greater White-fronted Goose (Denver)
Bufflehead (Custer)
Wild Turkey (Denver)
Horned Grebe (Park)
White-winged Dove (Arapahoe, Prowers)
BLACK-BILLED CUCKOO (Bent)
Yellow-billed Cuckoo (Bent)
Greater Roadrunner (El Paso)
Black Swift (Boulder, *Ouray)
Chimney Swift (Prowers)
Sandhill Crane (Costilla, Montrose, Routt)
American Golden Plover (*Washington)
Snowy Plover (Alamosa)
Semipalmated Plover (*Washington)
Upland Sandpiper (El Paso)
Stilt Sandpiper (Alamosa, Jefferson, *Washington)
Sanderling (Larimer, *Washington)
Buff-breasted Sandpiper (*Washington)
Pectoral Sandpiper (El Paso, *Washington)
Semipalmated Sandpiper (El Paso, Washington)
Short-billed Dowitcher (Washington)
Solitary Sandpiper (Boulder, *El Paso, Montrose, San Miguel)
LONG-TAILED JAEGER (Park)
Sabine’s Gull (Custer, Douglas, Jefferson, *Washington)
Lesser Black-backed Gull (Douglas, Jefferson, *Washington)
Caspian Tern (*Larimer, Washington)
Black Tern (Morgan)
Common Tern (Larimer, Park, Washington)
Common Loon (Kiowa, Ouray)
Green Heron (Baca)
Mississippi Kite (*El Paso)
Lewis’s Woodpecker (Montrose, *Ouray)
Red-headed Woodpecker (*Weld)
Williamson’s Sapsucker (Boulder, Gilpin, El Paso, *Summit)
Ladder-backed Woodpecker (El Paso)
American Three-toed Woodpecker (Gunnison)
Merlin (Pueblo)
Least Flycatcher (Baca, Bent, El Paso, *Weld)
Gray Flycatcher (Montrose)
Black Phoebe (Jefferson, Montrose, *Ouray)
Eastern Phoebe (Prowers)
Cassin’s Kingbird (El Paso, Montezuma, *Weld)
Blue-headed Vireo (Baca, Bent, El Paso, *Weld)
Red-eyed Vireo (Baca, Bent, *El Paso, Powers)
Chihuahuan Raven (El Paso)
Bewick’s Wren (El Paso)
Blue-gray Gnatcatcher (Bent, *El Paso, Mesa, Washington, Weld)
Curve-billed Thrasher (*El Paso)
American Pipit (Mesa)
Cassin’s Finch (Mesa, *Ouray)
Evening Grosbeak (Kiowa)
Ovenbird (Alamosa, Baca, Bent, Weld)
Northern Waterthrush (El Paso, Jefferson, Mesa)
Golden-winged Warbler (Ouray)
Blue-winged Warbler (Weld)
Black-and-white Warbler (El Paso, Pueblo, *Washington, *Weld)
Prothonotary Warbler (Baca)
Tennessee Warbler (Adams, Baca, El Paso, *Weld)
Nashville Warbler (El Paso, Jefferson, *Weld)
American Redstart (Bent, Boulder, *El Paso, Washington, Weld)
Northern Parula (*Washington)
Magnolia Warbler (Bent)
Bay-breasted Warbler (*Washington)
Chestnut-sided Warbler (Boulder, Custer, Prowers, *Washington)
Blackpoll Warbler (Pueblo)
Black-throated Green Warbler (*Pueblo)
Cassin’s Sparrow (*El Paso)
Clay-colored Sparrow (Arapahoe, *Boulder, Douglas, Eagle, *El Paso,
Jefferson, Mesa, Weld)
Brewer’s Sparrow (Arapahoe, Boulder, *El Paso)
Field Sparrow (Weld)
Lark Bunting (Boulder, Chaffee, El Paso, Summit, Weld)
Grasshopper Sparrow (Boulder)
Fox Sparrow (San Juan)
Northern Cardinal (Prowers)
Dickcissel (*El Paso, Pueblo, Weld)
Bobolink (Boulder)
Baltimore Oriole (Prowers, Weld)
ADAMS COUNTY:
---On September 5 at Barr Lake Banding Station, Meredith McBurney reported
banding Tennessee Warbler and Clay-colored Sparrow. On September 6 at Barr
Lake Banding Station, Meredith McBurney reported that the Tennessee Warbler
continues near the banding station.
