Date: 10/26/18 3:04 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 26 October 2018
Compiler: Joyce Takamine
e-mail: RBA AT
Date: October 26, 2018
This is the Colorado Rare Bird Alert for Friday, October 26 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)

Greater White-fronted Goose (Jefferson)
Wood Duck (San Miguel)
Blue-winged Teal (*Mesa)
Eurasian Wigeon (Montezuma)
Greater Scaup (*Mesa)
Surf Scoter (La Plata)
Bufflehead (*Gilpin)
White-winged Scoter (Arapahoe, Kiowa)
Common Merganser (*Gilpin)
Red-breasted Merganser (Boulder, Weld)
Ring-necked Pheasant (Boulder)
Pied-billed Grebe (Pitkin)
Horned Grebe (Adams, Denver, Montrose)
Sandhill Crane (Adams, *Chaffee, Delta, Kiowa, Montrose)
American Golden-Plover (Summit)
Stilt Sandpiper (Boulder, Weld)
Sanderling (Adams)
Baird’s Sandpiper (Adams, Larimer)
Least Sandpiper (Arapahoe, Boulder, Larimer, Weld)
Pectoral Sandpiper (Adams, Custer, Douglas, Larimer, *Weld)
Short-billed Dowitcher (El Paso)
Long-billed Dowitcher (Adams, Arapahoe, Boulder, Custer, La Plata,
Larimer, Weld)
Spotted Sandpiper (*Arapahoe, *El Paso, *Mesa)
Lesser Yellowlegs (Adams, Larimer, Ouray, Weld)
Greater Yellowlegs (Adams, Arapahoe, Boulder, Custer)
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 (*Delta)
Common Loon (Arapahoe, Larimer, San Miguel, Weld)
Great Egret (Pitkin)
Osprey (*Fremont, *Garfield, Weld)
Yellow-bellied Sapsucker (Prowers)
Red-naped Sapsucker (*Eagle)
Ladder-backed Woodpecker (*El Paso)
Hairy Woodpecker (Prowers)
Gray Flycatcher (Jefferson)
Cordilleran Flycatcher (Montezuma)
Say’s Phoebe (Adams, *Douglas)
Black Phoebe (Mesa)
Loggerhead Shrike (*El Paso, Mesa)
Warbling Vireo (*El Paso)
Steller’s Jay (El Paso, Jefferson)
Woodhouse’s Scrub-Jay (El Paso, *Fremont, La Plata, *Mesa)
Clark’s Nutcracker (Ouray)
American Crow (Arapahoe)
Common Raven (*Gilpin)
Juniper Titmouse (*Fremont, La Plata, *Montrose)
Bushtit (*Garfield, La Plata, Mesa, Ouray)
Brown Creeper (*El Paso)
Rock Wren (El Paso, *Fremont, *Montrose)
Winter Wren (Adams, Prowers)
Marsh Wren (*Mesa, Weld)
Bewick’s Wren (*Fremont)
Blue-gray Gnatcatcher (*Adams, Mesa, Montrose)
American Dipper (Custer, San Miguel)
Golden-crowned Kinglet (San Miguel)
Ruby-crowned Kinglet (Adams, *El Paso, Fremont, La Plata, *Mesa, *Montrose,
Eastern Bluebird (Kiowa, Prowers)
Mountain Bluebird (Delta,* Fremont, Kiowa, *Mesa, *Montrose)
Hermit Thrush (*Fremont, *Mesa, Prowers)
Gray Catbird (*Jefferson)
Brown Thrasher (Prowers)
Sage Thrasher (*El Paso, Montrose)
American Pipit (Weld)
Canyon Towhee (*El Paso, Fremont)
Brewer’s Sparrow (Montrose)
Savannah Sparrow (Park)
Grasshopper Sparrow (Larimer)
Vesper Sparrow (Adams)
Sagebrush Sparrow (Montrose)
Fox Sparrow (El Paso)
Lincoln’s Sparrow (Adams, Clear Creek, *El Paso, La Plata, Mesa, Montrose)
Swamp Sparrow (Custer, Weld)
White-throated Sparrow (Adams, Chaffee,* El Paso, Larimer)
Harris’s Sparrow (*El Paso, Fremont, Jefferson, *Larimer)
Rusty Blackbird (Kiowa)
Orange-crowned Warbler (Douglas,*Montrose, Ouray, Prowers)
Common Yellowthroat (*El Paso, Mesa, Montrose)
Yellow Warbler (La Plata)
Townsend’s Warbler (Fremont, La Plata, *Montrose, Pueblo)
Wilson’s Warbler (*El Paso)
Western Tanager (Boulder, Pueblo)
Northern Cardinal (Prowers)
Rose-breasted Grosbeak (Pitkin)

