Date: 4/19/17 3:23 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 19 April 2017
Compiler: Joyce Takamine
e-mail: RBA AT
Date: April 19, 2017
This is the Rare Bird Alert for Wednesday, April 19 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

Mute Swan (*Weld)
Trumpeter Swan (Archuleta, Routt)
Barrow’s Goldeneye (Clear Creek, Eagle)
Northern Bobwhite (El Paso)
Greater Sage-Grouse (Jackson)
White-tailed Ptarmigan (Clear Creek/Summit)
Dusky Grouse (El Paso, *Montrose, Routt)
Sharp-tailed Grouse (Weld)
Greater Prairie-Chicken (Yuma)
Red-necked Grebe (Pueblo)
Greater Roadrunner (Baca)
Semipalmated Plover (*El Paso)
Mountain Plover (Weld)
Long-billed Curlew (Boulder, Broomfield, *Jackson, La Plata)
Pectoral Sandpiper (*Boulder)
Short-billed Dowitcher (Boulder, *Elbert)
Glossy Ibis (Otero, Weld)
Broad-winged Hawk (*Jefferson)
Acorn Woodpecker (Pueblo)
Red-bellied Woodpecker (Yuma)
Williamson’s Sapsucker (Pueblo)
Ladder-backed Woodpecker (Baca, El Paso)
Black Phoebe (*Boulder, Fremont, Montrose)
Eastern Phoebe (Adams, Baca, *Boulder, Douglas, *El Paso, Fremont,
Scissor-tailed Flycatcher (Adams)
White-eyed Vireo (Yuma)
Gray Vireo (Mesa)
Chihuahuan Raven (Baca, El Paso, Cheyenne)
Carolina Wren (Baca, Pueblo)
Curve-billed Thrasher (Baca, *El Paso)
Sprague’s Pipit (Yuma)
Brown-capped Rosy-Finch (Clear Creek)
Lapland Longspur (Weld)
Chestnut-collared Longspur (*Weld)
McCown’s Longspur (Weld)
Lucy’s Warbler (Montezuma)
Nashville Warbler (Pueblo)
Palm Warbler (Baca)
Rufous-crowned Sparrow (Baca)
Brewer’s Sparrow (Gunnison)
Savannah Sparrow (Lincoln)
Grasshopper Sparrow (*Arapahoe, *Weld, Yuma)
Fox Sparrow (Clear Creek, Eagle, Jackson, Summit)
Summer Tanager (Baca)
Northern Cardinal (Prowers, Yuma)

---On April 17 at Rocky Mountain Aresenal NWR, Diane Roberts and Tim Ryan
reported Eastern Phoebe.
---On April 17 at Barr Lake SP on Neidrach Nature Trail, F. Wamboldt
reported Scissor-tailed Flycatcher.

---On April 18 at CR 129 at Maplewood Drive, Loch Kilpatrick reported
Grasshopper Sparrow.

---On April 17 at Lake Forest, Charles Martinez reported Trumpeter Swan.

---On April 15 at Cottonwood Canyon, Joey Kellner reported Greater
Roadrunner, Carolina Wren, and Rufous-crowned Sparrow, and Ladder-backed
---On April 15 on CR 5, Joey Kellner reported Greater Roadrunner, 3 Eastern
Phoebe and Rufous-crowned Sparrow.
---On April 15 at Picture Canyon, Joey Kellner reported 2 Greater
Roadrunner and 2 Chihuahuan Ravens.
---On April 15 at Sand Canyon, Joey Kellner reported Curve-billed Thrasher.
---On April 16 at Two Buttes SWA, Mike McCloy reported 2 Eastern Phoebe,
Chihuahuan Raven, molting m Summer Tanager. On April 16 at Two Buttes SWA
below dam, Joey Kellner reported Eastern Phoebe, Palm Warbler, and molting
male Summer Tanager.

---On April 13 on Hygiene Rd at Crane Hollow Dr, David Waltman reported
Eastern Phoebe. On April 14 on Hygiene Rd at Crane Hollow Dr, David Dowell
and David Waltman reported 1 Black Phoebe and 1 Eastern Phoebe. On April
15 at Crane Hollow Road ponds, Mike Hensely and Todd Deininger reported
Black Phoebe, and Todd also reported Eastern Phoebe. On April 15 at Crane
Hollow Rd, Peter Burke reported 2 Eastern Phoebe. On April 16 at Crane
Hollow Rd ponds, Luke Pheneger reported 2 Eastern Phoebes. On April 16 at
Crane Hollow Rd ponds, Mike Hensley reported Black Phoebe and Eastern
Phoebe. On April 18 at Crane Hollow Rd and St Vrain River, Sue Riffe
reported Black Phoebe and Eastern Phoebe.
---On April 15 at St. Vrain River Crossing at 63rd St, Peter Burke reported
2 Eastern Phoebes. On April 17, Christian Nunes reported Eastern Phoebe
at St Vrain River Crossing at 63rd St.
---On April 15 at Macintosh Lake in Longmont, Peter Burke reported 9
Long-billed Curlews for a short
while at NW end.
---On April 16 at Boulder Creek and 75th St, Renee Casias reported Black
Phoebe and Eastern Phoebe. On April 17, Jeff Parks reported Eastern and
Black Phoebe at Boulder Creek and 75th St. On April 18, Ted Floyd and
Marie Hoerner reported Black and Eastern Phoebe at Boulder Creek and 75th
---On April 17 at Lagerman Reservoir, Luke Phenger reported 2 Pectoral
Sandpipers and Short-billed Dowitcher. On April 18 at Lagerman Reservoir,
LukePheneger reported 1 Pectoral Sandpiper.