ALAMOSA COUNTY:
--- On September 3 at Blanca Wetlands NWR, JoAnn Riggle reported Snowy
Plover. On September 7 at Blanca Wetlands NWR, John Rawinski reported few
Snowy Plovers and Stilt Sandpiper.
---On September 8 at N end of Cattails Golf Course, John Rawinski reported
Ovenbird.
ARAPHAOE COUNTY:
---On September 4 at Cherry Creek SP Pelican Point, Ben Sampson reported
Clay-colored Sparrow.
---On September 6 at Cherry Creek SP South End, David Hill and Cynthia
Madsen reported White-winged Dove, 2 Clay-colored Sparrows, and 2 Brewer’s
Sparrows.
BACA COUNTY:
---On September 5 at Two Buttes Reservoir below dam, Brandon Percival
reported Prothonotary Warbler, Blue-headed Vireo, Great Crested Flycatcher,
Tennessee Warbler, Red-eyed Vireo, 3 American Redstarts, Ovenbird, Least
Flycatcher, Green Heron.
BENT COUNTY:
---On September 4 at Tempel Grove, Dave Leatherman reported American
Redstart, Great Crested Flycatcher, and Yellow-billed Cuckoo. On September
5 at Melody Tempel Grove, Brandon Percival reported 2 Great Crested
Flycatcher, Blue-headed Vireo, Red-eyed Vireo, Blue-gray Gnatcatcher, 2
Ovenbird, American Redstart. On September 7 at Tempel Grove, Duane Nelson
reported Yellow-bellied Flycatcher and hatch year f Magnolia Warbler, 2
American Redstarts. On September 8 at Tempel Grove, John Drummond reported
juv BLACK-BILLED CUCKOO and Blue-headed Vireo.
---On September 5 at Hasty Campground, Brandon Percival reported 2 American
Redstart, Red-eyed Vireo.
BOULDER COUNTY:
---On September 6 at Rocky Mountain NP Ouzel Falls, Myron Gerhard reported
Black Swift on nest.
---On September 5 at Golden Ponds Park and Nature Area, David Dowell
reported 2 American Redstarts.
---On September 6 at 66th and Marshall Road, Christian Nunes reported
Grasshopper Sparrow, 12 Clay-colored Sparrows, 3 Brewer’s Sparrows, and 5
Lark Buntings.
---On September 8 at Walden/Sawhill Ponds, Ted Floyd reported imm
Williamson’s Sapsucker, 3 Clay-colored Sparrows, 2 Brewer’s Sparrows; Mark
Holmgren and Elena Klaver reported 2 Solitary Sandpipers, Chestnut-sided
Warbler, and Brewer’s Sparrow.
CHAFFEE COUNTY:
---On September 6 on CR 300 outside of Buena Vista, Greg Levandoski
reported 5 Lark Bunting.
COSTILLA COUNTY:
---On September 5 at Smith Reservoir, JoAnn Riggle reported 3 Sandhill
Cranes.
CUSTER COUNTY:
---On September 3 at Lake DeWeese, Cheryl Teuton and Dan Brooke reported m
Bufflehead and juv Sabine’s Gull. On Septmeber 4 at Lake DeWeese, Brandon
Percival reported juv Sabine’s Gull. On September 6 at DeWeese Reservoir,
Rich Miller reported Sabine’s Gull and juv Chestnut-sided Warbler next to
the dam.
DENVER COUNTY:
---On September 4 at Bluff Lake NC, Chris Rurik and his DFO Field Trip
reported Wild Turkey. On September 8 at Bluff Lake Nature Center, Andrew
Fontenot reported Wild Turkey.
---On September 5 at Denver City Park Duck Lake, Baila Zohari reported
Greater White Fronted Goose.
DOUGLAS COUNTY:
---On September 4 at Chatfield SP Marina Sandspit, Bez Bezuidenhout
reported 2 Sabine’s Gulls, Lesser Black-backed Gull and 3 Clay-colored
Sparrows; Art Hudak reported Lesser Black-backed Gull. On September 8 at
Chatfield SP Marina Sandspit, Chuck Aid and Michael Kiessig reported
Sabine’s Gull and Lesser Black-backed Gull.
