Date: 11/28/17 3:14 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 28 November 2017
Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
Date: November 28, 2017

This is the Rare Bird Alert for Tuesday, November 28 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.

Greater White-fronted Goose (El Paso, *Jefferson, Larimer, Phillips)
BRANT (*Douglas)
Cackling Goose (Pueblo)
Mute Swan (Larimer)
Tundra Swan (Adams, *Park, Weld)
Greater Scaup (Jefferson, Weld)
Surf Scoter (Arapahoe, Jefferson, Park, Routt)
White-winged Scoter (Arapahoe, Park, Pueblo, Routt)
Black Scoter (Arapahoe, Jefferson)
Long-tailed Duck (Crowley, *Mesa, Park)
Barrow’s Goldeneye (Park ,Pueblo, Routt)
Red-necked Grebe (Park, Pueblo)
Greater Roadrunner (El Paso, Montezuma)
Sandhill Crane (Delta, El Paso)
Black-bellied Plover (Bent)
Sanderling (Pueblo)
Spotted Sandpiper
Greater Yellowlegs (Douglas, Moffat)
Mew Gull (Pueblo)
Iceland Gull (Kiowa, Pueblo)
GLAUCOUS-WINGED GULL (Larimer)
Glaucous Gull (Bent)
Great Black-backed Gull (*Pueblo)
Pacific Loon (Park, Weld)
Great Egret (*Delta, Jefferson)
Osprey (Adams)
Broad-winged Hawk (Jefferson)
SNOWY OWL (Morgan)
Hammond’s Flycatcher (Boulder)
Black Phoebe (Mesa)
Eastern Phoebe (Morgan)
Steller’s Jay (Arapahoe, *Baca)
Chichuahuan Raven (El Paso)
Common Raven (Kiowa)
Mountain Chickadee (*Baca)
Pygmy Nuthatch (Morgan, Phillips)
Carolina Wren (*Pueblo)
Blue-gray Gnatcatcher (Adams, Mesa, Montrose)
Eastern Bluebird (Adams, Denver)
Bohemian Waxwing (Larimer)
American Pipit (Pueblo)
Evening Grosbeak (Morgan)
Common Redpoll (Boulder, Jefferson)
Cassin’s Finch (Otero)
Red Crossbill (Larimer, Otero, *Pueblo, Weld)
Lapland Longspur (Bent, Kiowa, Larimer, Lincoln, Park, Pueblo)
Snow Bunting (Park)
Chipping Sparrow (Pueblo)
Lincoln’s Sparrow (Jefferson, Mesa, Otero)
Swamp Sparrow (Arapahoe)
White-throated Sparrow (Mesa, Otero, San Miguel)
Harris’s Sparrow (Boulder, Larimer)
Black-and-white Warbler (Larimer)
Nashville Warbler (Boulder)
Common Yellowthroat (Broomfield, Weld)
Yellow Warbler (Mesa)
Chestnut-sided Warbler (Pueblo)
Yellow-throated Warbler (*Pueblo)
Western Tanager (*Mesa)

ADAMS COUNTY:
---On November 12 at Rocky Mountain Arsenal NWR Lower Derby, Bruce Snyder
reported Tundra Swan. On November 15 at Rocky Mountain Arsenal NWR Lower
Derby Lake, Sara Leavesley and Eric DeFonso reported Tundra Swan. On
November 17 at Rocky Mountain Arsenal NWR Lower Derby Lake, Gwen Moore
reported Tundra Swan. On November 18 at Rocky Mountain Arsenal NWR Lower
Derby Lake, Tundra Swan was reported by Myron Gerhard, Candice Johnson,
Eddie Kasper, Riley and Heather Morris and Pablo Quezada. On November 19
at Rocky Mountain Arsenal NWR Lower Derby Lake, Tundra Swan was reported by
Ginny Bergstrom, John Cobb, Michael Lamson, Rebecca Laroche, Meg and
Richard Reck; John Cobb and Micahel Lamson reported Greater Yellowlegs;
Michael Lamson reported Osprey.
---On November 20 at Rocky Mounntain Arsenal NWR Lower Derby Lake, Tundra
Swan was reported by Monday Birds, Diane Roberts, and Jared Kidder.
---On November 23 at First Creek at Rocky Mountain Arsenal NWR, John
Brietsch reported 5 Eastern Bluebirds.
---On November 25 at South Platte River 74th Ave area, Brian Tavernia
reported Blue-gray Gnatcatcher.

