Compiler: Joyce Takamine
Date: March 2, 2018
e-mail: RBA AT cobirds.org
This is the Rare Bird Alert for Tuesday, March 27 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 (*Boulder)
Greater White-fronted Goose (Delta, Fremont, Morgan, Weld)
Wood Duck (*Summit)
Greater Scaup (Jackson, Mesa, Weld)
White-winged Scoter (Arapahoe)
Barrow's Goldeneye (Arapahoe, Garfield, Weld)
Sharp-tailed Grouse (Weld)
Red-necked Grebe (Larimer)
Greater Roadrunner (El Paso)
White-throated Swift (Dolores, El Paso, *Larimer, Pueblo)
Virginia Rail (Chaffee)
Sandhill Crane (Larimer, Rio Grande, Weld)
American Avocet (Boulder, Jefferson, Mesa, Montrose)
Mountain Plover (El Paso)
Baird's Sandpiper (Weld)
Long-billed Dowitcher (Kit Carson, Rio Grande)
Spotted Sandpiper (El Paso)
Lesser Yellowlegs (Boulder, El Paso, Weld)
Willet (Morgan)
Greater Yellowlegs (Boulder, Weld)
Bonaparte's Gull (Boulder, Jackson, *Larimer, Mesa)
Franklin's Gull (Garfield, Jackson, *Larimer, *Weld)
California Gull (Douglas, Mesa)
Iceland Gull (El Paso, Pueblo)
YELLOW-BILLED LOON (*Pueblo)
American White Pelican (Douglas)
Turkey Vulture (Boulder, Douglas, Ouray, Park, Weld)
Osprey (*Boulder, Larimer, *Weld)
Northern Goshawk (Arapahoe, Jefferson, Larimer, Weld)
Ferruginous Hawk (La Plata)
Burrowing Owl (El Paso)
Williamson's Sapsucker (Douglas, *Jefferson)
Yellow-bellied Sapsucker (Larimer)
Red-napped Sapsucker (El Paso, La Plata, Montezuma)
Ladder-backed Woodpecker (El Paso, Las Animas)
Black Phoebe (Dolores, Fremont, Larimer, *Mesa)
Eastern Phoebe (Boulder, *Jefferson, Larimer, Las Animas)
Say's Phoebe (Boulder, Lincoln)
Vermilion Flycatcher (Arapahoe)
Steller's Jay (Arapahoe)
Chihuahuan Raven (Fremont)
Tree Swallow (*Boulder, Broomfield, Mesa)
Cliff Swallow (*Boulder)
Barn Swallow (*Weld)
Bushtit (*Weld)
Winter Wren (Morgan)
Carolina Wren (Boulder, Las Animas)
Golden-crowned Kinglet (Denver, *Weld)
Hermit Thrush (Arapahoe)
Curve-billed Thrasher (El Paso)
Sage Thrasher (Arapahoe)
Northern Mockingbird (El Paso)
Bohemian Waxwing (Gilpin, Summit)
American Pipit (Summit)
Gray-crowned Rosy-Finch (*San Miguel)
Black Rosy-Finch (*San Miguel)
Brown-capped Rosy-Finch (*San Miguel)
Red Crossbill (*Jefferson, *Larimer, Weld)
Cassin's Sparrow (El Paso, Pueblo)
Sagebrush Sparrow (*Boulder, Douglas, *Jackson)
Lark Bunting (Lincoln)
Savannah Sparrow (Mesa, Weld)
Lincoln's Sparrow (Adams, Boulder, Douglas, *El Paso, *Larimer, *Lincoln)
Harris's Sparrow (Adams, Arapahoe, Denver, El Paso)
Brown-headed Cowbird (Yuma)
Rusty Blackbird (Larimer)
Common Yellowthroat (Weld)
Pine Warbler (Larimer)
Yellow-rumped Warbler (Weld)
ADAMS COUNTY:
---On March 24 at Lowell Ponds (Clear Creek Valley Park), Diane Roberts reported Lincoln's Sparrow.
---On March 25 at First Creek at Rocky Mountain Arsenal NWR, Gregg Goodrich reported Harris's Sparrow west of Buckley Rd.
---On March 25 at Barr Lake SP – Neidrach Nature Trail and Visitor Center, Justin Ferguson reported Lincoln's Sparrow.
ARAPAHOE COUNTY:
---On March 23 at South Platte Reservoir, David Cernack and JoAnn Hackos reported White-winged Scoter.
---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 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 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. On March 25 on Big Dry Creek Trail from Dry Creek Blvd to Arapahoe Blvd, Mary O'Connor reported Stelller's Jay.
---On March 25 at Cherry Creek SP near East Shades parking lot, Allen Hagood and Michael Lester and Autumn Amici reported m Vermilion Flycatcher. On March 26 at Cherry Creek SP, Edward Donnan and Karen Drozda reported Sage Thrasher.