EL PASO COUNTY:
---On September 5 at Fountain Creek Regional Park, David Tonnessen reported
Cassin’s Kingbird, Tennessee Warbler, Nashville Warbler, Clay-colored
Sparrow, and 2 Brewer’s Sparrows. On September 9 at Fountain Creek
Regional Park, Diana Bettay reported 4 Mississippi Kites (2 juv, 2ad) and
David Tonnessen reported 2 juv Mississippi Kites and Solitary Sandpiper.
--- On September 4 at Clear Spring Ranch, Steve Brown reported Least
Flycatcher and ad Clay-colored Sparrow. On September 5 at Clear Spring
Ranch, Steve Brown banded 2 Clay-colored Sparrows. On September 7 at Clear
Spring Ranch, Steve Brown reported banding ad Northern Waterthrush, and 2
Clay-colored Sparrows. On September 8 at Clear Spring Ranch, Steve Brown
reported ad f Tennessee Warbler, Northern Waterthrush, and Clay-colored
Sparrow. On September 9 at Clear Spring Ranch, Steve Brown reported
Blue-gray Gnatcatcher.
---On September 4 at Chico Basin Ranch, Monday Birders reported Upland
Sandpiper, f Williamson’s Sapsucker, 2 Ladder-backed Woodpeckers,
Curve-billed Thrasher, f Black-and-white Warbler, 6 Clay-colored Sparrows,
14 Brewer’s Sparrows and 3 Dickcissel. On September 4 at Chico Basin
ranch, Aaron Yappert reported Curve-billed Thrasher, Black-and-white
Warbler, and 2 Clay-colored Sparrows. On September 5 at Chico Basin Ranch,
cathy Bondy reported Ladder-backed Woodpecker, 2 Curve-billed Thrasher,
Black-and-white Warbler, and American Redstart; John Drummond and Aitken
Audubon reported 2 Ladder-backed Woodpecker, Bewick’s Wren, Blue-gray
Gnatcatcher, 2 American Redstarts (1ad m, 1 imm m), Cassin’s Sparrow,
Clay-colored Sparrow, and Lark Bunting. On September 8 at Chico Basin
Ranch, Norm Lewis reported Ladder-backed Woodpecker, Curve-billed Thrasher,
4 Cassin’s Sparrows, Clay-colored Sparrow, and 2 Brewer’s Sparrows; Aaron
Yappert reported 2 Ladder-backed Woodpeckers, and Aaron Yappert reported
Ladder-backed Woodpecker, Red-eyed Vireo, and Clay-colored Sparrow. On
September 9 at Chico Basin Ranch, Robb Hinds reported 3 Curve-billed
Thrashers, Clay-colored Sparrows, 6 Brewer’s Sparrows, and 2 Dickcissel;
Aaron and Patti Driscoll reported Red-eyed Vireo, Curve-billed Thrasher,
American Redstart, and 5 Cassin’s Sparrows.
---On September 5 on Hanover Road in Fountain, Diane Roberts reported
Ladder-backed Woodpecker and Chihuahuan Raven. On September 8 on Hanover
Road, Norm Lewis reported Greater Roadrunner.
---On September 4 at Ramah Reservoir SWA, Rob Hinds reported 2 Pectoral
Sandpipers and Semipalmated Sandpiper.
---On September 7 in a huge field at east end of Pike’s Peak Ave in
Colorado Springs, Eric Eaton reported Lewis’s Woodpecker.
---On September 9 at Venetucci Rarm, David Rudin reported 4 Mississippi
Kites.
---On September 6 at Pulpit Rock Park, Alan Versaw reported Blue-headed
Vireo, 6 Blue-gray Gnatcatchers and Clay-colored Sparrow.
GILPIN COUNTY:
---On September 4 at Golden Gate Canyon SP , Andrew Fontenot reported f
Williamson’s Sapsucker near beginning of Horseshoe Trail.
JEFFERSON COUNTY:
---On September 4 at Chatfield SP Swim Beach, Pablo Quezada reported
Eastern Phoebe. On September 5 at Chatfield SP Swim Beach, Loch Kilpatrick
reported 2 Sabine’s Gulls, Black Phoebe, Eastern Phoebe, Northern
Waterthrush, Nashville Warbler, and Clay-colored Sparrow; Phil Lyon
reported Lesser Black-backed Gull. On September 6 at Chatfield SP Swim
Beach, Pablo Quezada and Dale Pate reported Black Phoebe and Eastern Phoebe.
