Date: 4/9/17 3:21 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 9 April 2017
Compiler: Joyce Takamine
e-mail: RBA AT
Date: April 9, 2017
This is the Rare Bird Alert for Sunday, April 9 sponsored by Denver
Field Ornithologists and the Bird Conservancy of the Rockies.

Highlight species include: (* indicates new information on this species)
NOTE: The RBA is using the new AOU checklist and the order of families has

Eurasian Wigeon (Adams, *Weld)
Mallard (Mexican intergrade) (Larimer)
Trumpeter Swan (Archuletta, *Fremont, Routt)
Tundra Swan (Park)
Barrow’s Goldeneye (Chaffee, Delta, Gunnison, Routt)
Chukar (Arapahoe, Gunnison, Mesa)
Gunnison Sage-Grouse (Gunnison)
Dusky Grouse (Gunnison)
Sharp-tailed Grouse (*Logan, *Weld)
Greater Roadrunner (Adams, Morgan)
Mountain Plover (El Paso, *Lincoln, Weld)
Short-billed Dowitcher (*Weld)
Mew Gull (Larimer, Weld)
Thayer’s Gull (Larimer)
Lesser Black-backed Gull (Larimer, Weld)
Great Black-backed Gull (Larimer)
Red-throated Loon (Kiowa)
Neotropic Cormorant (Weld)
Acorn Woodpecker (Pueblo)
Williamson’s Sapsucker ( Gunnison, Pueblo)
Yellow-bellied Sapsucker (El Paso)
Ladder-backed Woodpecker (*El Paso)
American Three-toed Woodpecker (Park)
Black Phoebe (Boulder, Delta, Mesa)
Eastern Phoebe (Adams, *Douglas, El Paso, * Jefferson, Pueblo)
Vermilion Flycatcher (Arapahoe)
Chihuahuan Raven (*Crowley)
Carolina Wren (Pueblo)
Bewick’s Wren (Pueblo)
Curve-billed Thrasher (El Paso, Pueblo)
Gray-crowned Rosy-Finch (Summit)
Black Rosy-Finch (Summit)
Brown-capped Rosy-Finch (Summit)
Lapland Longspur (Weld)
Chestnut-collared Longspur (El Paso, *Lncoln, Weld)
McCown’s Longspur (*Crowley, *Lincoln, Weld)
Sagebrush Sparrow (Costilla, Mesa)
Savannah Sparrow (El Paso, Jefferson, Larimer, Park, Pueblo)
Fox Sparrow (Gunnison)
Lincoln’s Sparrow (Gunnison, Park)

---On April 2 at Rocky Mountain Arsenal NWR, Bob Spencer reported Eastern
---On April 3 at Adams County Fishing Lakes at Henderson Road and Park
Blvd, Kim Maurtiz reported 2 Eurasian Wigeon.
---On April 5 at Raptor Education Foundation, Anne Price reported Greater

---On April 1 a male Vermilion Flycatcher was seen by Larry Gurzick on Open
Space along Tollgate Creek Canal near the intersection of Iliff and Rifle
St. The flycatcher was seen again on April 4 and April 6 by
---On April 6 at CR 157 and Prentice Place, Cheri Phillips reported 2
Chukar. This would be a new county record if accepted.

---On April 6 at Pinon Lake Reservoir, Byron Greco reported Trumpeter Swan.

---On April 2 at Boulder Creek and 75th St, Chuck Hundertmark and several
other birders reported Black Phoebe. On April 3 at Boulder Creek and 75th
St. Gregg Goodrich, Anna Troth, and Roger Horn reported Black Phoebe. On
April 4 on Boulder Creek near 75th, John Rutenbeck reported Black Phoebe.
On April 7, Susan Rosine reported Black Phoebe at Boulder Creek and 75th
---On April 7 at GreenLee Preserve in Lafayette, Ted Floyd reported
EASTERN MEADOWLARK. On April 8 at Waneka Lake/Greenlee Preserve, Glenn
Walbek reported Eastern Meadowlark.

---On April 2 at Buena Vista Ice Pond, Ruben and Victor Stoll and Christian
Hagenlocher reported
16 Barrow’s Goldeneyes. On April 4 at Buena Vista Ice Pond, Christian
Hagenlocher reported 11 Barrow’s Goldeneyes.

---On April 5 at Smith Reservoir, John Rawinski report 6+ Sagebrush

---On April 8 at Lake Henry, Steve Mlodinow reported Chihuahuan Raven and 3
fly-over McCown’s Longspur.

