Date: 12/21/19 4:54 am
From: Gregg Goodrich <gregggoodrich...>
Subject: [cobirds] Colorado Rare Bird Alert for Saturday, December 21, 2019.
Date: Saturday, December 21, 2019

E-mail: <RBA...>

Compiler: Gregg Goodrich <GreggGoodrich...>

Phone: 303 655-9135


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:

Brant (*Jefferson)

Trumpeter Swan (*Adams, Delta, Mesa)
Tundra Swan (Arapahoe, *Las Animas)
White-winged Scoter (Douglas, Jefferson)

Long-tailed Duck continues to be seen in multiple counties. Search with
eBird’s Explorer menu in your preferred county.
Dunlin (Otero, Pueblo)
Glaucous-winged Gull (Larimer)
Great Black-backed Gull (*Pueblo)
Red-throated Loon (*Pueblo)
Pacific Loon (Douglas, *Jefferson)
Yellow-billed Loon (Arapahoe)
Williamson Sapsucker (*Jerfferson)

Yellow-bellied Sapsucker (*Boulder, Larimer)


Varied Thrush (Jefferson)

Rusty Blackbird (Boulder, Pueblo)
Black-and-white Warbler (Denver)
Pine Warbler (Logan)

Wilson Warbler (Boulder)



—On Dec 20 a Trumpeter Swan was reported at Barr Lake first by Ray Graham
on the 19th.


—On Dec 17 a Tundra Swan was reported at Ketring Park by K Holland on the

—On Dec 16 a Tundra Swan was reported at Centennial Park by Bez
Bezuidenhout on the 16th.

—On Dec 15 a Yellow-billed Loon was reported at Aurora Res by Ben Lagasse
on the 15th.


—On Dec 20 a Yellow-bellied Sapsucker was reported by Nathan Pieplow on the
15th In pines along Old Tale Road south of Arapahoe, about halfway to
McSorley Lane.

—On Dec 15 a Wilson Warbler was reported at White Rocks Trail area by
Christian Nunes on the 15th.

—On Dec 15 a Rusty Blackbird was reported by Nathan Pieplow on the 15th on
Cherryvale Road at the cattle trough.


—On Dec 19 a Black-and-white Warbler was reported at Bluff Lake by Virginia
Dickinson on the 19th.


—On Dec 18 a Pacific Loon was reported from the Handicap Fisherman’s
Platform and probably the same bird that has been seen from the N Boat
Ramp. First reported by Tony Leukering on Dec 8th.

—On Dec 17 a White-winged Scoter was reported at Chatfield SP. First
reported by Tony Leukering.

—On Dec 20 a Brant was reported on Lake Arbor by Amy Cervene on the 20th.
—On Dec 20 a Pacific Loon was reported on Standly Lake on north shore by
Robert Doster on the 20th.
—On Dec 20 a Williamson Sapsucker was reported at Lookout Mountain Nature
Center by Marcel Such on the 20th.
—On Dec 18 a male Varied Thrush was seen at a private home near Carmody
Park, Lakewood. For details, please see the note Joe Roller posted Dec 14
on Cobirds. Visitors are welcome, with some reasonable guidelines from the

—On Dec 17 a Pacific Loon was reported at Chatfield on the Jefferson side
of Chatfield Res. First reported Dec 8 by Joey Kellner.

—On Dec 17 a White-winged Scoter was reported at Chatfield SP-N Boat Ramp
area. Joey Kellner first reported the bird Nov 29.

—On Dec 20 a Tundra Swam was reported a Trinidad Res by Tony Godfrey on the

—On Dec 18 a Gyrfalcon was observed near the Larimer County Landfill in SW
Fort Collins. First reported on Nov 3 by Robert Beauchamp. Please post
updates to CObirds.

—On Dec 18 a Glaucous-winged Gull was reported at Horseshoe Res by Joe
Kipper on the 18th.

—On Dec 17 a Yellow-bellied Sapsucker was reported from the NW corner of
the golf course just south of Grandview Cemetery in Fort Collins. First
reported by David Leatherman. Probably the same individual seen in the
cemetery in November.


—On Dec 15 a Pine Warbler (imm) was reported from Row 11 at Tamarack Ranch
SWA . First reported on Dec 12 by Norm Erthal. This is the first CO eBird
record away from the Front Range & the Arkansas Valley for Dec through Feb.


—On Dec 17 a pair of Trumpeter Swans continue at Highline Lake SP. First
reported on Dec 5 by Don Marsh.


—On Dec 17 a Dunlin was reported at Holbrook Res by Brandon Percival on the


—On Dec 19 a Dunlin was reported at Pueblo Res South Marina on the tires
with the gulls. First reported by Evan Carlson on the 19th.

—On Dec 19 “Murray” the Great Black-backed Gull that has spent the last
umpteen winters at Lake Pueblo, was reported again, as was a Glaucous Gull.

—On Dec 14 a Red-throated Loon was reported on the Pueblo Christmas Bird

—On Dec 14 a Glaucous Gull was reported on the Pueblo Christmas Bird Count

—On Dec 14 a Rusty Blackbird was reported on the Pueblo Christmas Bird Count

It's Christmas Bird Count time across Colorado, between Dec 14 & Jan 5.

Please help out and sign up for one or more of these CBCs!

For a clickable map of Colorado's counts with registration/location
details, go to

Upcoming Denver Field Ornithologists field trip (details at

South Platte Park

Friday, December 27

2:30 PM - 5:30 PM

David Suddjian (Email: <dsuddjian...> Phone: 831-713-8659)

Southwestern Metro Area

Monday, December 30

8:30 AM - 12:30 PM

David Suddjian (Email: <dsuddjian...> Phone: 831-713-8659)

Denver City Park (Denver County)

Sunday, January 5

7:30 AM - 11:30 AM

Patrick O'Driscoll (Email: <patodrisk...> Phone: 303-885-6955 (cell))

Good birding,

Gregg Goodrich, Highlands Ranch


Phone: 303 655-9135

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