ARAPAHOE COUNTY:
---On November 20 at Chapel Hill Memorial Gardens, Jared Del Rosso reported
Steller’s Jay.
---On November 22 at Aurora Reservoir, David Dowell reported 2 Surf
Scoters, 2 White-winged Scoters and Black Scoter.
---On November 26 at Ketring Park and Lake, Jared Del Rosso reported Swamp
Sparrow.

BACA COUNTY:
---On November 27 at Cottonwood Canyon Southern Loop, Jill Smith reported
Steller’s Jay and Mountain Chickadees.

BENT COUNTY:
---On November 24 at John Martin Reservoir, Duane Nelson reported imm
Glaucous Gull.
---On November 26 at Adobe Creek Reservoir (Blue Lake), Cheryl Teuton and
Dan Brooke reported Black-bellied Plover and 2 Lapland Longspurs.

BOULDER COUNTY:
---On November 18 at Twin Lakes, Todd Deininger, Peter Gent, Aaron Yappert,
David Dowell, Peter Burke, Christain Nunes, and Leslie S reported Nashville
Warbler. On November 19 at Twin Lakes, Jeff Parks reported Hammond’s
Flycatcher and Nashville Warbler; John Malenich and Willem Van Vliet
reported Hammond’s Flycatcher. On November 20 at Twin Lakes, Leslie S
reported Nashville Warbler and Hammond’s Flycatcher; John Malenich reported
Hammond’s Flycatcher. On November 21 at Twin Lakes, John Vanderpoel
reported Hammond’s Flycatcher. On November 23 at Twin Lakes, Ginny
Bergstrom reported Hammond’s Flycatcher. On November 26 at Twin Lakes,
Leslie S reported Hammond’s Flycatcher.
---On November 23 at Boulder Reservoir, Earl Johnson reported Common
Redpoll.
---On November 24 at Walden/Sawhill Ponds, Luke Pheneger reported Harris’s
Sparrow was seen on the Great Boulder Caper. On November 25 at Walden
Ponds, Tim Mitzen reported 2 Harris’s Sparrows. On November 26 at Walden
Ponds, Candice Johnson reported 2 Harris’s Sparrows.

BROOMFIELD COUNTY:
---On November 25 at Brunner Reservoir, David Ely reported Common
Yellowthroat.
---On November 26 at Plaster Reservoir, Matt Hofedtz reported Common
Yellowthroat.

CROWLEY COUNTY:
---On November 26 at Lake Nery, Cheryl Teuton and Dan Brooke reported
Long-tailed Duck.

DELTA COUNTY:
---On November 12 on G50 Road W of Delta, Betty Fenton reported Great
Egret. On November 13 on G50 Rd, Rick Harner reported Great Egret. On
November 19 on G50 Road, Dennis Garrison reported Great Egret and thousands
of Sandhill Cranes. On November 21 on G50 Road, Betty Fenton reported
Great Egret and 400 Sandhill Cranes. On November 23 on G50 Road, Mike
Henwood reported Great Egret. On November 24 at G50 Road, Mike Henwood
reported Great Egret and 2000 Sandhill Cranes. On November 27 at G50 Road,
Rick Harner reported Great Egret.

DENVER COUNTY:
---On November 23 at First Creek at DEN Open Space, John Brietsch reported
Eastern Bluebird.

DOUGLAS COUNTY:
---On November 11 at Bar CCC Park, Cheri Phillips reported BRANT. On
November 23 at Bar CCC Park, John Haycrafter reported BRANT.
On November 24 at Bar CCC Park , Tim Ryan, Amy Davis, Alec and Bill Hopping
reported BRANT. On November 25 at Bar CCC Park, Phil Lyon and Mattew
Wistrand reported BRANT. On November 26 at Bar CCC Park, Kevin Ash
reported BRANT. On November 27 at Bar CCC Park, Tim Ryan, Anna Troth, and
Greeg Goodrich reported BRANT.
---On November 27 at Chatfield SP Handicapped Fisherman Platform, Kathryn
Schuter and Norm Lewis reported Spotted Sandpiper.

