Date: 12/4/17 3:23 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 4 December 2017
Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
Date: December 4, 2017

This is the Rare Bird Alert for Monday, December 4 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, Phillips, Weld)
BRANT (Douglas)
Cackling Goose (Pueblo)
Tundra Swan (Park, Weld)
Greater Scaup (Jefferson, Weld)
Surf Scoter (Routt)
White-winged Scoter (Grand, *Mesa, Montezuma, Pueblo, Routt)
Long-tailed Duck (Mesa, Summit)
Barrow’s Goldeneye (Chaffee, Grand, Ouray, Pueblo, Routt)
Sharp-tailed Grouse (*Weld)
Red-necked Grebe (Park, Pueblo)
Greater Roadrunner (Montezuma)
Sandhill Crane (Boulder, Delta, Fremont, Moffat)
Sanderling (Pueblo)
Spotted Sandpiper
Greater Yellowlegs (Douglas, Moffat)
Mew Gull (El Paso, Pueblo)
Iceland Gull (Kiowa, Pueblo, *Weld)
GLAUCOUS-WINGED GULL (Larimer)
Great Black-backed Gull (*Pueblo, *Weld)
Pacific Loon (Adams, Weld)
YELLOW-BILLED LOON (Ouray)
SNOWY OWL (Morgan)
Hammond’s Flycatcher (Boulder)
Black Phoebe (Mesa)
Eastern Phoebe (Morgan)
Pinyon Jay (Baca, Chaffee)
Steller’s Jay (Baca, Mesa)
Chichuahuan Raven (El Paso)
Violet-green Swallow (*Mesa)
Pygmy Nuthatch (Morgan, Phillips)
Winter Wren (Baca, Las Animas)
Carolina Wren (*Pueblo)
Blue-gray Gnatcatcher (Boulder, Mesa)
Eastern Bluebird (Baca)
Hermit Thrush (Arapahoe)
Varied Thrush (Weld)
Gray Catbird (Arapahoe)
Brown Thrasher (Baca)
American Pipit (Pueblo)
Evening Grosbeak (Morgan)
Gray-crowned Rosy-Finch (*Weld)
Common Redpoll ( Jefferson, Otero, Weld)
Red Crossbill (Pueblo)
European Goldfinch (Boulder)
Lapland Longspur (Otero, Pueblo, Weld)
Chestnut-collared Longspur (Weld)
McCown’s Longspur (Weld)
Snow Bunting (Weld)
Chipping Sparrow (Pueblo)
Fox Sparrow (*Weld)
Lincoln’s Sparrow (Baca, Jefferson, Otero)
Swamp Sparrow (Boulder)
White-throated Sparrow (Mesa, Otero, San Miguel)
Harris’s Sparrow (Adams, Baca, Larimer)
Rusty Blackbird (Weld)
Black-and-white Warbler (*Larimer)
Common Yellowthroat (*Broomfield)
Yellow Warbler (Mesa)
Chestnut-sided Warbler (*Pueblo)
Yellow-throated Warbler (Pueblo)
Summer Tanager (*Mesa)
Northern Cardinal (Otero)

ADAMS COUNTY:
---On November 30 at First Creek at Rocky Mountain Arsenal NWR, Eric
DeFonso reported Harris’s Sparrow.
---On November 28 at South Platte River at 89th Aved pond. Chuck Aid
reported Pacific Loon.

ARAPAHOE COUNTY:
---On December 2 at Highline Canal Trail Blackmer Lake area, Jared Del
Rosso reported Hermit Thrush and Gray Catbird.

BACA COUNTY:
---On November 28 at Cottonwood Canyon Southern Approach, Kathy Mihm
Dunning reported Steller’s Jay and 3 Eastern Bluebirds.
---On November 28 at CR C between OK state line and CR 8, Kathy Mihm Dunnng
reported 120 Pinyon Jays.
---On November 28 at Two Buttes SWA below Dam, Kathy Mihm Dunning reported
Winter Wren, Brown Thrasher, Harris’s Sparrow and Lincoln’s Sparrow.