---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 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.
---On October 25 at Valente Lake, Jerome Cech reported 2 Blue-gray

---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.
---On October 25 at Centennail Park, Edward Donnan reported Spotted

---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
---On October 23 at Twin Lakes, Leslie S reported Least Sandpiper, 3
Long-billed Dowitcher, and Greater Yellowlegs.
---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.
On October 25 Bob Fiehweg and Robin Byers and several other birders
reported RUBY-THROATED HUMMINGBIRD on Redwood Ave.

---On October 23 at Chalk Cliff Fish Hatchery, Riley Morris reported
White-throated Sparrow.
---On October 25 at The Link School Base Camp, Christian Hagenlocher
reported 72 Sandhill Cranes (flyover).

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

---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. On October 15 at G50 Rd, Carol
Ortenzio and Andrea Robinsong reported Pacific Loon.

---On October 25 at Platte Canyon Reservoir, Lynne Forrester reported Say’s

---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 25 at Clear Spring Ranch, Steve Brown banded
Ruby-crowned Kinglet and Warbling Vireo.
---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.
---On October 25 at Fountain Creek Regional Park, Joel Adams reported 3
Brown Creeper, 3 Ruby-crowned Kinglet, Harris’s Sparrow, White-throated
Sparrow, 3 Lincoln’s Sparrow, Canyon Towhee, Common Yellowthroat, and
Wilson’s Warbler.
---On October 25 at Big Stratton Reservoir, Terence Berger reported Spotted
Sandpiper and 2 Greater Yellowlegs.
---On October 25 at Chico Basin Ranch, Jim Merritt reported Ladder-backed
Woodpecker, Loggerhead Shrike, Sage Thrasher, and 2 Canyon Towhee.

---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. On October 25 at Brush Hollow Reservoir, Jerry
DeBoer reported Osprey, 5 Woodhouse’s Scrub-Jay, Juniper Titmouse, 2 Rock
Wren, Bewick’s Wren, 16 Mountain Bluebird, Hermit Thrush.

---On October 24 at Bair Ranch Rest Area, Theresa Nickles reported 20
---On October 25 at Lions Park in Rifle, Mary and Phil Lyon reported Osprey.

---On October 25 at Los Lagos Reservoir, Bruce Snyder reported 1 f
---On October 25 at Central City Reservoir, Bruce Snyder reported 4 Common
Merganser, and 26 Common Raven on fresh Elk kill.

---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.
---On October 25 at Denver Botanic Gardens Chatfield Farms, Cynthia Madsen,
Martha Eubanks, and Pam Zimmer reported Gray Catbird.

---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).

---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.

---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 25 at Maple and FIshback, Edward Raynor and
David Wade reported 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.

---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 25 at Horsethief Canyon
SWA, Mike Henwood reported Spotted Sandpiper, 5 Woodhouse’s Scrub-Jay, 2
Marsh Wren, 6 Ruby-crowned Kinglet, 30 Mountain Bluebird, 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 River SP Fruita section, Carol Ortenzio
reported f Greater Scaup, Bonaparte’s Gull, and 3 Marsh Wren. On October
25 at Colorado River SP—Fruita Section, Ryan Claar reported Greater Scaup,
Blue-winged Teal, and Marsh Wren.

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

---On October 22 at Nucla Domestic Reservoir, Coen Dexter and Brenda Wright
reported 7 Mountain Bluebird and 8 Sagebrush Sparrow. On October 25 at
Nucla Domestic Reservoir, Coen Dexter and Brenda Wright reported Juniper
Titmouse, Rock Wren, 7 Ruby-crowned Kinglet, 14 Mountain Bluebird,
Orange-crowned Warbler, and Townsend’s Warbler.
---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.

---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.

---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.

---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
---On October 22 at Willow Creek Park just S of swimming pool, Dave
Leatherman reported ad m Yellow-bellied Sapsucker.

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

---On October 23 at Dillon Reservoir Giberson Bay, M Walt reported American

---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.

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; 303-885-6955 (Cell))

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

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

Good Birding,
Joyce Takamine

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