EL PASO COUNTY:
---On November 25 at Clear Spring Ranch, Diane Roberts reported 3 Sandhill
Cranes.
---On November 25 at Prospect Lake Memorial Park, Steve Getty reported
Greater White-fronted Goose.
---On November 26 on Hanover Road, Tim Leppek reported Greater Roadrunner.
---On November 26 at Midway Landfill, Art Hudak and Mark Chavez reported 5
Chihuahuan Ravens.

JEFFERSON COUNTY:
---On November 22 at Belmar Park, Chris Gilbert reported Greater
White-fronted Goose and Greater Scaup. On November 27 at Belmar Park,
Frank Farrell reported 2 Greater White-fronted Geese.
---On November 22 at Clement Park and Johnson Reservoir, Brian Johnson
reported Greater White-fronted Goose. On November 24 at Clement Park and
Johnson Reservoir, Christopher Warneke reported Greater White-fronted
Goose. On November 26 at Clement Park and Johnson Reservoir, Betty Glass
and Bruce Snyder reported Greater White-fronted Goose and Brue Snyder
reported Great Egret.
---On November 22 at South Platte Reservoir, Betty Glass reported Surf
Scoter.
---On November 21 at Prospect Park Tabor Lake, Bruce Snyder, Mark Chavez,
and Aaron Shipe reported f Black Scoter. On November 22 at Wheat Ridge
Greenbelt Tabor Lake, Bill Kaempfer and many other birders reported Black
Scoter. On November 23 at Wheat Ridge Greenbelt Tabor Lake, Todd Deininger
and many other birders reported Black Scoter.
---On November 23 at Waterton Canyon upstream from overhead pipes, Brian
Johnson reported Osprey.
---On November 23 at Hutchison Park in Lakewood, Timo Mitzen and Lindsay
Purifoy reported Common Redpoll.
---On November 25 at Chatfield SP, Joey Kellner and several other birders
reported 3 Greater White-fronted Geese.

KIOWA COUNTY:
---On November 26 at Neenoshe Reservoir, Cheryl Teuton and Dan Brooke
reported 2 Common Raven and 34 Lapland Longspurs.

LARIMER COUNTY:
---On November 21 in Rocky Mountain NP Bear Lake area, Sue Riffe reported
22 Bohemian Waxwings.
---On November 21 at Boyd Lake, David Dowelll reported 1st cyc
GLAUCOUS-WINGED GULL.
---On November 21 at Lake Loveland, Gary Lefko reported Greater
White-fronted Goose.
---On November 23 at Rocky Mountain NP Trail Ridge Road, Joshua Smith
reported 1 Red Crossbill Type 4 and 1 Red Crossbill Type 2.
---On November 24 at Arapahoe Bend Natural Area Rigden Reservoir, Josh
Bruening, David Wade, and Robert Beauchamp reported Mute Swan.
---On November 25 at Environmental Learning Center in Fort Collins, Damion
Strommer reported Black-and-White Warbler off the parking lot. On November
26 at Envorinmental Learning Center, Nick Komar and many other birders
reported Black-and-White Warbler.
---On November 26 at Rawhide Energy Station/Hamilton Reservoir, Josh
Burening, Nick Komar, and Austin Hess reported Lapland Longspurs.

LINCOLN COUNTY:
---On November 24 at Hugo State WA, Chris Goulart reported 60 Lapland
Longspurs.

