Date: 3/25/18 3:13 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 25 March 2018
Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
Date: March 25, 2018

This is the Rare Bird Alert for Sunday, March 25 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 now using the new AOU checklist and the order of families
has changed.
Snow Goose (Arapahoe)
Greater White-fronted Goose (Fremont, Morgan, *Weld)
Greater Scaup (Mesa, Weld)
White-winged Scoter (Arapahoe)
Barrow’s Goldeneye (*Arapahoe, Garfield)
Sharp-tailed Grouse (*Weld)
Red-necked Grebe (Larimer)
Greater Roadrunner (*El Paso)
White-throated Swift (Pueblo)
Virginia Rail (Chaffee)
Sandhill Crane (*Larimer, *Rio Grande, *Weld)
American Avocet (*Jefferson, Mesa, Montrose)
Mountain Plover (*El Paso)
Baird’s Sandpiper (*Weld)
Spotted Sandpiper (El Paso)
Lesser Yellowlegs (*Boulder, El Paso, *Weld)
Willet (Morgan)
Greater Yellowlegs (*Boulder, *Weld)
Bonaparte’s Gull (Mesa)
Franklin’s Gull (Garfield, Larimer, Mesa)
California Gull (Douglas, Mesa, Ouray)
Iceland Gull (El Paso, Pueblo)
American White Pelican (Douglas)
Turkey Vulture (*Boulder, Douglas, Mesa, Rio Grande, Weld)
Osprey (*Larimer, Mesa, Montrose)
Northern Goshawk (Arapahoe, Jefferson, Larimer, Weld)
Broad-winged Hawk (Larimer)
Ferruginous Hawk (Mesa)
Burrowing Owl (*El Paso)
Red-bellied Woodpecker (Yuma)
Williamson’s Sapsucker (Douglas)
Yellow-bellied Sapsucker (Montezuma)
Ladder-backed Woodpecker (*El Paso, Las Animas)
Black Phoebe (Larimer, *Mesa)
Eastern Phoebe (*Boulder, Las Animas)
Say’s Phoebe (Arapahoe, Ouray)
Western Kingbird (Rio Grande)
Chihuahuan Raven (Fremont)
Tree Swallow (Adams, Arapahoe, Boulder, *Broomfield, Mesa)
Bushtit (*Weld)
Winter Wren (*Morgan)
Carolina Wren (Las Animas)
Golden-crowned Kinglet (Denver, *Weld)
Eastern Bluebird (Yuma)
Western Bluebird (Ouray)
Hermit Thrush (Arapahoe)
Curve-billed Thrasher (*El Paso)
Northern Mockingbird (El Paso)
Gray-crowned Rosy-Finch (San Miguel)
Black Rosy-Finch (San Miguel)
Brown-capped Rosy-Finch (Park, San Miguel)
Red Crossbill (Arapahoe, Kit Carson, Weld)
Cassin’s Sparrow (*El Paso, Pueblo)
Sagebrush Sparrow (Mesa)
Savannah Sparrow (Jefferson, La Plata, Mesa, Montrose, San Miguel, Weld)
Lincoln’s Sparrow (*Adams, Arapahoe, *Boulder, Douglas, *El Paso, La Plata,
*Larimer, Mesa, Park, San Miguel)
White-throated Sparrow (Arapahoe)
Harris’s Sparrow (Arapahoe, Denver, El Paso)
Western Meadowlark (Ouray)
Brown-headed Cowbird (El Paso, Mesa, Yuma)
Rusty Blackbird (Kit Carson, Larimer)
Pine Warbler (Arapahoe, Larimer)
Yellow-rumped Warbler (Arapahoe, Jefferson, Weld)

ADAMS COUNTY:
---On March 20 at E 74th and Colorado, Christy Payne reported 6 Tree
Swallows.
---On March 24 at Lowell Ponds (Clear Creek Valley Park), Diane Roberts
reported Lincoln’s Sparrow.