BOULDER COUNTY:
---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 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 27 at Golden Ponds, David Dowell reported Eastern Phoebe and Cliff Swallow; Luke Pheneger reported Osprey, Eastern Phoebe, and 5 Tree Swallows.
---On March 24 at Roger Grove Park in Longmont, Emil Yappert and Luke Pheneger reported Eastern Phoebe.
---On March 25 at Lagerman Reservoir, Luke Pheneger reported 4 American Avocets.
---On March 26 at Waneka Lake/Greenlee Preserve, Ted Floyd reported Lincoln's Sparrow.
---On March 24 at Coal Creek Trail just east of Avalon Trailhead in Lafayette, Lindsey Wohlman heard Carolina Wren.
---On March 26 at Greenlee Preserve in Lafayette, Ted Floyd reported 2 Greater Yellowlegs and Say's Phoebe.
---On March 27 at NE corner of Kittredge Loop Drive on CU Boulder campus, Nathan Pieplow reported Sagebrush Sparrow.
---On March 27 at Boulder Reservoir complex, Leslie S reported 2 Snow Geese.
BROOMFIELD COUNTY:
---On March 24 at Plaster Reservoir, David Ely, Eric Zorawowicz, and Matt Hofedtiz reported Tree Swallow.
DELTA COUNTY:
---On March 25 at Sweitzer Lake, Eric Hynes reported Greater White-fronted Goose.
DENVER COUNTY:
---On March 23 at First Creek at DEN OS, Joe Roller and Karen Drozda reported imm Harris's Sparrow. On March 25 at First Creek at DEN OS, John Breitsch reported Harris's Sparrow on both sides of Buckley Rd.
---On March 22 at Denver Botanic Gardens and Cheeseman Park, Burke Angstman and Rebecca Laroche reported 2 Golden-crowned Kinglets.
DOLORES COUNTY:
---On March 25 at Bradfield Bridge Campground, Glenn Dunmire reported pair of Black Phoebes and White-throated Swift.
DOUGLAS COUNTY:
---On March 22 at Rmaparkt Range Road at Hwy 67, Anna Troth and Gregg Goodrich reported m Williamson's Sapsucker.
---On March 25 at Chatfield SP, a Sagebrush Sparrow was reported by Diane Roberts, Renee Casias at Marina Sandspit; Renee Casias, Chris Gilbert, Ginny Bergstrom, and Tim Ryan at Handicapped Fisherman's Platform; Tim Ryan also reported Lincoln's Sparrow.
EL PASO COUNTY:
---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 25 at Hanover Fire Station, John Drummon reported Curve-billed Thrasher.
---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 25 on Squirrel Creek Road, east of Peyton Hwy, John Drummond and Robb Hinds reported Mountain Plover; Drummond also reported 2 Turkey Vultures.
---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 25 on Hanover Road, John Drummond, Joy and Leonard Lake reported pair of Ladder-backed Woodpeckers. On March 26 on Hanover road, Steve Brown reported 3 pairs of Curve-billed Thashers.
---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. On March 25 at Chico Basin Ranch (fee area), John Drummond reported Curve-billed Thrasher.
---On March 26 at Garden of Gods Park, Steve Brown reported 2 White-throated Swifts.
---On March 26 at Rock Ledge Ranch, Monday Birders reported m Red-naped Sapsucker.
---On March 26 at S Peyton Hwy and Hanover Road, Cathy Bondy and Christine Hubbell reported 4 Curve-billed Thrashers.
---On March 27 at Sand Creek Trail – Dublin Blvd to E Woodmen Rd, Alan Versaw reported Lincoln's Sparrow.
FREMONT COUNTY:
--- On March 25 at Canon City Valco Ponds, Bob Spencer reported 3 Greater White-fronted Geese and Black Phoebe.
GARFIELD COUNTY:
---On March 23 at Fravert Reservoir, JoAnn Riggle reported Franklin's Gull.
---On March 23 at Rifle Gap SP, JoAnn Riggle reported Barrow's Goldeneye.
GILPIN COUNTY:
---On March 25 at Tolland Road W of Rollinsville, Bill Kaempfer reported 8 Bohemian Waxwings.
JACKSON COUNTY:
---On March 26 at Walden Reservoir, Sue Riffe, Danny Montalvo, and Joshua Smith reported Greater Scaup and Sagebrush Sparrow; Montalvo and Smith also reported Bonaparte's Gull and 2 Franklin's Gulls.
---On March 26 at Pole Mountain Lake, Danny Montalvo and Joshua Smith reported Franklin's Gull.
JEFFERSON COUNTY:
---On March 24 at Belmar Park, Bez Bezuidenhout reported American Avocet.