MESA COUNTY:
---On November 16 at Grand Junction WA, Katey Buster and Mike Henwood
reported White-throated Sparrow and Lincoln’s Sparrow. On November 21 at
Grand Junction WA, Carol Ortenzio reported Lincoln’s Sparrow.
---On November 23 in town of Gateway, Coen Dexter and Brenda Wright
reported Western Tanager. On November 25 in Gateway, Coen Dexter and
Brenda Wright reported Black Phoebe and Western Tanager.
---On November 23 at Whitewater Ponds, Coen Dexter and Brenda Wright
reported Long-tailed Duck. On November 26 at Whitewater Ponds, Denise and
Mark Vollmar and Ronda Woodward reported Long-tailed Duck. On November 27
at Whitewater ponds, Mike Henwood and Betty Fenton reported Long-tailed
Duck.

MOFFAT COUNTY:
---On November 26 at Moffat County Rd Dept ponds, Jan Leonard reported 3
Greater Yellowlegs.

MONTEZUMA COUNTY:
---On November 25 in Mancos, Vicki Noland reported Greater Roadrunner.

MONTROSE COUNTY:
---On November 21 at Paradox West Pond, Brenda Wright and Coen Dexter
reported Blue-gray Gnatcatcher.

MORGAN COUNTY:
---On November 25 at Riverside Park, I-76 east of Hwy 42 exit 80, several
birders (Lauren Migalski, Hannah Crowley, Anne Price, David Dowell, and
Steve Rash) reported SNOWY OWL on a light pole next to the highway.
---On November 26 at CR 144 Bridge over Bijou Creek, Myron Gerhard reported
Evening Grosbeak.

OTERO COUNTY:
---On November 22 at Plum Canyon, Stan Oswald reported 5 Cassin’s Finches
(1m, 4f) and 13 Red Crossbills.

PARK COUNTY:
---On November 18 at Elevenmile Reservoir, Nick Moore reported 9 Surf
Scoters, White-winged Scoter, Pacific Loon, 2 Lapland Longspurs and Snow
Bunting. On November 19 at Elevenmile Reservoir, Brandon Percival, Glenn
Walbek, and Mark Peterson reported 5 Surf Scoters, White-winged Scoter,
Long-tailed Duck, Pacific Loon, 2 Lapland Longspurs, and 2 Snow Bunting;
Steve Mlodinow reported 4 Surf Scoter, 2 White-winged Scoters, 4 Barrow’s
Goldeneyes, 2 Pacific Loon, 14 Lapland Longspurs, Snow Bunting. On
November 22 at Elevenmile Reservoir, David Tonnessen reported f Long-tailed
Ducks, 2 Barrow’s Goldeneyes.
---On November 18 at Antero Reservoir, Nick Moore reported 21 Tundra
Swans. On November 19 at Antero Reservoir, Steve Mlodinow reported 21
Tundra Swans. On November 25 at Antero Reservoir, Ryan and Jack Bushong
reported 25 tundra Swans and 3 Red-necked Grebes. On November 27 at Antero
Reervoir, Alan and MaryLynne Ketcham reported 21 Tundra Swans.

PHILLIPS COUNTY:
---On November 25 at Haxtun sewage ponds, Bill Kaempfer reported 21 Greater
White-fronted Geese.

PUEBLO COUNTY:
---On November 19 at Pueblo City Park, Mark Yaeger reported Yellow-throated
Warbler. On November 20 at Pueblo City Park, Brandon Percival reported
Yellow-throated Warbler. On November 26 at Pueblo City Park, Steve
Mlodinow reported Yellow-throated Warbler and Chipping Sparrow. On
November 27 at Pueblo City Park, Monday Birders reported Yellow-throated
Warbler and 4 Red Crossbills.
---On November 20 at Pueblo Reservoir South Shore Marina, Brandon Percival
reported Great Black-backed Gull and juv Iceland (Thayer’s) Gull. On
November 25 at Pueblo Reservoir South Shore Marina, Ira Sanders reported 2
Red-necked Grebes, Iceland (Thayer’s) Gull, and Great-Black-backed Gull;
Steve Mlodinow reported Mew Gull, Great Black-backed Gull, American Pipit,
and 3 Lapland Longspurs. On November 26 at Pueblo Reservoir, Brandon
Percival reported Great Black-backed Gull. On November 27 at Pueblo
Reservoir south shore marina tires, Monday Birders reported Great
Black-backed Gull.
---On November 21 and 22 Dave Silverman reported f-type White-winged Scoter
at Lake Beckwith. On November 24 at Lake Beckwith, Dave Silverman reported
that the White-winged Scoter continues.
---On November 25 at Arkansas River Trail Reservoir Road to train bridge,
Paul Hurtado reported 2 Barrow’s Goldeneyes and Chestnut-sided Warbler; Van
Truan reported on trail east of Pueblo Blvd, 2 Barrow’s Goldeneyes,
Carolina Wren, and Chestnut-sided Warbler; Steve Mlodinow reported
Chestnut-sided Warbler. On November 27 on Arkansas River Trail east of
Pueblo Blvd, Monday Birders reported Carolina Wren.










