Date: 4/17/17 3:25 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 17 April 2017
Compiler: Joyce Takamine
e-mail: RBA AT
Date: April 17, 2017
This is the Rare Bird Alert for Monday, April 17 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)
Long-tailed Duck (Weld)
Barrow’s Goldeneye (Clear Creek, Eagle)
Northern Bobwhite (El Paso)
Greater Sage-Grouse (Jackson)
White-tailed Ptarmigan (Clear Creek/Summit)
Dusky Grouse (El Paso, Gunnison, Larimer, Routt)
Sharp-tailed Grouse (*Weld)
Greater Prairie-Chicken (Yuma)
Red-necked Grebe (Pueblo)
Greater Roadrunner (Baca)
Long-billed Curlew (*Boulder, Broomfield, La Plata)
Glossy Ibis (Otero, *Weld)
Broad-winged Hawk (*Jefferson, Prowers)
Acorn Woodpecker (Pueblo)
Red-bellied Woodpecker (Yuma)
Williamson’s Sapsucker (Pueblo)
Ladder-backed Woodpecker (Baca, El Paso)
Black Phoebe (*Boulder, Fremont, Montrose)
Eastern Phoebe (*Baca, *Boulder, Douglas, El Paso, Fremont, Jefferson)
White-eyed Vireo (Yuma)
Chihuahuan Raven (Baca, (*Baca, El Paso, Cheyenne)
Carolina Wren (Baca)
Bohemian Waxwing (Jackson)
Curve-billed Thrasher (Baca, El Paso)
Sprague’s Pipit (Yuma)
Brown-capped Rosy-Finch (Clear Creek)
Lapland Longspur (Weld)
Chestnut-collared Longspur (*Weld)
Lucy’s Warbler (Montezuma)
Palm Warbler (*Baca)
Rufous-crowned Sparrow (Baca)
Brewer’s Sparrow (Gunnison)
Savannah Sparrow (Lincoln)
Grasshopper Sparrow (Yuma)
Fox Sparrow (Boulder, Clear Creek, Eagle, Gunnison, Summit)
Lincoln’s Sparrow (Yuma)
Summer Tanager (*Baca)
Northern Cardinal (Prowers, Yuma)
Rusty Blackbird (Gunnison)

---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 11 at Skunk Canyon, David Dowell reported Slate-colored Fox
---On April 12 SW of Hygiene along Crane Hollow Rod at Bridge that crosses
creek between Hygiene and St Vrain Road, John Turenbeck reported 2 Black
Phoebe. 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 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
---On April 15 at St. Vrain River Crossing at 63rd St, Peter Burke reported
2 Eastern Phoebes.
---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 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 11 near Platte River Parking lot, David Suddjian reported
Eastern Phoebe. 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 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 12 at Chico Basin Ranch (fee area) wooded areas, Ben Barkley
and Graham Montgomery reported Eastern Phoebe. 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 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 11 at Black Canyon of Gunnison NP, Gavin Bieber reported Dusky
Grouse and Slate-colored Fox Sparrow.
---On April 12 at Mt Crested Butte, Gavin Bieber reported Rusty Blackbird.
This would be a new county
Record if accepted.
---On April 13 on Ohio Creek near Gunnison, Kathy Brodhead reported 3
Brewer’s Sparrows.

---On April 11 near Walden on CR 26B, Matt Goldowitz reported 67 Greater
Sage-Grouse. On April 15 near Walden, Bez Bezuidenhoot reported 45 Greater
---On April 12 at State Forest SP on CR 40, Michael O’Brien reported 75
Bohemian Waxwings.
---On April 12 at The Cabins near Gould, Michael O’Brien reported 20
Bohemian Waxwings.

---On April 11 at Chatfield near restroom near Kingfisher Bridge, David
Suddjian reported 1 Eastern Phoebe. On April 13 at Chatfield SP upstream
from Kingfisher Birdge, Mark Chavez, Gwen Moore, and Matt Clark reported 2
Eastern Phoebe.
---On April 11 at Denver Botanic Gardens at Chatfield, Cynthia Madsen,
Jonelle Balais, and Mary Keithler reported 2 Eastern Phoebe.
---On April 11 at Chatfield Perimeter Road, David Suddjian reported Eastern
---On April 12 on Wheat Ridge Greenbelt, Kevin DeBoer reported Eastern
Phoebe at bridge west of I-70.
On April 13 at Wheat Riege Greenbelt at bridge on cycling trail about ½
mile west of I-70, Bob Shade reported Eastern Phoebe.
---On April 16 at Dinosaur Ridge Hawk Watch, Mike Fernandez reported 2
Broad-winged Hawks.

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

---On April 12 at Horsetooth Mountain Park in Fort Collins, Arvind Panjabi
reported Dusky Grouse.

---On April 11 at Cameo and Coal Canyon, Gavin Bieber reported 5 Chukar.

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

---On April 12 in Lamar, Jane Stulp reported Broad-winged Hawk.
---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 15 on CR 80 N of Yampa River, Kathy Seymour reported 2 f Dusky
Grouse at 2nd cattle guard.

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

---On April 11 on Poudre River Trail near 47th St and O St, Jean Olson
reported Long-tailed Duck. On April 12 on Poudre River Trail from N 59th
Ave to N 35th Ave, Ryan Graves reported 2 Long-tailed Ducks.
---On April 12 on CR 138 between CR 111 and Cr 113, Casey Weissburg
reported 2 Sharp-tailed Grouse
---On April 12 on Cr 135 east of Cr 99, Casey Weissburg reported
Sharp-tailed Grouse.
---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 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 11 at Wray Fish Hatchery, Richard Sayles reported White-eyed
Vireo, 2 Lincoln’s Sparrows and Northern Cardinal. 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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