Date: 10/25/18 3:57 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 25 October 2018
Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
Date: October 25, 2018
This is the Colorado Rare Bird Alert for Thursday, October 25 sponsored by
Denver Field Ornithologists and the Bird Conservancy of the Rockies.

Note that the RBA is using the new AOU checklist.
Rare and out of range species for the last seven days include: (*indicates
new information on this
species is new)

Ross’s Goose (Prowers)
Greater White-fronted Goose (Adams, Jefferson)
Wood Duck (San Miguel)
Eurasian Wigeon (Montezuma)
Greater Scaup (*Mesa)
Surf Scoter (Adams, *La Plata)
White-winged Scoter (*Arapahoe, Kiowa)
Common Goldeneye (Broomfield)
Red-breasted Merganser (Boulder, Morgan, Weld)
Ring-necked Pheasant (Boulder)
Greater Prairie- Chicken (Yuma)
Pied-billed Grebe (*Pitkin)
Horned Grebe (Adams, Denver, Montrose)
Red-necked Grebe (Jefferson)
RUBY-THROATED HUMMINGBIRD (*Boulder)
Sandhill Crane (*Adams, *Delta, Kiowa, Montrose, Yuma)
American Avocet (Gunnison)
Black-bellied Plover (Adams)
American Golden-Plover (Adams, Boulder, Summit)
Stilt Sandpiper (Adams, Boulder, *Weld)
Sanderling (Adams)
Baird’s Sandpiper (*Adams, *Larimer)
Least Sandpiper (*Arapahoe, Boulder, *Larimer, Morgan, *Weld)
Pectoral Sandpiper (Adams, *Custer, Douglas, *Larimer, Morgan, *Weld)
Short-billed Dowitcher (Boulder, El Paso, Gunnison)
Long-billed Dowitcher (*Adams, *Arapahoe, *Boulder, *Custer, *La Plata,
*Larimer, Morgan, *Weld)
Spotted Sandpiper (Arapahoe)
Lesser Yellowlegs (*Adams, *Larimer, *Ouray, Weld)
Greater Yellowlegs (*Adams, *Arapahoe, Boulder, *Custer, Gunnison, Morgan,
Prowers)
Wilson’s Phalarope (Kiowa)
Bonaparte’s Gull (*Arapahoe, *Mesa, Weld)
Franklin’s Gull (*Arapahoe, Larimer, Rio Grande)
Iceland Gull (Thayer’s) (*Larimer)
Lesser Black-backed Gull (*Adams, *Larimer)
Forster’s Tern (*La Plata)
Red-throated Loon (Weld)
Pacific Loon (Denver, *Delta)
Common Loon (*Arapahoe, Denver, Jefferson, *Larimer, San Miguel, Weld)
Great Egret (*Pitkin)
Osprey (Adams, Fremont, Prowers, *Weld)
Yellow-bellied Sapsucker (Prowers)
Hairy Woodpecker (Prowers)
Gray Flycatcher (Jefferson)
Cordilleran Flycatcher (Montezuma)
Say’s Phoebe (Adams, Denver)
Black Phoebe (*Mesa)
FORK-TAILED FLYCATCHER (Boulder)
Loggerhead Shrike (Mesa, Montrose)
Steller’s Jay (*El Paso, Jefferson)
Woodhouse’s Scrub-Jay (Douglas, *El Paso, Fremont, *La Plata, Mesa,
Montrose)
Clark’s Nutcracker (*Ouray)
American Crow (*Arapahoe)
Common Raven (Adams)
Juniper Titmouse (*La Plata)
Bushtit (*Garfield, *La Plata, Mesa, *Ouray)
Rock Wren (El Paso, Fremont, Montrose)
Winter Wren (*Adams, Prowers, Yuma)
Marsh Wren (*Mesa, *Weld)
Bewick’s Wren (Montrose, Prowers)
Blue-gray Gnatcatcher (Adams, *Mesa, Montrose)
American Dipper (*Custer, San Miguel)
Golden-crowned Kinglet (San Miguel, Yuma)
Ruby-crowned Kinglet (Adams, El Paso, Fremont, Jefferson, *La Plata,
*Mesa*Montrose, Morgan, Prowers, Yuma)
Eastern Bluebird (Douglas, Kiowa, Prowers)
Mountain Bluebird (*Delta, Douglas, Fremont, Kiowa, Mesa, Montrose)
Hermit Thrush (Mesa, Prowers)
Brown Thrasher (Prowers)
Sage Thrasher (Montrose)
American Pipit (Morgan, Weld)
Sprague’s Pipit (Yuma)
McCown’s Longspur (Yuma)
Canyon Towhee (*El Paso, Fremont)
Brewer’s Sparrow (Montrose)
Savannah Sparrow (Park, Prowers, Yuma)
Grasshopper Sparrow (*Larimer)
Vesper Sparrow (*Adams, Prowers)
Sagebrush Sparrow (Montrose)
Fox Sparrow (*El Paso)
Lincoln’s Sparrow (Adams, Clear Creek, Eagle, El Paso, La Plata, Mesa,
*Montrose, Prowers)
Swamp Sparrow (Boulder, *Custer, Weld)
White-throated Sparrow (*Adams, Chaffee, *El Paso, Larimer, Moffat, Yuma)
Harris’s Sparrow (Adams, *El Paso, Fremont, Jefferson, *Larimer)
Dark-eye Junco (White-winged) (Adams)
Rusty Blackbird (Eagle, Kiowa)
Great-tailed Grackle (Prowers)
Orange-crowned Warbler (Douglas, Montrose, Ouray, Prowers)
Common Yellowthroat (Mesa, *Montrose)
Hooded Warbler (Eagle)
Yellow Warbler (La Plata)
Palm Warbler (Yuma)
Townsend’s Warbler (Fremont, Jefferson, La Plata, *Montrose, Pueblo)
Wilson’s Warbler (Eagle)
Western Tanager (Boulder, Pueblo)
Northern Cardinal (Prowers)
Rose-breasted Grosbeak (Pitkin)