---On April 15 at Great Western Reservoir, Todd Deininger and Matt Clark
reported Long-billed Curlew.

---On April 13 on US 385 where the road goes east-west, Joan Baker reported
fly over Chihuahuan Raven.

---On April 15 on west side of Loveland Pass, Kevin DeBoer reported
White-tailed Ptarmigan.
---On April 15 on Chicago Lakes Trail, Ben Lagasse reported 3 Barrow’s
Goldeneyes (1m, 2f), 3 Fox Sparrows (Slate-colored), and 1 Brown-capped

---On April 14 at Plum Creek Delta at Chatfield SP, Loch Kilpatrick
reported Eastern Phoebe. On April 15 at Chatfield SP upstem of Kingfisher
Bridge, Thomas Holub and Dale Pate reported Eastern Phoebe. On April 17,
Thomas Holub reported Eastern Phoebe at Chatfield SP.

--- On April 13 at Spring Park Reservoir, Dick Filby reported 74 Barrow’s
---On April 14 at Edwards Sewer Plant, JoAnn Riggle reported Fox Sparrow.

---On April 18 at Hwy 86 Roadside Ponds, Cheri Phillips reported
Short-billed Dowitcher.

---On April 15 at Chico Basin Ranch (fee area)John Bruder reported Eastern
Phoebe near banding station.
---On April 14 at Sondermann Park in Colorado Springs, David Chartier
reported f Dusky Grouse on path going north along creek just before second
--On April 14 on Hanover Road just east of DeGroot Rd, Laura Steadman and
Melissa Mezger reported Curve-billed Thrasher. On April 15 on Hanover Road
between Hammer Road and DeGroot Road, Kiki Widjaja reported Ladder-backed
Woodpecker and 3 Curved-billed Thrashers.
---On April 15 at Hanover Fire Station, John Bruder reported Curve-billed
---On April 15 on S Peyton Hwy south of Hanover Road, Kiki Widjaja reported
3 Curve-billed Thrashers.
---On April 15 at Chico Basin Ranch (fee area), Kiki Widjaja reported 4
Northern Bobwhite, 3 Chihuahuan Ravens and 2 Curve-billed Thrashers.
---On April 15 at Chico Basin Ranch (fee area) wooded area, Kiki Widjaja
reported pair of Ladder-backed Woodpeckers.
---On April 18 at Chico Basin Ranch (fee area), Dan Stringer reported
Curve-billed Thrasher and Eastern Phoebe at banding station.
---On April 18 at Ramah Reservoir SWA, Cheri Phillips reported Semipalmated

---On April 14 at Brush Hollow reservoir, Joe LaFleur reported Eastern
---On April 15 at Florence River Park, SeEtta Moss reported Eastern Phoebe.
---On April 15 on utility ware above train bridge at entrance to Holcim
Wetlands, SeEtta Moss reported Black Phoebe. Note: Holcim Wetlands is

---On April 13 on Ohio Creek near Gunnison, Kathy Brodhead reported 3
Brewer’s Sparrows.

---On April 15 near Walden, Bez Bezuidenhoot reported 45 Greater
---On April 17 at Colorado State Forest Moose Visitor Center, Gavin Bieber
reported Slate-colored Fox Sparrow.
---On April 18 at Walden Reservoir, Chuck Hundermark reported 3 Long-billed

--- On April 13 at Chatfield SP upstream from Kingfisher Birdge, Mark
Chavez, Gwen Moore, and Matt Clark reported 2 Eastern Phoebe.
---On April 16 at Dinosaur Ridge Hawk Watch, Mike Fernandez reported 2
Broad-winged Hawks. On April 18 at Dinosaur Ridge Hawk Watch, Gary
Rossmiller reported 5 Broad-winged Hawks.
---On April 18 at Clear Creek Trail Golden to I 70, Candice Johnson
reported Eastern Phoebe.
---On April 18 at Deer Creek near South Valley Park southern parking lot,
David Suddjian reported Eastern Phoebe.

---On April 15 at Pastorius Reservoir, Amy Dobbins and Kristi Dranginis
reported Long-billed Curlew.