ROUTT COUNTY:
---On November 24 at Stagecoach Reservoir, Riley Morris reported Surf
Scoter, White-winged Scoter, and 4 Barrow’s Goldeneyes. On November 25 at
Stagecoach Reservoir, Katie Week reported 2 White-winged Scoters and Surf
Scoter.

SAN MIGUEL COUNTY:
---On November 26 on Cuntry Club Drive in Telluride, Eric Hynes reported
White-throated Sparrow.

WELD COUNTY:
---On November 21 at Glenmere Park in Greeley, Steve Mlodinow reported 32
Red Crossbills. On November 22 at Glenmere Park, Todd Deininger reported 6
Red Crossbills.
---On November 21 at Union Reservoir, Steve Mlodinow reported Pacific Loon
and Common Yellowthroat. On November 23 at Union Reservoir, Steve Mlodinow
reported Pacific Loon. On November 24 at Union Reservoir, Norm Lewis and
Steve Mlodinow reported Pacific Loon. On November 25 at Union Reservoir,
Matthew Wistrand reported Pacific Loon. On November 26 at Union Reservoir,
Mark Amershek reported Pacific Loon.
---On Novmeber 23 at LUNA Reservoir, Steve Mlodinow reported 2 Tundra
Swans. On November 24 at LUNA Reservoir, Joe Mammoser reported Greater
Scaup.

DFO Field Trip:
The DFO Field Trip for Friday, December 1 will be Annual Barrow’s Goldeneye
Count to Silverthorne led by Paul Slingsby (paslingsby AT comcast.net;
303-442-3728).
Meet at 00720 at the RTD Park-n-Ride located at Union Blvd and W 2nd
Place. From US 6 go south to the second stoplight. Turn left and proceed
toward the end of W 2nd Place. Look for the group at the SE corner of
Park-n-Ride lot.
We will count Barrow’s Goldeneyes and other birds at the Silverthorne
water treatment plant and then drive to Holt Sulphur Springs
(rosy-finches), Lake Granby, Shaow Mountain Lake, and Grand Lake. Spotting
scopes, Binoculars, and 2-way radios will be useful. Dress for cold, windy
weather. Insulated, wind-proof leg coverings and warm boots are
recommended. Bring water and snacks; we’ll find a warm place to buy
lunch. Plan to be back at the meeting place by dark. Register online or
contact leader.

The DFO Field Trip for Saturday, December 2 will by South Platte River
trail at E 88th Ave and I-76 led by John Breitsch (jbreitsch At
Hotmail.com; 303-588-0552)
The trip is full.

The DFO Field Trip for Sunday, December 3 will be to Denver City Park led
by Patrick O’Driscoll (patodrisk AT gmail.com; 303-885-6955 (cell))
Meet at parking strip on north side of Ferril Lake. Directions: Enter
park from Colorado Blvd. Northbound turn left onto 22nd Ave past Museum of
Nature & Science; southbound turns right onto 22nd at police station. Go
past museum park until road curves toward zoo. Take immediate left at “to
Pavilion bandstand” sign and go 300 yards down to corner with tall spruce
trees, where lake comes into view. Park diagonally of left beneath spruces.
Dress for weather and bring water and snacks. Scopes welcome if
waterfowl congregate in middle of Ferril Lake or behind Duck Lake island.
Expect to walk up to 3 miles on level asphalt, concrete and cinder paths,
and across lawns through park groves. Register online or contact leader.

Good Birding,
Joyce Takamine
Boulder

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