ARAPAHOE COUNTY:

---On March 19 at South Platte Reservoir, Dale Pate reported White-winged
Scoter. On March 21 at South Platte Reservoir, G Stacks, Jared Del Rosso,
Mark Amershek, and Nelson Ford reported White-winged Scoter. On March 23
at South Platte Reservoir, David Cernack and JoAnn Hackos reported
White-winged Scoter.
---On March 22 at Cherry Creek SP, Monday Birders reported 2 Yellow-rumped
Warblers (Myrtle).
---On March 21 on High Line Canal Trail – E Quincy to S Colorado Blvd, Jeff
Dawson reported Pine Warbler. On March 22 on High Line Canal Trail --- E
Quincy to S Colorado Blvd (Three Pond and Dahlia Hollow Parks), Monday
Birders reported Hermit Thrush, White-throated Sparrow, and Lincoln’s
Sparrow.
---On March 19 at Exposition Park in Aurora, G Stacks reported Snow Goose
and Say’s Phoebe.
---On March 20 at E Smoky Hill Road, Cheri Phillips reported 8 Red
Crossbills.
---On March 21 at Dahlia Hollow Park in Cherry Hills Village, Gregg
Goodrich reported Pine Warbler, White-throated Sparrow, and Lincoln’s
Sparrow.
---On March 21 on Big Dry Creek Trail – S Colorado Blvd to S University
Blvd, Cynthia Madsen reported Yellow-rumped Warbler.
---On March 21 at South Platte Park, G Stacks, Jared Del Rosso, Mark
Amershek, Nelson Ford and Cynthia Kristensen reported 6 Yellow-rumped
Warblers. On March 22 at South Platte Park, Anna Lenshek reported Tree
Swallow, 5 Yellow-rumped (Audubons’s) Warblers, 1 Yellow-rumped (Myrtle)
Warbler. On March 22 at South Platte Park Carson Nature Center, Bill
Schreitz reported 11 Yellow-rumpled Warblers. On March 22 at South Platte
Park C470 area, Monday Birders reported 2 f Barrow’s Goldeneyes. On March
24 at South Platte Park, Meg and Richard Reck reported 2 f Barrow’s
Goldeneyes.
---On March 21 on Mary Carter Greenway Trail in Littleton, G Stacks, Jared
Del Rosso reported 2 Barrow’s Goldeneyes, and Yellow-rumped (Audubon’s)
Warbler.
---On March 23 at Chapel Hill Memorial Gardens, Jared Del Rosso reported
Harris’s Sparrow.
---On March 23 on Big Dry Creek Trail from Dry Creek Blvd to Arapahoe Blvd,
Mary O’Connor reported Northern Goshawk.

BOULDER COUNTY:
---On March 19 at Walden/Sawhill Ponds, Jeff Parks reported Greater
Yellowlegs and 8 Tree Swallows. On March 20 at Walden/Sawhill Ponds, Ted
Floyd reported Greater Yellowlegs. On March 24 at Walden/Sawhill Ponds,
Dan Zmolek, Leslie S, Kim Score, Elena Klaver, Alex Brown reported Turkey
Vulture, Lesser Yellowlegs, 2 Greater Yellowlegs, and Lincoln’s Sparrow.
---On March 19 at Tantra Park in Boulder, Laura Steadman and Melissa Mezger
reported 2 Turkey Vultures.
---On March 20 in Louisville, Ryan Bushong reported Turkey Vulture.
---On March 23 at Golden Ponds in Longmont, Luke Pheneger reported Eastern
Phoebe. On March 24 at Golden Ponds, Luke Pheneger and Emil Yappert
reported Eastern Phoebe.
---On March 24 at Roger Grove Park in Longmont, Emil Yappert and Luke
Pheneger reported Eastern Phoebe.

BROOMFIELD COUNTY:
---On March 24 at Plaster Reservoir, David Ely, Eric Zorawowicz, and Matt
Hofedtiz reported Tree Swallow.

