Date:  Thursday, April 25, 2019
Compiler: Allison Hilf;  ahilf AT me.com
Phone: (303) 888-5110
E-mail: RBA AT cobirds.org
 
This is the Colorado Rare Bird Alert for Thursday, April 25, sponsored by 
Denver Field Ornithologists. Observers have been helpful by 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:

Black Scoter (Arapahoe)
Long-tailed Duck (*Arapahoe, Fremont)
Anna’s Hummingbird (Douglas)
Whimbrel (Boulder)
Pectoral Sandpiper (Boulder)
Mew Gull (Jefferson)
Caspian Tern (Adams, Pueblo)
Red-throated Loon (Pueblo)
NEOTROPIC CORMORANT (Jefferson)
Yellow-crowned Night Heron (*Fremont)
Cassin’s Vireo (Larimer)
PACIFIC WREN (*Boulder)
Sagebrush Sparrow (Jefferson)
HOODED ORIOLE (*Denver)
Worm-eating Warbler (Prowers)
Hooded Warbler (*Denver)
Northern Parula (*Fremont, Pueblo)
Black-throated Gray Warbler (Park, Prowers)
Townsend’s Warbler (*Fremont, Prowers)


For more information on other birds not on the RBA today, go to cobirds.org and 
scroll to the bottom for “Recent eBird Sightings”. 

ADAMS COUNTY
—-On April 21 a Caspian Tern was reported at South Platte River/100th Ave 
(McKay Road) by Adam Vesely.

ARAPAHOE COUNTY:
—-On April 24 a Long-tailed Duck was reported at Aurora Reservoir by David 
Suddjian.
—-On April 22 a Black Scoter was reported at Cherry Creek State Park by Loch 
Kilpatrick.

BOULDER COUNTY:
—On April 24 a Pacific Wren was reported near LOBOS trail west of 63rd, on 
Robinson Place near Gunbarrel Commons Park (moving around approx btwn 4540 and 
4698 Robinson Pl).  First reported April 20 by John Tumasonis.
—-On April 23 a Pectoral Sandpiper was reported at Lagerman Reservoir.  First 
reported with April 17 by Peter Burke.
—-On April 21 a Whimbrel was reported at Boulder Reservoir by Michael King.
—-On April 21 a Whimbrel was reported at Lagerman Reservoir.  First reported 
April 17 by Peter Burke.

DENVER COUNTY:
—-On April 24 a HOODED ORIOLE was reported at Westerly Creek Park, south of the 
MLK Boulevard bridge at Beeler St, by Joe Bidgood.   Parking is allowed on the 
Beeler Street south of Martin Luther King Blvd.  

 DOUGLAS COUNTY:
—-On April 22 a Anna’s Hummingbird was photographed near Roxborough SP by 
Thomas Cote Stevens.

FREMONT COUNTY:
—- On April 24 a Yellow-crowned Night Heron was reported at Sell Lake.  Take 
Sell Road, east from 9th Street in Canon City, pond on south side of Sell Road, 
before reaching Canon City Riverwalk.  First reported April 24 by Derek Huggins.
—-On April 24 a Northern Parula and a Townsend’s Warbler were reported on the 
Canyon City Riverwalk along the Bluff Trail east of Sells Lake by Brandon 
Percival.
—-On April 22 a Long-tailed Duck was reported at Blue Heron Ponds on Hwy 115 by 
Joel Adams.

JEFFERSON COUNTY:
—-On April 23 a Sagebrush Sparrow was reported at Bear Creek Lake Park, in the 
parking lot just above Pelican Point, by Myron Gerhard.
—-On April 22 a Mew Gull was reported at Hine Lake, Robert A Easton Regional 
Park by Dale Pate.
—-On April 21 a NEOTROPIC CORMORANT was reported at Hine Lake, Robert A Easter 
Regional Park.  First reported April 12 by David Suddjian.

LARIMER COUNTY:
—-On April 23 a Cassin’s Vireo was reported at Boyd Lake by Cathy Sheeter.

PARK COUNTY:
—-On April 22 a Black-throated Gray Warbler was reported at Eleven Mile State 
Park (Sucker Cove area) by Joel Adams.

PROWERS COUNTY:
—-On April 23 a Worm-rating Warbler was reported at Lamar Community College at 
the very south end by Kathy Minh Dunning.
—-On April 23 a Black-throated Gray Warbler was reported at the Lamar High 
School shelterbelt by Kathy Minh Dunning.
—-On April 21 a Townsend’s Warbler was reported at Lamar Community College 
Woods (north end) by Mark Miller.

PUEBLO  COUNTY:
—-On April 23 a Northern Paula was reported at Chico Basin Ranch (fee area) 
mostly atbthe Headquarter Willows and nearby cottonwoods.
—-On April 22 a Red-throated Loon and (3) Common Loons were reported at Pueblo 
Reservoir by Monday Birders/Brandon Percival.
—-On April 22 a Caspian Tern was reported at Pueblo Reservoir and at Runyon 
Lake (perhaps same bird) by Monday Birders/Brandon Percival.


Upcoming DFO Field Trips...trip details on dfobirds.org

Ken Caryl Valley Area
Friday, April 26
6:30 PM - 9:00 PM
David Suddjian (dsuddjian AT gmail.com; 831-713-8659)

Ketring Park
Saturday, April 27
8:00 AM - 12:00 PM
Gregg Goodrich (GreggGoodrich AT gmail.com; 303-655-9135)

Cherry Creek State Park (Arapahoe County)
Sunday, April 28
7:30 AM - 1:00 PM
Mary Cay Burger & Robert Righter; (mcburger3 AT juno.com; 720-940-8394)

South-Central Colorado
Monday, April 29 - Tuesday, April 30 
4:00 AM - 10:00 PM
David Suddjian ([email protected]; 831-713-8659)

Good Birding,
Allison Hilf
Aurora, CO
(303) 888-5110

Sent from my iPhone

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