Date: 10/23/19 1:48 am
From: 'Allison Hilf' via Colorado Birds <cobirds...>
Subject: [cobirds] Colorado Rare Bird Alert for Wednesday, October 23
Date: Wednesday, October 23, 2019
E-mail: RBA AT
Compiler: Allison Hilf; ahilf AT
Phone : 303-888-5110

Birders have been helpful by reporting updates to COBirds. Thanks!
CAPITAL LETTERS denote very rare species, as listed by the Colorado Bird Records Committee at the CFO website.
(*) indicates new information on a species.
For more information on birds seen today, go to and scroll to the bottom for “Recent eBird Sightings”.

Rare, out-of-place and out-of-season species include:

Surf Scoter (Adams, *Garfield, Mesa)
Pacific Loon (*Larimer)
Magnolia Warbler (*Jefferson)
Blackburnian Warbler (Boulder)
Pine Warbler (*Jefferson)
Black-throated Green Warbler (*Boulder)

—On October 18 a Surf Scoter was reported at what used to be called “Heron Pond” at Lowell Ponds State Wildlife Area, on the eastern most pond, by Bob Canter.

—On October 22 a Black-throated Green Warbler was reported in trees just east from 29th Street, where it crosses over the small creek (Aurora Area). A Townsend’s Warbler has been seen nearby. First reported on October 19 by Nick Moore.
—On October 21 a Blackburnian Warbler was reported at Meadowview Park (last reported at Oakwood Dr and Barberry Dr, south of the fire station) by David Dowell.

—On October 19 an AMERICAN GOLDEN-PLOVER was reported at Chatfield SP—Plum Creek Delta; first reported there and at the Marina Sandspit October 12 by Joey Kellner. It was accompanied by other shorebirds, including Black-bellied Plover, Dublin and Pectoral Sandpiper.

—On October 22 a Surf Scoter was reported at Harvey Gap SP & Grass Valley Reservoir by JoAnn Potter Riggle.

—On October 22 a Pine Warbler was reported in Lakewood at the pond by Lakeview Towers at Belmar Apts. (679 S. Reed Ct.) by Steve Mlodinow. This is also known on e-bird as “stakeout Yellow-throated & Prairie Warblers, Lakewood 2017”.
—On October 22 a Magnolia Warbler was reported at Denver West Office Park; latest report is at the west end of the building 6 parking lot. First reported on October 20 by Kevin DeBoer.

—On October 22 a Pacific Loon was reported at the south end of Douglas Reservoir. First reported October 19 by John Shenot.

—On October 22 a sub adult male BROAD-BILLED HUMMINGBIRD was reported at a private residence in Palisade. The address is 566 36 Road (East Orchard Mesa ). The house is at the end of a long driveway just across from the fire station. The house is on the right side of the drive. The hummer is still coming in on a regular basis to the driveway feeder. Best time for viewing is in mornings when the sun is on the driveway feeder. It is in the shade after 2 pm. Visitors are welcome to view FROM THE DRIVEWAY and park along the driveway. First reported on September 28 by Gene Byrne. This would be the fourth state record, the first in 2002 was also in Mesa County.
—On October 21 a Surf Scoter was reported at Horsethief State Canyon Wildlife Area by Joshua Martinez.

—On October 17 a POMARINE JAEGER was reported at Antero Reservoir by Kevin DeBour.

—On October 19 a SPRAGUE’S PIPIT was reported in Hale at (39.6411389,-102.1495000) aka “Pipit Hill”. (3) First reported on October 5 by David Dowell.

Upcoming DFO Field Trips...trip details at

Lincoln Mountain Open Space, Douglas County
Saturday, October 26
7:00 AM - 1:00 PM
Chris Gilbert (chrisgee9 AT; 804-214-1508)

Bluff Lake Nature Center
Saturday, October 26
7:30 AM - 11:30 AM
Megan Miller (Megan.k.miller2473 AT; 720-775-9710)

First Creek at Denver Open Space
Sunday, October 27
7:30 AM - 12:00 PM
Patrick O'Driscoll (<patodrisk...>; 303-885-6955)

North Park
Tuesday, October 29
4:30 AM - 7:00 PM
David Suddjian (dsuddjian AT; 831-713-8659)

Halloween Cemetery Tour (Boulder and Larimer Counties)
Thursday, October 31
7:30 AM - 4:00 PM
John Malenich (john.malenich AT; 303-359-9456)

Happy Birding!
Allison Hilf, Aurora
Ahilf AT

Sent from my iPhone

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