---On April 3 at Fruitgrowers Reservoir, Andrea Robinsong reported 14
Barrow’s Goldeneyes.
---On April 3 at Escalante Canyon from Gunnison River to Cap Smith Cabin,
Jeff Kline et al reported 2 Black Phoebes.

---On April 2 near Kingfisher Bridge at Chatfield SP, Thomas Holub, Tim
Ryan, and Tom and Debbie Behnfield reported Eastern Phoebe. On April 3,
upstream from Kingfisher Bridge at Chatfield, Mark Minner-Lee reported
Eastern Phoebe. On April 5 at Chatfield SP upstream of Kingfisher Bridge,
Doug Kibbe reported 2 Eastern Phoebe. On April 8 at Chatfield SP, Gavin
Bieber reported 2 Eastern Phoebe nest building.

---On April 1 on Squirrel Creek Road just NE of Ellicott Hwy, Linda Hodges
reported 2 Mountain Plovers.
On April 2 on Squirrel Creek Road near Ellicott Hwy, Tim Leppek reported 2
Mountain Plovers.
---On April 3 at Cottonwood Creek in Colorado Springs, Christine Hubbell
reported Eastern Phoebe.
---On April 3 at Cheyenne Mountain SP, Rod Schmidt reported Yellow-bellied
---On April 5 on Birdsall Road, Ann Reeves reported Curve-billed Thrasher.
---On April 7 on Birdsall Road, Scott Somershoe reported 2 Savannah
---On April 7 at Chico Basin Ranch (fee area), John Drummond reported
Eastern Phoebe.
---On April 7 at Squirrel Creek Road and Ellicott Hwy, Scott Somershoe
reported Chestnut-collared Longspur flyover.
---On April 7 on S Meridian Road from Hanover Road to Pueblo County Line,
Scott Somershoe reported Curve-billed Thrasher.
---On April 8 on Birdsall Road, Chris Brobin reported Ladder-backed

---On April 8, SeEtta Moss reported that a Trumpeter Swan was seen at the
closed Holcim Wetlands but was flushed and flew to a flooded agricultural
field in Florence.

---On April 3 on Hwy 114 N of CR 43A, Ruben and Victor Stoll reported 2
Chukar. This would be a new county record if accepted.
---On April 4 on CR 32 just south of Hwy 50, Jerry Pruett and Jim Peterson
reported Lincoln’s Sparrow and 2 Fox Sparrows.
---On April 5 at Black Canyon of Gunnison NP, Craig Robson reported Fox
Sparrow (Slate-colored).
---On April 6 at Blue Mesa Reservoir, eastern portion, Jordan Roderick and
Dave Stejskal reported 3 Barrow’s Goldeneye.
---On April 6 at Waunita-Hot Springs Lek, Matt Goldowitz reported 12
Gunnison Sage-Grouse (8m, 4f).
---On April 7 at Black Canyon of Gunnison NP South Rim Campground, Dave
Stejskal reported 3 Dusky Grouse, f Williamson’s Sapsucker fly by and 3
Slate-colored Fox Sparrows.

---On April 2 at Chatfield Farms and Denver Botanic Gardens, Tom Wilberding
reported Eastern Phobe.
---On April 5 at Robert A Easton Regional Park, Aaron Shipe reported
Savannah Sparrow.
---On April 8 upstream from Kingfisher Bridge at Chatfield SP, Doug
Shoffner, Heather and Riley Morris
reported Eastern Phoebe.

---On April 2 at Adobe Creek Reservoir (Blue Lake), David Dowell reported a
worn 1-st year Red-throated Loon.

---On April 1 at Horseshoe Reservoir, Andy Bankert and David Wade reported
imm Great Black-backed Gull, 2 Thayer’s Gulls, and 5 Lesser Black-backed
Gulls. On April 1, Andy Bankert also reported Mallard (Mexican Intergrade)
at Horseshoe Reservoir. On April 2 at Horseshoe Reservoir, Christine and
Richard Sparks reported 1-st winter Mew Gull and Lesser Black-backed Gull.
---On April 3 at Wellington SWA Cobb Lake Unit, Mike McCloy, Nicole Teel,
and Austin Hess reported Lesser Black-backed Gull and Savannah Sparrow.

---On April 8 near Arriba on CR 43, Tom Johnson reported 2 Mountain Plover,
15 Chestnut-collared Longspur, and 200 McCown’s Longspur.