---On September 4 at Harriman Lake Park, Brian Johnson reported 3
Clay-colored Sparrows.
LARIMER COUNTY:
---On September 5 at Timnath Reservoir, Joe Mammoser reported 3 Caspian
Terns on sandspit on N shore. On September 8 at Timnath Reservoir, Joe
Mammoser reported 4 Caspian Terns. On September 9 at Timnath Reservoir,
Candice Johnson reported Caspian Tern.
MESA COUNTY:
---On September 5 at Grand Junction Wildlife Area, Mike Henwood reported 2
Clay-colored Sparrows (ad, juv).
---On September 6 at Vega Reservoir and Vega SP, Mike Henwood reported 2
Blue-gray Gnatcatchers, American Pipit, and 4 Cassin’s Finches.
---On September 8 at Horsethief Canyon SWA, Mike Henwood reported Northern
Waterthrush.
MONTEZUMA COUNTY:
---On September 4 at Mesa Verde NP Wetherill Mesa, Stanton Hunter reported
Cassin’s Kingbird.
MONTROSE COUNTY:
---On September 5 at Cooper’s Ditch, Coen Dexter and Brenda Wright reported
Lewis’s Woodpecker, Black Phoebe, and 2 Sandhill Cranes.
---On September 5 at Airport Lake, Coen Dexter and Brenda Wright reported 3
Solitary Sandpipers.
OURAY COUNTY:
---On September 8 at Ridgway Banding Station, Linnea Rowse reported imm F
Golden-winged Warbler.
---On September 9 at Billy Creek SWA, Jon Horn reported Black Phoebe.
---On September 9 at Box Canyon Falls Parks, Jon Horn reported 2 Black
Swifts and 8 Cassin’s Finch.
---On September 9 in town of Ridgway on Moffat St, Jon Horn reported
Lewis’s Woodpecker.
PARK COUNTY:
---On September 3 at Antero Reservoir, Loch Kilpatrick and Glenn Walbek
reported 10 Horned Grebes and LONG-TAILED JAEGER. On September 4 at Antero
Reservoir, Joel Adams reported LONG-TAILED JAEGER.
---On September 3 at Eleven Mile Reservoir, Loch Kilpatrick and Glenn
Walbek reported Common Loon and 2 Horned Grebes.
PROWERS COUNTY:
---On September 4 at Lamar Community College Woods, Dave Leatherman
reported Chestnut-sided Warbler (1st fall f), Chimney Swift, and Northern
Cardinal.
---On September 5 at 14th and Parkway in Lamar, Dorothy Russell reported
Great Crested Flycatcher, Red-eyed Vireo and 2 Baltimore Orioles.
PUEBLO COUNTY:
---On September 2 in Colorado City, Dave Silverman and Brandon Percival
reported 3 Black Swifts at Lake Beckwith and Brandon reported Dickcissel
behind TruValue Hardware.
---On September 5 at Chico Basin Ranch, Kevin Ash reported Dickcissel.
---On September 7 at Cottonwood Picnic Area below Pueblo Reservoir dam by
the parking lot, Brandon Percival reported Black-throated Green warbler and
Black-and-white Warbler. On September 8 at Cottonwood Picnic Area below
Pueblo Reservoir day, Brandon Percival reported Black-throated Green
Warbler. On September 9 at Cottonwood/Snakeskin Picnic Area of Lake Pueblo
SP, Kathy Miller and Brandon Percival reported Black-throated Green Warbler.
---On September 7 at Cattail Crossing Pond in Pueblo, Brandon Percival
reported Blackpoll Warbler.
ROUTT COUNTY:
---On September 4 at Morgan Bottoms Rd, Ted Floyd reported a “plenitude” of
Sandhill Cranes.
SAN MIGUEL COUNTY:
---On September 4 at Snyder’s Pond, George Steel reported Solitary
Sandpiper.
---On September 4 at CR 44Z north farm pond, Eric Hynes reported Solitary
Sandpiper.
SUMMIT COUNTY:
---On September 8 at Dillon Reservoir Frisco Lake front Trails, Nick Moore
reported f Lark Bunting.
---On September 9 at North Tenmile Trailhead, Jack and Ryan Bushong
reported m Williamson’s Sapsucker.
