Date: 8/8/19 5:46 am
From: Eric DeFonso <bay.wren...>
Subject: [cobirds] Colorado Rare Bird Alert for Thursday, August 8, 2019
Date: Thursday, August 8, 2019

E-mail: RBA AT

Compiler: Eric DeFonso; <bay.wren...>

Phone: 970.818.1567

Observers 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 this 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:

Upland Sandpiper (Larimer)


Ash-throated Flycatcher (Jefferson)

White-winged Crossbill (Fremont)

Field Sparrow (Larimer)

Northern Waterthrush (Douglas, Mesa, *Ouray)

Grace’s Warbler (Pueblo)

Townsend’s Warbler (Jefferson, *Las Animas)

Dickcissel (Douglas)


---On August 5 an immature Dickcissel was reported along Castlewood Canyon
Rd entering the state park by Cathy Sheeter. A possible second bird may be
nearby too.

---On August 1 a Northern Waterthrush was reported near the intersection of
N. Platte River Road and W. Pine Creek Road. (39.3584,-105.1696) by Bea
Weaver. Early migrant.


---On August 3 a White-winged Crossbill was reported at Forest Road 6 to
Hayden Pass by David Tonnessen.


---On August 4 an Ash-throated Flycatcher was reported in Reynolds Ranch
County Park by Mark Chavez.

---On August 4 a Townsend’s Warbler was reported along the Shaffer Trail
between Lost Creek Canyon and Manor House by Stephen Suddjian.


---On August 4 an Upland Sandpiper was reported along County Rd 5 north of
Buckeye Rd by Christian Hagenlocher.

---On August 6 a Field Sparrow was reported at Devils Backbone Open Space
along Hunter's Loop trail. First reported on August 2 by Denise Bretting.


---On August 5 a Townsend’s Warbler was reported along CR 46 above 8,000 ft
just south of the Spanish Peaks Wilderness Area (37.3334, -105.0037) by
David Tønnessen.


---On August 1 a Northern Waterthrush was reported at Vega Reservoir along
the shoreline vegetation and tangles by David Price and Eileen Cunningham.


---On August 7 a Northern Waterthrush was reported at Ridgway State Park in
the Dallas Creek Area by Sandy Beranich.


---On August 2 a continuing Grace’s Warbler was reported at Pueblo Mountain
Park, after not having been confirmed there for over a month. An individual
bird has persisted at this location for multiple consecutive summers.


---On August 3 a Least Bittern was heard at Cozzens Lake by Steve Mlodinow.
East end of lake, south side. Responded to recording.

Upcoming DFO Field Trips...trip details on

*Bluff Lake Nature Center (Denver County)*

Saturday, August 10

7:00 AM - 12:00 PM

Megan Miller (<Megan.k.miller2473...>; 720-775-9710)

*Cherry Creek State Park Wetlands Loop (Arapahoe County)*

Sunday, August 11

8:00 AM - 12:00 PM

Karen Von Saltza (<kvonsaltza...>; 303-941-4881)

*Southeastern Colorado*

Monday, August 12

4:30 AM - 8:00 PM

David Suddjian (<dsuddjian...>; 831-713-8659)

*Republican Management Area and Pipit Hill (Kit Carson and Yuma Counties)*

Wednesday, August 14

5:30 AM - 5:00 PM

Mark Amershek (<mamershek...>; 303-329-8646)

*Ken Caryl Valley Area (Jefferson County) *

Friday, August 16

7:00 PM - 9:30 PM

David Suddjian (<dsuddjian...>; 831-713-8659)

*Buena Vista, CO (Chaffee and Lake Counties)*

Saturday, August 17 - Sunday, August 18

6:00 AM - 1:00 PM

Wendy Wibbens (<wibbwj...>; 303-330-1175) &

Sue Summers (<summerssue...>; 253-678-3721)

*New Mexico Southwestern Corner*

Sunday, August 18 - Friday, August 23

7:00 AM - 5:00 PM

John Breitsch (<jbreitsch...>; 303-588-0552) &

Mark Amershek (<mamershek...>; 303-329-8646)

*Southwestern Metro Area*

Tuesday, August 20

6:30 AM - 12:00 PM

Dale Pate (<dalelpate...>; 575-706-4584)

Good birding!

Eric DeFonso



Eric DeFonso
near Lyons, Boulder County, CO

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