---On April 17 at Gateway Cottonwoods, Brenda Wright reported Gray Vireo.
---On April 17 at Colorado National Monument, Jeff Buecking reported Gray

---On April 14 in Yellowjacket Canyon, Susan Allerton reported 6 Lucy’s

---On April 14 on a farm pond W of Nucla Coen Dexter reported Black Phoebe.
---On April 18 at Black Canyon of Gunnison NP South Rim campground, Jeff
Buecking reported 3 Dusky Grouse.

---On April 13 at Lake Cheraw, Gavin Bieber reported Glossy Ibis.

---On April 14 at Lamar Community College woods, Jane Stulp, Janeal
Thompson, and Joey Kellner reported 2 Northern Cardinals.

---On April 15 at Pueblo Mountain Park, Debbie and Tom Behnfield reported
Acorn Woodpecker.
---On April 12 at North Shore Marina of Pueblo Reservoir, Brandon Percival
reported bleeding plumaged Red-necked Grebe. On April 15 at North Shore
Marina of Pueblo Reservoir, Tom and Debbie Behnfield reported Red-necked
---On April 17 in east part of Osprey Picnic area in Rock Canyon below
Pueblo Reservoir, Brandon Percival reported Nashville Warbler.
---On April 17 on Arkansas River Trail east of Pueblo Blvd, Monday Birders
et al reported Carolina Wren.

---On April 15 on CR 80 N of Yampa River, Kathy Seymour reported 2 f Dusky
Grouse at 2nd cattle guard.
---On April 17 at Stagecoach Reservoir, Tresa Moulton reported Trumpeter

---On April 14 at Blue River bridge at CR 1870, Jeff Guy reported
Slate-colored Fox Sparrow.

---On April 15 on Poudre River Trail, Sheep Draw east of N 71st Ave NW of
Greeley, Shawn Mason reported CRESTED CARACARA.
---On April 15 on Stewart’s Pond, Cheri Phillips, Austin Hess et al
reported Mute Swan. On April 16, Renee Casias reported Mute Swan at
Stewart’s Pond. On April 17, Frank Farrel and Rececca Grieser reported
Mute Swan at Stewart’s Pond.
---On April 16 on CR 134 east of CR 111 Mackenzie Goldthwait et al reported
15 Sharp-tailed Grouse and
Chestnut-collared Longspur.
---On April 16 on CR 111 S of CR 134, Edie Israel et al reported 3
Sharp-tailed Grouse.
---On April 16 at Pawnee Buttes, Gavin Beber reported 10 sharp-tailed
Grouse N of CR 136 and 12 Chestnut-collared Longspurs.
---On April 16 at pond on CR 46 and CR41, Renee Casias reported Glossy Ibis.
---On April 15 at Pawnee NG, Gary Lefko reported 4 Mountain Plover W of Hwy
390 and CR 100 intersection and 6+ McCown’s Longspurs on CR 96.
---On April 18 at wetland on CR 46, Chris Goulart reported Mute Swan.
---On April 18 at CR 86 east of CR 105, Liza Antony reported
Chestnut-collared Longspur and Grasshopper Sparrow.

---On April 13 at Wray Fish Hatchery, Timo Mitzen reported White-eyed Vireo
and Northern Cardinal.
---On April 13 on CR V between CR 57 and CR 59, Dan Maynard reported 3
singing Grasshopper Sparrows.
---On April 14 at Hale Ponds, Sue Riffe reported 4 Greater Prairie-Chicken,
Red-bellied Woodpecker, 1 Northern Cardinals and EASTERN MEADOWLARK.
---On April 14 at Pipit Hill in Hale area, Sue Riffe reported Sprague’s

Denver Field Ornithologists Field Trips
The DFO Field Trip for Friday, April 21 will be to Denver City Park led by
Chuck Hundertmark (chundertmark8 AT; 303-604-0531) Meet at 0730
at parking strip SE of 22nd Ave just north of Ferril Lake. From Colorado
Blvd, turn west onto 22nd Ave and go past the Museum of Nature and
Science. Turn left just before the zoo at the sign to the Pavilion
Bandstand. Park on the left at the end of the parking area closet to
Ferril Lake.
Will focus on photography of the heronry and cormorant colony and
documenting nesting status as part of DFO’s colonial Waterbird Nesting
Project. Bring spotting scope and camera if you have them.
Don’t forget water, snacks and sunscreen. Register online or contact

There is a 3 day trip to Cheyenne Bottom & Quivira NWR 4/22, Great Bend, KS
led by Mary Cay Burger (mcburger3 AT; 720-940-8394) This trip is

The DFO Field Trip for Sunday, April 23 will be to Bluff Lake Nature Center
led by Pratyaydipta Rudra and Sreemala Das Majumder (pratyayr AT;
919-699-4043). This trip is full.

Good Birding,
Joyce Takamine

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