Saturday, March 16, 2019
Compiler: Burke AngstmanPhone: (303) 984-4963E-mail: RBA AT cobirds.org
This is the Colorado Rare Bird Alert for March 16 sponsored by Denver Field 
Ornithologists.
Observers have been diligent in reporting sightings and updates on CoBirds. 
Thanks!
CAPITAL LETTERS are used for very rare species, as listed by the Colorado Bird 
Records Committee.
(*) indicates new information on this species.
Rare, out of place and out of season species include:
Ross's Goose (Jefferson, Arapahoe)Trumpeter Swan (Mesa, Pueblo)Tundra Swan 
(Broomfield, Mesa, *Weld)Black Scoter (Pueblo)Long-tailed Duck (*Fremont, 
*Larimer)Glaucous-winged Gull (Pueblo)Great Black-backed Gull 
(Weld)Red-throated Loon (*Adams)Yellow-bellied Sapsucker (*Boulder, 
Larimer)Northern Shrike (*Montezuma)Varied Thrush (Boulder, *Elbert)Bohemian 
Waxwing (Larimer)Mixed Rosy-Finch flock (Jefferson)Lapland Longspur (*Larimer, 
*Park)Field Sparrow (*El Paso)Fox Sparrow (Red) (*Jefferson)Northern Cardinal 
(Larimer)Rusty Blackbird (Denver, Arapahoe)
Gull species: Several winter/early spring gulls are being seen, primarily in 
Pueblo, Larimer, Chaffee, Arapahoe and Adams Counties, e.g., Iceland 
(Thayer’s), Glaucous, Bonaparte’s, California, Ring-billed, Herring, Lesser 
Black-backed, and Great Black-backed Gull.For more information on these gulls, 
as well as other birds not on this RBA list, please check cobirds.org, scroll 
down to the very bottom “Bird Trax” and click on “sightings”. It should list 
all birds reported on e-bird, but seems to be on the fritz the past few days.
ADAMS COUNTY:—On March 15 a possible Red-throated Loon was reported at South 
Platte River 89th Ave Pond by Peter Ruprecht and Chris Petrizzo. See Peter 
Ruprecht post (with photos) on CoBirds.

ARAPAHOE COUNTY:—On March 13 (2) Ross's Geese were reported near West Coal Mine 
Ave and Platte Canyon Road by David Suddjian.—On March 12 (2) Rusty Blackbirds 
were reported at Cherry Creek SP by Edward Donnan.
BROOMFIELD COUNTY:—On March 10 (2) Tundra Swans were reported at Plaster 
Reservoir by Chipper Phillips.
BOULDER COUNTY:—On March 15 a Yellow-bellied Sapsucker was reported at Boulder 
Community Garden by Richard Trinker.
—On March 13 a Varied Thrush was reported on Bosque Ct in Boulder. First 
reported on Jan 23 by Ernest Crvich.

DENVER COUNTY:—On March 8 (3) Rusty Blackbirds were reported at First Creek at 
Denver Open Space. First report in January.
EL PASO COUNTY:—On March 15 the overwintering Field Sparrow continues at Red 
Rock Canyon Open Space.
ELBERT COUNTY:—On March 15 a Varied Thrush was reported in Elbert, Colorado.  
See Hugh Kingery post on CoBirds.

