Date: 4/7/17 3:23 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 7 April 2017
Compiler: Joyce Takamine
e-mail: RBA AT
Date: April 7, 2017

This is the Rare Bird Alert for Friday, April 7 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)
Mallard (Mexican intergrade) (Larimer)
Trumpeter Swan (*Archuletta, Routt)
Tundra Swan (Park, Weld)
Barrow’s Goldeneye (Chaffee, Delta, *Gunnison, Routt)
Chukar (*Arapahoe, Gunnison)
Gunnison Sage-Grouse (*Gunnison)
Sharp-tailed Grouse (Weld)
Greater Roadrunner (*Adams, *Morgan, Weld)
Snowy Plover (Boulder)
Mountain Plover (El Paso, Logan)
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)
Red-headed Woodpecker (Logan)
Red-bellied Woodpecker (Logan)
Williamson’s Sapsucker ( Pueblo)
Yellow-bellied Sapsucker (Denver, El Paso)
American Three-toed Woodpecker (Park)
Black Phoebe ( Boulder, Delta, Mesa, Pueblo)
Eastern Phoebe (Adams, Boulder, Douglas, El Paso, Jefferson, Pueblo, Weld)
Vermilion Flycatcher (Arapahoe)
Winter Wren (El Paso)
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)
Bohemian Waxwing (Jackson)
Lapland Longspur (Weld)
Chestnut-collared Longspur (Kit Carson)
Northern Parula (Custer)
Field Sparrow (Yuma)
Sagebrush Sparrow (Costilla)
Savannah Sparrow (Jefferson, Larimer, Park, Pueblo)
Fox Sparrow (Arapahoe, El Paso, Gunnison)
Lincoln’s Sparrow (El Paso, Gunnison, Park)
Great-tailed Grackle (Kit Carson)

---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 March 31 at Cherry Creek SP above East Boat Ramp in upper parking
lot, Cheryl Teuton and Dan Brooke reported Red Fox Sparrow. On April 1 at
Cherry Creek SP, Jeff Dawson, Dan Brooke, Tom and Debbie Behnfield, Glenn
Walbek, and Dean Shoup reported Red Fox Sparrow. On April 2 at Cherry
Creek SP, Joyce Takamine reported Red Fox Sparrow.
---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 March 27 Will Niccolls and Sue Riffe reported Black Phoebe at Boulder
Creek and 75th St. On March 29, Sharon Norfleet reported that the Boulder
Bird Club saw Black Phoebe at Boulder Creek and 75th St. On March 30,
Chris Brown, Brian Johnson, and Norm Lewis reported Black Phoebe at Boulder
Creek and 75th St. On April 1, Aidan Goldie, Nick Moore and Dean Shoup
reported Black Phoebe at Boulder Creek and 75th St. 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 1 at Baseline Reservoir in Boulder, Peter Gent found a Snowy
Plover in the SW corner. The plover was seen by many birders on April 1.
---On April 1 at Baseline Reservoir, Todd Deininger reported Eastern Phobe
on east side.

---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 March 30 at Lake DeWeese, Clif Smith and Pearle Sandstrom-Smith
reported a m Northern Parula.

---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 1 at Denver City Park, Patrick O’Driscoll reported a male
Yellow-bellied Sapsucker in conifer SW of tennis courst on the W side of
park. This was part of a DFO Field trip.

---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 March 30, David Tonnessen and Mark Minner-Lee reported Winter Wren at
Sinton Pond and Tonnessen reported Fox Sparrow (Red). On March 31, John
Drummond reported Red Fox Sparrow at Sinton Pond.
---On March 30 at Adams Open Space in Fountain, Diana Beatty reported a
Lincoln’s Sparrow.
---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 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 1 on CR 27 W of Hwy 14, Ruben and Victor Stoll reported 11
Bohemian Waxwings.
---On April 1 on CR 41 E of Hwy 14, Ruben and Victor Still reported 5
Bohemian Waxwings.

---On April 1 at Chatfield SP Audubon Center and Trails, Aaron Shipe
reported Eastern Phoebe.
---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 2 at Adobe Creek Reservoir (Blue Lake), David Dowell reported a
worn 1-st year Red-throated Loon.

---On March 27 on Creek B (road) Glenn Walbek reported 7 Chestnut-collared
Longspurs, 15 McCown’s Longspurs and Savannah Sparrow. The longspurs are
possibly nesting in this area.
---On March 30 near intersection of CR 12 and CR L, Glenn Walbek reported
44 Chestnut-collared Longspurs and 4 Great-tailed Grackles.

---On March 31 on Poudre Canyon Road near Bellvue, Ruben and Victor Stoll
reported Savannah Sparrow.
---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 1 at Tamarack Ranch, Area 6, Scott Manwaring reported 2
Mountain Plovers, Red-headed Woodpecker, and 3 Red-bellied Woodpeckers.

---On April 1 at Colorado River SP, Fruita Section, Brett Walker reported
Black Phoebe.
---On April 5 at Connected Lakes SP Blue Heron Section, Cary Atwood
reported 2 Black Phoebes just below Redlands Powerplant outflow.

---On April 5 Dave Hyde reported a Greater Roadrunner on Hwy 42 1 mile west
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 March 28 at Pueblo Reservoir, Rock Canyon below dam, north of river,
Ben Sampson reported Black Phoebe and 2 Bewick’s Wrens.
---On March 2 on CR 601 or IL Road, Dave Stejskal reported 4 Curve-billed
Thrasher and Brewer’s Sparrow.
---On March 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 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 6 in the Wildernest area Joan Baker and Richard Sayles reported
all three species of Rosy-Finches.

---On March 30 at Stewart’s Pond, Sue Riffe, Ivan Mota, and Phil Bartley
reported Tundra Swan and 6 Great-tailed Grackles. On March 31, Cherri
Phillips reported Tundra Swan at Stewart’s Pond.
---On April 1 S of Stewart’s Pond, Frank Farrell reported Greater
---On April 2 on CR 136 east of CR 99, Gene Rutherford reported
Sharp-tailed Grouse.
---On April 2 on CR 134 east of CR 111, Brandon Nooner reported 2
Sharp-tailed Grouse.
---On April 2 on CR 138 east of CR 111, Gene Rutherford reported
Sharp-tailed Grouse.
---On April 2 at Murphy’s Pasture area and auto Tour Stops 2 & 3, Gene
Rutherford reported Eastern Phoebe.
---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 1 at Beecher Island, Craig Robson reported Field Sparrow.

Denver Field Ornithologists Field Trips
The DFO Field Trip for Saturday, April 8 will be to Rocky Mountain Arsenal
NWR led by Candice Johnson (Candice.johnson AT;
303-329-8131). Meet at 0800 at the Arsenal Visitors Center, 6550 Gateway
Rd, Commerce City. Directions: From I-70 east, take exit 278, turn left
onto Quebec St, turn right onto E 60th Ave, turn left onto Trenton St,
continue onto Gateway Rd to Visitor Center.
Will drive the new 11 mile Wildlife Drive looking for raptors, so bring
a 2-way radio if you have one. Be prepared to carpool because parking is
limited at the lakes. Bison and deer are likely to be seen. Will only
walk on level trails. Plenty of restrooms and pit toilets, but limited
picnic Space. Register online or contact leader.

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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