BOULDER COUNTY:
---On December 2 at Twin Lakes, Peter Gent reported Hammond’s Flycatcher.
---On November 30 near Lagerman Reservoir, Kat Bradley-Bennett reported 24
Sandhill Cranes.
---On November 30 at Hall ranch W of Lyons, Emily Hertenstein reported
Sandhill Cranes.
---On December 2 at Boulder Creek at 75th St, Steve Frye and his field trip
reported Blue-gray Gnatcatcher, Swamp Sparrow and European Goldfinch. The
Goldfinch was just west of the parking lot; later in the day Chris Gilbert
was about to relocated the goldfinch across Boulder Creek. On December 3
at Boulder Creek and 7th St. Willem van Vliet reported European Goldfinch.

BROOMFIELD COUNTY:
---On December 2 at Plaster Reservoir, Matt Hofeditz reported Common
Yellowthroat. On December 3 at Plaster Reservoir, Matt Hofeditz reported
Common Yellowthroat.

CHAFFEE COUNTY:
---On November 30 at Buena Vista Ice Pond as viewed from road, Christian
Hagenlocher reported 4 Barrow’s Goldeneyes and 280 Pinyon Jays.

DELTA COUNTY:
---On November 30 at Confluence Park, Carol Ortenizo reported 5 Sandhill
Cranes.
---On December 3 at Johnson’s Pond near G50 road, Mike Henwood reported
Great Egret.

DENVER COUNTY:
---On December 3 at Denver City Park, John Breitsch spotted a Common
Redpoll on the DFO Field Trip led by Patrick O’Driscoll at retention pond
along 17th Ave, SE of Ferril Lake.

DOUGLAS COUNTY:
---On November 11 at Bar CCC Park, Cheri Phillips reported BRANT. On
November 28 at Bar CCC Park, Meg Reck, Tim Ryan, and Diane Roberts reported
BRANT. On November 28 at Bar CCC Park, Dale Pate and Tim Ryan reported
BRANT.
---On November 27 at Chatfield SP Handicapped Fisherman Platform, Kathryn
Schuter and Norm Lewis reported Spotted Sandpiper.
---On December 3 at Parker Regional Park (aka Salisbury Equestrian Park),
Rebecca Laroche reported BRANT.

EL PASO COUNTY:
---On November 28 at Memorial Park and Prospect Lake, John Bruder reported
Greater White-fronted Goose. On November 30 at Memorial Park and Prospect
Lake John Drummon reported Mew Gull. On December 1 at Memorial Park and
Prospect Lake, Alan and Mary Lynne Ketcham reported Great White-fronted
Goose.
---On November 26 at Midway Landfill, Art Hudak and Mark Chavez reported 5
Chihuahuan Ravens. On November 28 at Midway Landfill, Chris Brobin
reported Chihuahuan Raven.

FREMONT COUNTY:
---On November 28 at Brush Hollow Reservoir, Jerry DeBoer reported 12
Sandhill Cranes.

GRAND COUNTY:
---On December 1 at Lake Grandy, Paul Slingsby and DFO Field Trip reported
6 Barrow’s Goldeneyes.
---On December 1 at Shadow Mountain Lake, Paul Slingsby and DFO Field Trip
reported White-winged Scoter and Barrow’s Goldeneyes.

LARIMER COUNTY:
---On December 2 at Boyd Lake, Nick Komar reported 1st-cyc GLAUCOUS-WINGED
GULL.
---On December 3 at CSU Environmenta Learning Center, John Shenot , Sara
and Brandon Nooner reported Black-and-white Warbler.
---On December 3 at Welch Reservoir in Berthoud, Walter Wehtje and Nick
Komar reported Red-necked Grebe.
---On December 3 at Lonetree Reservoir, Walter Wehtje and Nick Komar
reported Winter Wren.

LAS ANIMAS COUNTY:
---On November 28 at Cottonwood Canyon, Kathy Mihm Dunning reported Winter
Wren.