ADAMS COUNTY:
---On October 21 at Rocky Mountain Arsenal NWR, Ken Wat, Meg Reck, Bob
Spencer, John Vanderpoel, Bill Kaempfer, and Michael Lester reported Surf
Scoter, Common Raven, and on East Auto Tour 12 Long-billed Dowitcher,
Greater Yellowlegs, Bonaparte’s Gull and Osprey. On October 22 at Rocky
Mountain Arsenal NWR, Alicia Arnold and Candace Johnson reported 91
Sandhill Cranes (flyover), Pectoral Sandpiper, Greater Yellowlegs, and
Lesser Yellowlegs, Horned Grebe and Say’s Phobe. On October 24 at Rocky
Mountain Arsenal NWR, Chris Rurik and Vicki Sandage reported 50 Sandhill
Crane (flyover), 12 Long-billed Dowitcher, Lesser Yellowlegs,
White-throated Sparrow, and Vesper Sparrow.
---On October 21 at Barr Lake SP, Linda Lee, Jack and Ryan Bushong reported
4 Greater White-fronted Geese, 2 Black-bellied Plover, American
Golden-Plover, 3 Stilt Sandpipers, 5 Long-billed Dowitcher, 4 Lesser
Yellowlegs, Blue-gray Gnatcatcher, Harris’s Sparrow, and White-winged
Junco. On October 24 at Barr Lake SP, Tony Leukering reported 3 Baird’s
Sandpiper, 9 Long-billed Dowitcher, 4 Greater Yellowlegs, Lesser
Black-backed Gull, and Winter Wren.

ARAPAHOE COUNTY:
---On October 24 at Cherry Creek SP, Cynthia Madsen reported 2 White-winged
Scoter (Prairie Loop), Least Sandpiper, 21 Long-billed Dowitcher, 2 Greater
Yellowlegs, 10 Bonaparte’s Gull (Prairie Loop), 4 Franklin’s Gull, Common
Loon, 36 American Crow.

BOULDER COUNTY:
---On October 21 at Prince Lake #2, Laura Steadman reported American
Golden-Plover and Stilt Sandpiper and found FORK-TAILED FLYCATCHER. These
birds were seen by many birders because Laura got word out immediately.
The flycatcher was mostly seen in the NW corner but late in evening flew to
nearby neighborhood and then back toward Prince Lake #2. On October 22 at
Prince Lake #2, John Drummond refound FORK-TAILED FLYCATCHER and many
birders were able to see it from the dirt road on N side of Prince Lake #2.
Bruce Snyder reported Stilt Sandpiper. On October 23 at Prince Lake #2 plus
Carbonate neighborhood, Tom Behnfield and many other birders reported
FORK-TAILED FLYCATCHER. The Flycatcher seems to prefer the Carbonate
neighborhood in the morning and the NW corner of Prince Lake #2 in the
afternoon. In the afternoon when the flycatcher was by the lake, it was
possible to see the flycatcher from the South side of the lake. At times
it was in the Russian Olives and at times perched on the fence to the
West. Also reported were Ring-necked Pheasant and Least Sandpiper.
---On October 21 at Twin Lakes, Dan Zmolek and Leslie S reported Least
Sandpiper, Greater Yellowlegs, 3 Long-billed Dowitcher, and Short-billed
Dowitcher. On October 23 at Twin Lakes, Leslie S reported Least Sandpiper,
3 Long-billed Dowitcher, and Greater Yellowlegs.
---On October 21 at Golden Ponds, Luke Pheneger reported Swamp Sparrow.
---On October 23 David Haskell reported a hatch year RUBY-THROATED
HUMMINGBIRD coming to his feeder at Riverside Ave and Redwood Ave, Birders
are welcome to view the bird from the public sidewalk on Redwood Ave. You
can see the balcony with the feeder from there. You cannot see the feeder
from his driveway. Please respect private property and stay out of yards.