WASHINGTON COUNTY:
---On September 9 at Prewitt Reservoir, Glenn Walbek reported 5
Semipalmated Plovers, 75 Stilt Sandpipers, 3 Sanderlings, Buff-breasted
Sandpiper, 29 Pectoral Sandpipers, 8 Semipalmated Sandpipers, Short-billed
Dowitcher, Lesser Black-backed Gull, Common Tern, 2 Black-and-white
Warblers, 3 American Redstarts, Northern Parula, Bay-breasted Warbler;
Kathy Mihm Dunning et al reported American Golden Plover, 3 Semipalmated
Plover, 10 Stilt Sandpipers, Buff-breasted Sandpiper, 2 Pectoral
Sandpipers, 2 Semipalmated Sandpipers. On September 9 at Prewitt
Reservoir, Loch Kilpatrick, Art Hudak, and Mark Chavez reported American
Golden Plover, 8 Semipalmated Plovers, 53 Stilt Sandpipers, 7 Sanderling,
Buff-breasted Sandpiper, 3 Pectoral Sandpipers, Sabine’s Gull, Lesser
Black-backed Gull.
---On September 8 at Prewitt Inlet Canal grove, Kathy Mihm Dunning et al
reported 2 Blue-gray Gnatcatchers, Northern Parula, Bay-breasted Warbler.
On September 9 at Prewitt Inlet Canal Grove, Loch Kilpatrick, Art Hudak,
and Mark Chavez reported Black-and-white Warbler, Northern Parula, imm f
Bay-breasted Warbler, and Chestnut-sided Warbler.
WELD COUNTY:
---On September 4 at Norma’s Grove, Gene Rutherford reported Blue-gray
Gnatcatcher, Ovenbird, m Blue-winged Warbler, hatch yr Black-and-white
Warbler, 2 American Redstarts (f, hatch year m) and 2 Lark Buntings. On
September 6 at Norma’s Grove, Gene Rutherford and Loch Kilpatrick reported
juv Red-headed Woodpecker, Blue-headed Vireo and f-type American Redstart.
On September 9 at Norma’s Grove, Ryan Graves reported Red-headed
Woodpecker, Least Flycatcher, Cassin’s Kingbird, Tennessee Warbler.
---On September 5 at Crow Valley CG, Gene Rutherford reported Blue-gray
Gnatcatcher, American Redstart, and Baltimore Oriole. On September 8 at
Crow Valley CG, Joey Kellner and Norm Erthal reported Tennessee Warbler and
Nashville Warbler. On September 7 at Crow ValleyCG Cynthia Kristensen
reported Ovenbird. On September 9 at Crow Valley CG Ryan Graves reported
Blue-headed Vireo, Black-and-white Warbler, and Nashville Warbler.
---On September 6 at Cr 57 N of Hwy 14, Loch Kilpatrick reported Field
Sparrow, 3 Clay-colored Sparrows, and 2 Lark Buntings.
---On September 7 at CR 57 S of CR 96 in trees by bridge, Gene Rutherford
reported hatch year f Tennessee Warbler, 2 Clay-colored Sparrows, and Lark
Bunting.
---On September 8 at Behrens Reservoir, Gene Rutherfold reported Dickcissel
and 2 Clay-colored Sparrows.
Denver Field Ornithologists Field Trips:
The DFO Field Trip for Sunday, September 10 will be to Cherry Creek SP
Wetlands Loop led by Karen von Saltza and Bill Wuerthele (kvonsaltza AT
yahoo.com; 303-941-4881). Meet at 0800 at Prairie Loop lot Cherry Creek
Sp. From either park entrance, follow Lake View Rd to the Prairie Loop
that is located at the south rim of the reservoir. State Parks pass or day
pass required.
This is a half-day of walking that passes through most of the
important habitats found in the park over a distance of about 3 miles.
Trails could be slippery or muddy. Bring water and snacks; lunch is
optional. Beginning birders are welcome.
For more information on the field trips go to dfobirds.org.
Good Birding,
Joyce Takamine
Boulder
--
You received this message because you are subscribed to the Google Groups
"Colorado Birds" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To post to this group, send email to [email protected].
To view this discussion on the web visit
https://groups.google.com/d/msgid/cobirds/CAHtstTdAuWAyp1U%2BXhBU4%3DtmVU_%3DOk6LAaLCkiTCaJ7ss1n%2BZg%40mail.gmail.com.
For more options, visit https://groups.google.com/d/optout.