MESA COUNTY:
---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. On November 28 at Whitewater ponds, Kathleen McGinley, Ronda
Woodward, Deb Stegall reported Long-tailed Duck. On November 30 at
Whitewater Ponds, Carol Ortenzio reported Long-tailed Duck.
---On November 28 at Colorado River SP Fuita Section, Mike Henwood reported
White-winged Scoter on Bookcliff Pond (smaller pond to north). On December
3 at Colorado River SP Fruita Section, Carol Ortenzio reported White-winged
Scoter.
---On November 28 at Highline Lake SP, Mike Henwood reported Black Phoebe.
---On November 30 at Grand Juncion SW, Mike Henwood and Katey Buster
reported White-throated Sparrow and Steller’s Jay.
---On December 1 at Grand Junction, Connee Moffatt reported a pair of
Summer Tanagers visited her yard in Grand Junction. On December 3 the
female Summer Tanager returned. If you would like updates and try to see
the bird, contact her at <jcmoffatt_5...>
---On December 3 at Connected Lakes SP Blue Heron Section, Drew Kelly
reported Violet-green Swallow.

MOFFAT COUNTY:
---On November 26 at Moffat County Rd Dept ponds, Jan Leonard reported 3
Greater Yellowlegs.
---On November 30 in two of Craig, Jan Leonard reported 130 Sandhill Cranes.

MONTEZUMA COUNTY:
---On November 25 in Mancos, Vicki Noland reported Greater Roadrunner.
---On December 2 at Narraquinip Reservoir, Jim Beatty reported a 1st-year
White-winged Scoter.

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 30 at Rocky Ford SWA, David Dowell reported pair of Wood
Ducks, Lapland Longspur, 4 Common Redpoll, and Northern Cardinal.

OURAY COUNTY:
---On November 30 at Ridgway SP, Dallas Creek Entrance, Andrea Robinsong
reported a probable YELLOW-BILLED LOON and Barrow’s Goldeneyes.

PARK COUNTY:
---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 30 at Pueblo City Park, Coen
Dexter and Brenda Wright reported Yellow-throated Warbler.
---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 29 at Pueblo Reservoir South Shore Marina
Tires, Alan Ketcham reported Great Black-backed Gull. On November 30 at
Pueblo Reservoir South Shore Marina, Brenda Wright and Coen Dexter reported
Great Black-backed Gull. On December 3 at Pueblo Reservoir South Shore
Marina, David Tonnessen, Alan, and Mary Lynne Ketcham 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. On December 3 on
Arkansas River Trail east of Pueblo Blvd, David Tonnessen reported Carolina
Wren and Chestnut-sided Warbler.










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. On November 28 at Stagecoach Reservoir, Nic Korte reported Surf
Scoter, White-winged Scoter and 18 Barrow’s Goldeneyes.

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

SUMMIT COUNTY:
---On December 2 at Dillon Reservoir, Doug Ward reported ad f Long-tailed
Ducks at Snake River Inlet Trailhead at junction of Hwy 6 and Swan Mt Road.