---On April 8 on CR 58 between CR 21 and CR 25, Bill Kaempfer reported a
fly-over Sharp-tailed Grouse.

---On April 5 at Connected Lakes SP Blue Heron Section, Cary Atwood
reported 2 Black Phoebes just below Redlands Powerplant outflow.
---On April 7 on State Line, Mike Henwood reported 6 Sagebrush Sparrows.
---On April 7 at Colorado National Monument, Ellen and Jerry Horak reported
2 Chukar.

---On April 5 Dave Hyde reported a Greater Roadrunner on Hwy 52 1 mile
south of CR J.

---On April 3 at Lake George, David Suddjian reported Lincoln’s Sparrow
along South Platte near Hwy 24.
---On April 3 at a Saline Pond on CR 59 near Mineral road (north of
Spinney), David Suddjian reported 2 Tundra Swans (ad and imm).
---On April 3 on Kenosha Pass Pond, David Suddjian reported American
Three-toed Woodpecker.
---On April 3 near Eleven Mile Reservoir, David Suddjian reported Savannah

--On March 31 on Arkansas River Trail east of Pueblo Blvd, Glenn Walbek
reported Winter Wren, Carolina Wren, and Bewick’s Wren. On April 5 on
Arkansas River Trail east of Pueblo Blvd, Maikel Wise reported Black
Phoebe, Eastern Phoebe, and Carolina Wren.
---On April 2 on CR 601 or IL Road, Dave Stejskal reported 4 Curve-billed
Thrasher and Brewer’s Sparrow.
---On April 2 at Chico Basin Ranch, Ellen and Jerry Horal and Karyl Gabriel
reported Curve-billed Thrasher.
---On April 4 at North Shore Marina of Pueblo Reservoir, Maikel Wise
reported Savannah Sparrow.
---On April 7 at Pueblo Mountain Park, Scott Somershoe reported Acorn

---On March 28 at Stagecoach Reservoir near Oak Creek, Tom Litteral
reported imm Trumpeter Swan and 5 Barrow’s Goldeneyes. On March 31, Tresa
Moulton reported imm Trumpeter Swan at Stagecoach Reservoir. On April 5,
Matt Goldowitz reported Trumpeter Swan at Stagecoach Reservoir.

---On April 8 at Russell Lakes SWA, John Cobb reported Short-billed

---On April 6 in the Wildernest area Joan Baker and Richard Sayles reported
all three species of Rosy-Finches.

---On April 7 at Murphy’s Pasture area, Simon Harvey reported 3
Chestnut-collared Longspurs and McCown’s Longspur.
---On April 4 at Firestone Gravel Pits, Steve Mlodinow reported Lesser
Black-backed Gull and imm Neotropic Cormerant.
---On April 5 at Union Reservoir, Steve Mlodinow reported Mew Gull.
---On April 7 at Stewart’s Pond, Jason St. Pierre and Riley Morris reported
Eurasian Wigeon. On April 8 at Stewart’s Pond, Christine Alexander and
many other birders reported Eurasian Wigeon.
---On April 7 at Pawnee National Grassland, Stephan Lorenz reported 2
Mountain Plover and 3 Chestnut-collared Longspurs and McCown’s Longspur.
---On April 8 at CR 134 between Cr 111 and 115 Bill Kaempfer reported 19
Sharp-tailed Grouse.
---On April 8 west of Behren Reservoir, Christine Alexander reported 2
Short-billed Dowitchers.

Denver Field Ornithologists Field Trips
The DFO Field Trip for Sunday, April 9 will be to Rueter-Hess Reservoir led
by Mary Cay Burger (mcburger3 At; 720-940-8394). This trip is

The DFO Field Trip for Sunday, April 9 will be to Cherry Creek SP Wetlands
Loop led by Karen von Saltza (kvonsaltza AT; 303-941-4881). Meet
at 0800 at the Prairie Loop lot in Cherry Creek SP. From either park
entrance, follow Lake View Rd to the Prairie Loop that is located at the
south rim of the reservoir. State Parks pass or day pass required.
This is a half day of walking that passes through most of the important
habitats found in the park over a distance of about 3 miles. Trails could
be slippery or muddy, so dress accordingly. Bring water and
Snacks; lunch is optional. Beginning birders are welcome. Register online
or contact leader.

Good Birding,
Joyce Takamine

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