BROOMFIELD COUNTY:
---On October 21 at Plaster Reservoir, Linda Doran reported Common
Goldeneye.

CHAFFEE COUNTY:
---On October 23 at Chalk Cliff Fish Hatchery, Riley Morris reported
White-throated Sparrow.

CUSTER COUNTY:
---On October 24 at DeWeese Reservoir, Jerry DeBoer reported Pectoral
Sandpiper, 35 Long-billed Dowitcher, 14 Greater Yellowlegs, American Dipper
and Swamp Sparrow.

DELTA COUNTY:
---On October 23 at G50 Road, Bruce Ackerman reported 300 Sandhill Cranes
coming into roost and Pacific Loon at pond on west end. On October 24 at
G40 Road, Jon Horn and Bill Harris reported 300 Sandhill Cranes (flyover),
Pacific Loon, and 2 Mountain Bluebirds.

DENVER COUNTY:
---On October 21 at Marston Reservoir East End, Diane Roberts reported
Pacific Loon, 2 Common Loon, and Say’s Phoebe.

DOUGLAS COUNTY:
---On October 21 at Gateway Mesa Open Space, Hugh Kingery reported 2
Woodhouse’s Scrub-Jay, 2 Eastern Bluebird, and 6 Mountain Bluebird.

EAGLE COUNTY:
---On October 21 on N Main in Minturn, Christine Alexander and Eric
Culbertson reported Rusty Blackbird and Hooded Warbler.
---On October 21 at Lake Creek Village Wetlands, Jennifer Austin reported
Lincoln’s Sparrow and 2 Wilson’s Warbler.

EL PASO COUNTY:
---On October 22 at Ramah Reservoir SWA, Alan Ketcham reported Rock Wren.
---On October 23 at Clear Spring Ranch, Steve Brown banded 2 Ruby-crowned
Kinglet, Fox Sparrow (slate-color), White-throated Sparrow, and 2 Lincoln’s
Sparrow.
---On October 23 at Red Rock Canyon OS, Jim Merritt and David Tonnessen
reported Steller’s Jay, 14 Woodhouse’s Scrub-Jay, Fox Sparrow
(slate-color), Harris’s Sparrow, White-throated Sparrow, and Canyon
Towhee. On October 24 at Red Rock Canyon OS, Alan Ketcham, Chris Brobin,
John Drummond, and Jim Merritt reported Steller’s Jay, 10 Woodhouse’s
Scrub-Jay, Fox Sparrow (Slate-color), juv Harris’s Sparrow, White-throated
Sparrow, and 2 Canyon Towhee.

FREMONT COUNTY:
---On October 23 at Brush Hollow Reservoir, Jerry DeBoer, Lindsay Purifoy,
and Timo Mitzen reported Osprey, Woodhouse’s Scrub-Jay, 2 Rock Wren,
Ruby-crowned Kinglet, 9 Mountain Bluebird, Canyon Towhee, Harris’s Sparrow
and Townsend’s Warbler.

GARFIELD COUNTY:
---On October 24 at Bair Ranch Rest Area, Theresa Nickles reported 20
Bushtit.

GUNNISON COUNTY:
---On October 21 at Blue Mesa East End, Arden Anderson reported American
Avocet, Greater Yelllowlegs, and Short-billed Dowitcher.

JEFFERSON COUNTY:
---On October 21 at Ken Caryl Ranch OS, Mike Henwood reported 2
Ruby-crowned Kinglets and Townsend’s Warbler.
---On October 21 at Chatfield SP N Boat Ramp, Santiago Tabares reported
Red-necked Grebe and Common Loon.
---On October 23 at Belmar Park, Bob Buckham, Charlie Curlee, and Roger
Koester reported Greater White-fronted Goose.
---On October 23 at Standley Lake North Side, Ben Sampson reported
Red-necked Grebe and juv Harris’s Sparrow.