WELD COUNTY:
---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 November 30 at Union Reservoir, Steve Mlodinow
reported Pacific Loon. On December 2 at Union Reservoir, John Rutenbeck
and Tracy Pheneger reported Pacific Loon.
---On November 23 at LUNA Reservoir, Steve Mlodinow reported 2 Tundra
Swans. On November 24 at LUNA Reservoir, Joe Mammoser reported Greater
Scaup.
---On November 28 at 35th Ave Ponds in Greeley , Shawn Mason reported m
Varied Thrush.
---On November 28 at Crow Valley CG, Dave Leatherman reported 36 Common
Redpoll. Dave reported that the redpoll are very nervous. The road into
the campground is closed so you will have to walk in.
---On November 28 at Pawnee National Grassland on CR 124 from CR 105 – CR
111, Steve Mlodinow reported Lapland Longspur and 5 Gray-crowned Rosy-
Finches.
---On November 28 at Pawnee NG on CR 111 between CR124 – CR 136, Steve
Mlodinow reported 6 Sharp-tailed Grouse, 350 Lapland Longspur, 2
Chestnut-collared Longspur, McCown’s Longspur, Common Redpoll.
---On November 28 at Pawnee NG Adams and Bunker Reservoirs, Steve Mlodinow
reported Greater White-fronted Goose, 8 Lapland Longspur, and 3 Snow
Buntings. On November 29 at Pawnee NG Adams and Bunker Reservoir Number 3,
Sue Riffe reported Greater White-fronted Goose, 7 Lapland Lonspurs, and 2
Buntings.
---On November 28 at Black Hollow Reservoir, Steve Mlodinow reported 2
Iceland (Thayer’s) Gulls, Iceland (Kumlieni) Gull, Greater Black-backed
Gull. On December 3 at Black Hollow Reservoir, Gene Rutherford reported
Greater Black-backed Gull and Iceland (Thayer’s) Gull.
---On November 28 at Poudre Ponds on 35th Ave in Greeley, Aaron Yappert
reported Red Fox Sparrow. On December 2 at Poudre Ponds on 35th Ave in
Greeley, Gene Rutherford reported Red Fox Sparrow.
---On December 2 at Frank SWA, Steve Mlodinow reported 2 Rusty Blackbirds.
---On December 2 at Pawnee NG Glover, Tracy Pheneger reported Sharp-tailed
Grouse, 85 Lapland Longspurs and Snow Bunting.
---On December 3 at CR 111 between CR 124 and CR 128 near Grover, Gene
Rutherford reported 5 Sharp-tailed Grouse.
---On December 3 on CR 107 between CR 112 and CR 118 near Grover, Gene
Rutherford reported 2 Sharp-tailed Grouse.
---On December 3 at Pawnee NG at CR 136 and CR 105, Joey Kellner and Kathy
Mihm Dunning reported 16 Gray-crowned Rosy-Finches on power lines and 1
Gray-crowned (Helpburn’s) Rosy-Finch.

DFO Field Trip:
The DFO Field Trip for Tuesday, December 5 will be to Southwestern Metro
Area led by David Suddjian (dsuddjian AT gmail.com; 831-713-8659).
Directions: Meet at 0730 at the Home Depot at 4277 S Eldridge St,
Morrison. From C-470 take the Quincy Exit. Cross over the bridge on W
Quincy Ave and park at the far end of the Home Depot parking lot that faces
an open field to the south.
Will visit 3-4 specific spots selected the day of the trip based on
what is around and weather. Expect a variety of habitats, and walks of up
to 1 miles at a time. Register online or contact the leader.

The DFO Field Trip for Saturday, December 9 will be to First Creek at RM
Arsenal led by John Breitsch AT Hotmail.com; 303-588-0552) Directions:
From East Denver take 56th Ave east toward Pena Blvd. First Creek parking
lot is just before Pena on you left (north). Or take I-70 east to Pena
Blvd, Drive north to 56th Ave Exit. Turn left at the light and at the
bottom of the off ramp, pass under the highway and turn right almost
immediately, into the First Creek parking lot. Meet at 0730.
There are currently no restroom facilities. This trip starys at the
same parking lot as first creek at DEN Open Spae and walks up Buckley Road,
but then we will turn west at the creek instead of east. This will be a
trip mostly looking for raptors. Register online or contact leader.

The DFO Field Trip for Sunday, December 10 will be to Cherry Creek SP
Wetlands Loop led by Karen von Saltza (kvonsaltza AT yahoo.com;
303-941-4881). Directions: Meet at 0900 at the Prairie Loop lot in
Cherry Creek SP. From either park entrance, follow Lake View Rd to the
Prairie Loop which 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 cold
be slippery or muddy. Bring water and snacks; Lunch optional. Register
online or contact leader.

The DFO Field Trip for Monday, December 11 will be to the Ken Caryl Valley
Area led by David Suddjian (dsuddjian AT gmail.com; 831-713-8659). This
trip is full.
Good Birding,
Joyce Takamine
Boulder

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