DENVER COUNTY:
---On March 19 at First Creek at DEN OS, John Breitsch reported Harris’s
Sparrow. On March 21 at First Creek at DEN OS, John Breitsch and Kathy
Mihm Dunning reported Harris’s Sparrow. On March 22 at First Creek at DEN
OS, David Hill and Jake Shorty reported Harris’s Sparrow. On March 23 at
First Creek at DEN OS, Joe Roller and Karen Drozda reported imm Harris’s
Sparrow.
---On March 22 at Denver Botanic Gardens and Cheeseman Park, Burke Angstman
and Rebecca Laroche reported 2 Golden-crowned Kinglets.

DOUGLAS COUNTY:
---On March 20 at Rampart Range Road at Hwy 67, Gwen Moore reported
Williamson’s Sapsucker drumming. On March 22 at Rmaparkt Range Road at Hwy
67, Anna Troth and Gregg Goodrich reported m Williamson’s Sapsucker.
---On March 21 at Castlewood Canyon Rd in Franktown, Diane Roberts reported
Turkey Vulture.

EL PASO COUNTY:
---On March 22 on S Meridian Road from Hanover Road to Pueblo County Line,
Heidi Guttschuss reported 3 Curve-billed Thrashers.
---On March 19 at Clear Spring Ranch, Alan Ketcham and Jim Merritt reported
Lincoln’s Sparrow. On March 21 at Clear Spring Ranch, Terence Berger
reported Ladder-backed Woodpecker and Lincoln’s Sparrow.
---On March 19 on Cottonwood Creek Trail North Side, Cathy Bondy reported
Lincoln’s Sparrow.
---On March 20 at Quail Lake Park, Alan Versaw reported Lincoln’s Sparrow.
---On March 20 on Birdsall Road, David Tonnessen reported Brown-headed
Cowbird.
---On March 21 on Monument Valley Hwy, Gloria Nikolai reported Franklin’s
Gull.
---On March 22 at Fountain Creek RP, David Tonnessen reported 4 Lincoln’s
Sparrows. On Mach 22 at Fountain Creek RP Nature Center/Cattail Marsh,
RodSchmidt reported Spotted Sandpiper.
---On March 22 at Hanover Fire Station, Heidi Guttschuss reported 2
Curve-billed Thrashers. On March 24 at Hanover Fire Station, Terence
Berger reported 2 Curve-billed Thrashers.
---On March 23 at Starsmore Discovery Center, Ed Griffin reported Lincoln’s
Sparrow.
---On March 24 at Squirrel Creek Road and Ellicott Hwy, Kara Carragher and
Robin Bredl reported Mountain Plover.
---On March 24 on Hanover Road, Alan Ketcham, David Tonnessen, and Jim
Merrit reported Greater Roadrunner at intersection with Meridian, Burrowing
Owl, 11 Curve-billed Thrashers, 17 Cassin’s Sparrows, and Lincoln’s Sparrow.
---On March 24 at Chico Basin Ranch (fee area), Alan Ketcham, David
Tonnessen, and Jim Merritt reported 3 Ladder-backed Woodpeckers, 2
Lincoln’s Sparrows, and 3 Curve-billed Thrashers.

FREMONT COUNTY:
---On March 21 at Canon City Valco Ponds, Loch Kilpatrick reported 3
Greater White-fronted Geese.

GARFIELD COUNTY:
---On March 23 at Fravert Reservoir, JoAnn Riggle reported Franklin’s Gull.
---On Mach 23 at Rifle Gap SP, JoAnn Riggle reported Barrow’s Goldeneye.

JEFFERSON COUNTY:
---On March 21 at South Valley Park, David Suddjian reported Savannah
Sparrow.
---On March 22 at Wheat Ridge Greenbelt – West Lake, Frank Farrell reported
2 Yellow-rumped (Myrtle) Warblers.
---On March 24 at Belmar Park, Bez Bezuidenhout reported American Avocet.