KIOWA COUNTY:
---On October 23 at Hwy 96 and CR 75, Tony Leukering reported Eastern
Bluebird (flyover).
---On October 23 at Sheridan Lake (Town and Playa), Tony Leukering reported
4 Sandhill Cranes (flyover).

LA PLATA COUNTY:
---On October 22 at Animas River—Huck Finn Pond and Hatchery Area, Ryan
Votta reported 2 Lincoln’s Sparrow, Yellow Warbler, and Townsend’s Warbler.
---On October 24 at Pastorius Reservoir, Susan Allerton reported Surf
Scoter, 2 Long-billed Dowitcher, 2 Forster’s Tern, 3 Woodhouse’s Scrub-Jay,
2 Juniper Titmouse, 10 Bushtit, and 5 Ruby-crowned Kinglet.

LARIMER COUNTY:
---On October 21 at Tri-Lakes Region, Andy Bankert and Carolyn Olson
reported Forster’s Tern.
---On October 21 at Maple and FIshback, David Wade reported Harris’s
Sparrow and White-throated Sparrow. On October 22 at Maple and FIshback,
David Wade reported Harris’s Sparrow and White-throated Sparrow. On
October 23 at Maple and FIshback, David Wade reported 1 Harris’s Sparrow
and White-throated Sparrow. On October 24 at Maple and FIshback, David
Wade and Andy Bankert reported 2 Harris’s Sparrow.
---On October 24 at Wellington SWA—Cobb Lake Unit, Andy Bankert reported
Iceland (Thayer’s) Gull, Lesser Black-backed Gull, 6 Common Loon, and
Grasshopper Sparrow.
---On October 24 at Timnath Reservoir, Andy Bankert reported 2 Bairds’s
Sandpiper, 3 Least Sandpiper, 12 Pectoral Sandpiper, 15 Long-billed
Dowitcher and Lesser Yellowlegs.

MESA COUNTY:
---On October 22 at Grand Junction WA, Carol Ortenzio reported 2
Ruby-crowned Kinglet, Hermit Thrush, and Lincoln’s Sparrow.
---On October 23 at Horsethief Canyon SWA, Mike Henwood, Carol Ortenzio,
and Kathleen McGinley reported Loggerhead Shrike, 3 Woodhouse’s Scrub-Jay,
15 Bushtit, 2 Marsh Wren, Blue-gray Gnatcatcher, 2 Ruby-crowned Kinglet, 25
Mountain Bluebird, and 2 Hermit Thrush.
---On October 24 at Redlands Parkway Ponds, Carol Ortenzio reported Black
Phoebe, Blue-gray Gnatcatcher, and Ruby-crowned Kinglet.
---On October 24 at Colorado SP Fruita section, Carol Ortenzio reported f
Greater Scaup, Bonaparte’s Gull, and 3 Marsh Wren.

MOFFAT COUNTY:
---On October 21 at Loudy-Simpson Nature Trail, Forrest Luke reported 2 ad
White-throated Sparrow (tan stripe).

MONTEZUMA COUNTY:
---On October 23 at Industrial Pond in Cortez, Erick Hendrickson reports
that the Eurasian Wigeon continues.

MONTROSE COUNTY:
---On October 21 at Nucla Domestic Reservoir, Coen Dexter and Brenda Wright
reported 3 Ruby-crowned Kinglet, 2 Mountain Bluebird, and 2 Sagebrush
Sparrow. On October 22 at Nucla Domestic Reservoir, Coen Dexter and Brenda
Wright reported 7 Mountain Bluebird and 8 Sagebrush Sparrow.
---On October 21 at Paradox West Pond, Brenda Wright and Coen Dexter
reported Woodhouse’s Scrub-Jay, 2 Bewick’s Wren, 2 Blue-gray Gnatcatcher,
Ruby-crowned Kinglet, 34 Mountain Bluebird, and Orange-crowned Warbler.
---On October 21 at Bedrock CG and Boat Ram, Coen Dexter and Brenda Wright
reported Loggerhead Shrike, 2 Woodhouse’s Scrub-Jay, Ruby-crowned Kinglet,
and 7 Mountain Bluebird.
---On October 22 at Nucla Water Treatment Plant, Brenda Wright and Coen
Dexter reported Bewick’s Wren Ruby-crowned Kinglet, Mountain Bluebird, and
Brewer’s Sparrow.
---On October 23 at Elda’s, Brenda Wright and Coen Dexter reported Sandhill
Crane, Rock Wren, 3 Bewick’s Wren, Blue-gray Gnatcatcher, 5 Ruby-crowned
Kinglet, 3 Sage Thrasher, and Brewer’s Sparrow.
---On October 24 at Chipeta Lake SWA, Coen Dexter and Brenda Wright
reported 2 Ruby-crowned Kinglet, Lincoln’s Sparrow, 2 Common Yellowthroat,
and Townsend’s Warbler.