FREMONT COUNTY:—On March 15 a Long-tailed Duck was reported at Blue Heron Ponds 
on Hwy 115. First reported on March 6 by Rich Miller.
JEFFERSON COUNTY:—On March 12 a Ross's Goose was reported at Rocky Mountain 
Deaf School (RMDS) and adjacent fields by Michael Lester.—On March 15 the 
overwintering Fox Sparrow (Red) continues at Red Rock Trading Post.—There has 
been a mixed flock of Rosy Finches in Golden visiting the feeders at the home 
of Kirsten Witherell. To see them please text her at 720-372-0833. If she is 
not home you may go around the back gate. Be sure you have the correct address- 
19540 W 55th Place, Golden (inside Table Rock Community). The birds have been 
seen most days this winter, most prominent on colder days. Approx. 35 Black 
Rosy-Finches reported on Feb 6.
LARIMER COUNTY:—On March 15 (2) Lapland Longspurs were reported at 16932 - 
17109 N County Road 15 in Wellington by Nick Komar and David Wade—On March 10 a 
Bohemian Waxwing was reported as heard only from Power Trail by Adrian 
Strong.—On March 12 Yellow-bellied Sapsuckers that have wintered at Grandview 
Cemetery were seen again. Both male and female have been reported - see CoBirds 
post by John Shenot.—On March 15 a Long-tailed Duck was reported at Fossil 
Creek Reservoir & Regional Open Space. First reported on Feb 16 by David 
Farmer.—On March 8 there has been a (f) Northern Cardinal visiting the feeders 
at the home of Steve Martin SW of Wellington since July.Email for current 
status and directions: falconridge AT cowisp.net.
MESA COUNTY:—On March 10 (3) Trumpeter Swans were reported from Canyon View 
Park (I-70 & 24 Rd) in Grand Junction by Mike Henwood.—On March 13 (2) 
Trumpeter Swans & (2) Tundra Swans were reported at Highline Lake State Park. 
First reported on Feb 9 by Glenn Pearson.
MONTEZUMA COUNTY:—On March 15 a Northern Shrike was reported at 28550 Road T.5 
in Dolores by Carol Bylsma.
PARK COUNTY:—On March 15 a Lapland Longspur was reported at 24 Main Street in 
Jefferson by James Mccoy.

PUEBLO COUNTY:—On March 8 a Black Scoter was reported by Al Garner at Pueblo 
SWA--Turkey Creek.—On March 9 (2) Glaucous-winged Gull was reported at Pueblo 
Reservoir--South Marina area. First reported on Feb 1 by David Tonnesson.—On 
March 9 (2) Trumpeter Swans were reported at Valco Ponds SWA. There have been 
1-2 Swans reported over the past few weeks, moving between locations at Pueblo 
Reservoir, the Nature and Raptor Center of Pueblo, Rock Canyon Rd. in Pueblo, 
Mosquito Alley, and Valco Ponds SWA.—Note, a Great Black-backed Gull, “Murray”, 
is often reported at Pueblo Reservoir, where it has wintered for many years.
WELD COUNTY:—On March 15 (3) Tundra Swans were reported at Cozzens Lake. First 
reported on March 12 by Steve Mlodinow and Scott Somershoe.—On March 9 a Great 
Black-backed Gull was reported by Bruce Snyder at Weld CR 3.25 and WCR 16.5.
Upcoming DFO Field Trips...trip details on dfobirds.org
First Creek Open SpaceSunday, March 177:30 AM - 12:00 PMPatrick O’Driscoll 
(E-mail: Patodrisk AT gmail.com; 303-885-6955)
South-Central ColoradoMonday, March 185:00 AM - 7:00 PMDavid Suddjian (E-mail: 
dsuddjian AT gmail.com; 831-713 8659)
Broomfield CountyTuesday, March 197:00 AM - 1:00 PMDale Pale (E-Mail: dalelpate 
AT gmail.com; 575-706-4584)
Wray Chamber Greater Prairie-ChickenSaturday - Sunday, March 23-249:00 AM - 
5:00 PMGregg Goodrich (E-mail: GreggGoodrich AT gmail.com; 303-655-9135)
Canon CitySunday, March 246:00 AM - 5:00 PMMark Amershek (E-mail: mamershek AT 
msn.com; 303-329-8646)
Southeastern ColoradoMonday, March 254:30 AM - 7:00 PMDavid Suddjian (E-mail: 
dsuddjian AT gmail.com; 831-713-8659)
Fountain Park Regional Park (El Paso County)Sunday, March 316:00 AM - 3:00 
PMDiane Roberts (E-mail: Samantha576 AT aol.com; 720-278-9025)
Denver City Park (Denver City County)Sunday, March 317:00 AM - 11:30 AMPatrick 
O’Driscoll (E-mail: Patodrisk AT gmail.com; 303-885-6955)
Good Birding,Burke AngstmanLakewood, CO

-- 
You received this message because you are subscribed to the Google Groups 
"Colorado Birds" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/cobirds/202862059.5870517.1552718617491%40mail.yahoo.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to