KIT CARSON COUNTY:
---On March 20, Glenn Walbek reported Rusty Blackbird.
---On March 20 at Fairview Cemetery in Burlington, DFO Field Trip led by
David Suddjian reported 9 Red Crossbills.

LA PLATA COUNTY:
---On March 20 at Pastorius Reservoir, Jason St Pierre reported 4 Savannah
Sparrows and Lincoln’s Sparrow.

LARIMER COUNTY:
---On March 21 at Wild Horse Birdfeeder, Joshua Smith reported Pine
Warbler. On March 22 at Wild Horse Birdfeeder, John Reichhardt reported
Pine Warbler.
---On February 28 at Fort Collins City Park and Sheldon Lake, Dave
Leatherman found Red-necked Grebe which was seen by several other birders.
On March 20 at Fort Collins City Park and Sheldon Lake, Tim Priehs and
Colby Plante reported Red-necked Grebe. On March 21 at Fort Collins City
Park and Sheldon Lake, Adam Johnson reported Red-necked Grebe.
---On March 19 at CSU Environmental Learning Center, Colby Plante reported
Broad-winged Hawk on Wilcox Trail in a tree.
---On March 21 at Horsetooth Reservoir, Irene Fortune reported Franklin’s
Gull.
---On March 22 at North Shields Pond NA, Doug Swartz reported Lincoln’s
Sparrow. On March 23 at North Shields Pond, Caroline Olson reported Black
Phoebe. On March 24 at North Shield Pond NA, David Wade, John Shenot,
Christine, and Richard Sparks reported Osprey, 2 Sandhill Cranes and 4
Lincoln’s Sparrows.


LAS ANIMAS COUNTY:
---On March 23 at Cottonwood Canyon Campground, David Dowell reported
Ladder-backed Woodpecker, 3 Eastern Phoebe, and Carolina Wren.

MESA COUNTY:
---On March 20 at Connected Lakes SP Audubon Trail, Carol Ortenzio and
Katey Buster reported 2 Black Phoebe.
---On March 19 at Highline Lake SP, David Price reported Franklin’s Gull.
On March 23 at Highline Lake SP, Mike Henwood reported 30 f Brown-headed
Cowbirds, 5 Savannah Sparrows, 2 Greater Scaup, American Avocet and 2
Bonaparte’s Gulls.
---On March 19 at Clifton Nature Park, Ryan Claar and Eileen Cunningham
reported Osprey. On March 21 at Clifton Nature Park, Mike Henwood reported
Osprey.
---On March 19 at Redlands Pkwy Ponds, Dave Hawksworth reported Turkey
Vulture. On March 21 at Redlands Pkwy Ponds, Mike Henwood reported
Lincoln’s Sparrow.
---On March 19 at Book Cliff Country Club, Kathleen McGinley and Deb
Mallory reported Lincoln’s Sparrow.
---On March 19 at Ela Wildlife Sanctuary , Dave Hawksworth reported
Lincoln’s Sparrow.
---On March 19 at Patterson Rd and 29 Rd at feedlot, Denise and Mark
Vollmar reported Brown-headed Cowbird.
---On March 20 at Brewster’s Ridge/Bar X Wash, David Price reported
Ferruginous Hawk and 2 Sagebrush Sparrows.
---On March 20 at Corn Lake, Nic Korte reported Osprey.
---On March 22 at Fruita SP, Mike Henwood reported flock of Tree Swallows.
---On March 22 at Colorado River Trail Audubon Section, Katey Buster
reported 2 Black Phoebe near phoebe rock.
---On March 24 at Grand Valley Audubon NC, Glenn Pearson reported 2 Black
Phoebe at Phoebe Rock.

MONTEZUMA COUNTY:
---On March 21 in Mancos (town), David and Cheryl Hubbard reported f
Yellow-bellied Sapsucker.