MORGAN COUNTY:
---On October 21 at Jackson Reservoir (S end), Nathan Pieplow reported 3
Red-breasted Merganser, 11 Least Sandpiper, 2 Pectoral Sandpiper, 2
Long-billed Dowitcher, 2 Greater Yellowlegs, Ruby-crowned Kinglet, and 17
American Pipit.

OURAY COUNTY:
---On October 24 at Ridgway Reservoir and State Park, Brenda Wright and
Coen Dexter reported Lesser Yellowlegs, 32 Bushtit, 3 Ruby-crowned Kinglet,
and Clark’s Nutcracker.

PITKIN COUNTY:
---On October 22 at Midland Park in Aspen, Catherine Hagen reported
Rose-breasted Grosbeak. On October 23 at Midland Park in Aspen, Catherine
Hagen and Matt Kuhn reported Rose-breasted Grosbeak.
---On October 24 at Aspen Center for Environmental Studies, Catherine Hagen
reported Great Egret and 3 Pied-billed Grebe.

PROWERS COUNTY:
---On October 21 at North Gateway Park, Tony Leukering reported 16 Ross’s
Geese (flyover), 4 Greater Yellowlegs, Osprey, 2 Bewick’s Wren, Vesper
Sparrow, Savannah Sparrow, 3 Lincoln’s Sparrow, and 2 Great-tailed Grackle
---On October 22 at Lamar Community College Woods, Dave Leatherman reported
Winter Wren, Brown Thrasher, 3 Northern Cardinals, Ruby-crowned Kinglet,
Hermit Thrush, Orange-crowned Warbler, Eastern Bluebird, and Hairy
Woodpecker.
---On October 22 at Willow Creek Park just S of swimming pool, Dave
Leatherman reported ad m Yellow-bellied Sapsucker.

SAN MIGUEL:
---On October 22 on Boomerang to River Trails, Telluride, Eric Hynes
reported f Wood Duck, 2 American Dipper, and 5 Golden-crowned Kinglet.

SUMMIT COUNTY:
---On October 23 at Dillon Reservoir Giberson Bay, M Walt reported American
Golden-Plover.

WELD COUNTY:
---On October 22 at Union Reservoir, Joel and Dale Adams reported
Red-throated Loon and 4 Common Loon. On October 23 at Union Reservoir,
Steve Mlodinow, Jamie Simo, Sarah Spotten, Sue Riffe, and Joshua Smith
reported 13 Red-breasted Merganser, 33 Bonaparte’s Gull, Red-throated Loon,
2 Common Loon, Marsh Wren, and Swamp Sparrow.
---On October 23 at Idaho Creek OS, Steve Mlodinow reported Osprey, 2
American Pipit, and 2 Swamp Sparrow.
---On October 23 at Baxter Lake, Steve Mlodinow reported 4 Stilt Sandpiper,
6 Pectoral Sandpiper, 61 Long-billed Dowitcher, and Lesser Yellowlegs. On
October 24 at Baxter Lake, Steve Mlodinow reported Stilt Sandpiper, Least
Sandpiper, Pectoral Sandpiper, Semipalmated Sandpiper, 33 Long-billed
Dowitcher, and 2 Marsh Wren.

YUMA COUNTY:
---On October 21 at Pipit Hill in Hale Area, Steve Mlodinow reported 2
Sandhill Crane, Sprague’s Pipit, and 2 McCown’s Longspur.
---On October 21 at Hale Crossroad, Steve Mlodinow reported 3 Winter Wren,
Golden-crowned Kinglet, Ruby-crowned Kinglet, 2 White-throated Sparrow and
Palm Warbler (Western).
---On October 21 at CR 45 in Wray area, Steve Mlodinow reported 3 Greater
Prairie-Chicken and Savannah Sparrow.

DFO Field Trips
For more details go to the DFO website

Belmar Historic Park
Saturday, October 27
7:30 AM – 11:00 AM
Patrick O’Driscoll (patodrisk AT gmail.com; 303-885-6955 (Cell))

Prospect Park (Wheat Ridge Greenbelt)
Sunday, October 28
7:30 AM – 1:00 PM
Paul Slingsby (paslingsby AT comcast.net; 720-347-5169 (mobile))

Park County Explorations
Monday, October 29
5:30 AM – 4:00 PM
David Suddjian (dsuddjian AT gmail.com; 831-713-8659)

Good Birding,
Joyce Takamine
Boulder

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