MONTROSE COUNTY:
---On March 23 at Nucla Sewage Lagoons, Brenda Wright and Coen Dexter
reported American Avocet.
---On March 21 at Cerise Regional Park, Sue Riffe reported Osprey.
---On March 21 at Redvale Pond, Coen Dexter and Brenda Wright reported 3
Savannah Sparrows.

MORGAN COUNTY:
---On March 23 at Brush Prairie Ponds SWA, Sherri Hansen reported 3 Greater
White-fronted Geese and 2 Willet.
---On March 24 at Riverside Park (east section) in Fort Morgan, John
Vanderpoel and Bill Kaempfer reported Winter Wren.

OURAY COUNTY:
---On March 20 at Ridgway SP Dallas Creek area, Betty Fenton reported 4
California Gulls.
---On March 20 at Owl Creek Pass Rd, Betty Fenton reported Say’s Phoebe,
Western Bluebird, and 2 Western Meadowlark.

PARK COUNTY:
---On March 19 in town of Jefferson, Carl Bendorf and John Rutenbeck
reported Brown-capped Rosy-Finch and Lincoln’s Sparrow.

PUEBLO COUNTY:
---On March 22 at Pueblo Chemical Depot, 32 Ordnance Lane, Clark Jones
reported Cassin’s Sparrow.

RIO GRANDE COUNTY:
---On March 20 at Sargent High School, Ben Bailey reported Western Kingbird.
---On March 20 at Shaw Creek Rest Area, David and Cheryl Hubbard reported
Turkey Vulture.
---On March 24 at Monte Vista NWR, Brandon Nooner reported 5000 Sandhill
Cranes.

SAN MIGUEL COUNTY:
---On March 21 at The Terraces at Mountain Village, Coen Dexter and Brenda
Wright reported 7 Gray-crowned Rosy-Finch, 1 Gray-crowned (Hepburn’s), 1
Black Rosy-Finch, and 100 Brown-capped Rosy-Finch.
---On March 21 at Telluride (town), Eric Hynes reported Lincoln’s Sparrow.
---On March 21 at CR 43 ZN, Coen Dexter and Brenda Wright reported Savannah
Sparrow.

WELD COUNTY:
---On March 22 at Glenmere Park, Shawn Mason reported Golden-crowned
Kinglet and 6 Bushtit. On March 23 at Glenmere Park, Shawn Mason and Ryan
Graves reported 6 Bushtit and Golden-crowned Kinglet. On March 24 at
Glenmere Park, Cameron Boyd, John Vanderpoel, Bill Kaempfer, and Shawn
Mason reported Golden-crowned Kinglet; Shawn Mason also reported 2 Bushtits.
---On March 22 at Sanborn Park in Greeley, Shawn Mason reported
Yellow-rumpled Warbler and 8 Red Crossbills.
---On March 23 in Pawnee NG at pond east of CR 71 between CR 116 and CR
118, John Drummond reported 2 Baird’s Sandpipers.
---On March 23 at Mead and I-25, Sunny Bradford reported Turkey Vulture.
---On March 24 at CR 134 east of CR 111, John Drummond reported 16
Sharp-tailed Grouse lekking along side of road. Lekking started around
0728.
---On March 24 at Behrens Reservoir, Gene Rutherford reported 7 Greater
White-fronted Geese, 5 Sandhill Cranes, 9 Greater Yellowlegs, Lesser
Yellowlegs.
---On March 24 at CR 59 wetland, south of US 34, Cameron Boyd, John
Vanderpoel, and Bill Kaempfer reported Baird’s Sandpiper.
---On March 24 at playa at CR 77 and CR 116, Christine Alexander reported 2
Baird’s Sandpipers.
---On March 24 at Cozzens Lake, Gene Rutherford reported Lesser Yellowlegs.

YUMA COUNTY:
---On March 20 at Hale Ponds, DFO Field Trip led by David Suddjian reported
Red-bellied Woodpecker, 2 Eastern Bluebirds and Lincoln’s Sparrow.

DFO Field Trips:

Good Birding,
Joyce Takamine
Boulder

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