---On March 25 at Dinosaur Ridge Hawkwatch, Mike Fernandez reported Northern Goshawk.
---On March 26 at Staunton SP, Hillary White reported Northern Goshawk.
---On March 28 at Deer Creek downstream of Grizzly Drive, David Suddjian reported Eastern Phoebe.
---On March 28 at Buckhorn Road, David Suddjian reported m Williamson's Sapsucker and Red Crossbill.
KIT CARSON COUNTY:
---On March 26 at Flager Reservoir SWA, Norm Lewis reported 2 Long-billed Dowithers.
LA PLATA COUNTY:
---On March 25 on CR 302 east of Hwy 550, Jason St Pierre and Ryan Votta reported Ferruginous Hawk.
---On March 26 at Animas River Trail –Huck Finn Pond and Hatchery area, Ryan Votta reported m Red-naped Sapsucker.
LARIMER COUNTY:
---On March 25 at Wild Horse Birdfeeder, Eva Matthews Lark reported Pine Warbler. On March 27 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 25 at Fort Collins City Park and Sheldon Lake, Dave Leatherman and Janeal Thompson reported Red-necked Grebe.
---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. On March 25 at North Shield Pond NA, John Reichhardt reported Lincoln's Sparrow. On March 26 at North Shields Pond NA, Eva Matthews reported Lincoln's Sparrow. On March 27 at North Shields Ponds NA, Dave Leatherman reported Lincoln's Sparrow and 5 Red Crossbill type 2.
---On March 25 at Lumpy Ridge Retreat, Joe Luedtke reported Yellow-bellied Sapsucker.
---On March 26 at Oxbow NA, Christine Sparks reported Eastern Phoebe.
---On March 27 at Watson Lake Fish Hatchery, Dave Leatherman reported 3 White-throated Swift.
---On March 27 at Arapahoe Bend NA Ridgen Reservoir (Strauss Cabin Lake), Lori Zabel reported Bonaparte's Gull and Franklin's Gull.
LAS ANIMAS COUNTY:
---On March 23 at Cottonwood Canyon Campground, David Dowell reported Ladder-backed Woodpecker, 3 Eastern Phoebe, and Carolina Wren.
LINCOLN COUNTY:
---On March 25 on CR 109 south of Hugo, Andrew Judd reported Say's Phoebe and Lark Bunting.
---On March 26 at Kinney Lake SWA, Norm Lewis reported Lincoln's Sparrow.
MESA COUNTY:
---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 22 at Fruita SP, Mike Henwood reported flock of Tree Swallows.
---On March 27 at Grand Valley Audubon NC, Mike Henwood reported pair of Black Phoebe near Phoebe Rock; at Connected Lakes bike path, David Price reported 2 Black Phoebe; at Connected Lakes Audubon Section, Ronda Woodward reported 2 Black Phoebe.
MONTEZUMA COUNTY:
---On March 26 at Mesa Verde NP, Richard Beilfuss reported Red-naped Sapsucker.
MONTROSE COUNTY:
---On March 23 at Nucla Sewage Lagoons, Brenda Wright and Coen Dexter reported American Avocet.
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 25 at Ridgway (town), Chris Brobin reported 5 Turkey Vutures.
PARK COUNTY:
---On March 25 at Lake George, Adam Jack reported Turkey Vulture.
PUEBLO COUNTY:
---On March 22 at Pueblo Chemical Depot, 32 Ordnance Lane, Clark Jones reported Cassin's Sparrow.
---On March 27 at Pueblo Reservoir in Northeast Corner by dam, Brandon Percival, Van Truan, and Darth Aves reported YELLOW-BILLED LOON.
RIO GRANDE COUNTY:
---On March 24 at Monte Vista NWR, Brandon Nooner reported 5000 Sandhill Cranes. On March 26 at Monte Vista NWRD, Scott Somershoe reported 4500 Sandhill Cranes and Long-billed Dowitcher.
SAN MIGUEL COUNTY:
---On March 27 at The Terrance at Mountain Village, Eric Hynes reported 2 Gray-crowned (Hepburn's) Rosy-Finch, 4 Gray-crowned Rosy-Finch, 10 Black Rosy-Finch, and 200 Brown-capped Rosy-Finch.
SUMMIT COUNTY:
---On March 25 at Hoosier Pass, Summit county side, Alan Versaw reported 25 Bohemian Waxwings.
---On March 25 at Silverthorne Water Treatment Plant, Karen Goetz, Matt Clark and Susan Bonfiglio reported m Wood Duck. On March 26 at Silverthorne Water Treatment Plant, Bea Weaver and Hank Tailaferro reported m Wood Duck. On March 27 at Silverthorne Water Treatment Plant, JoAnn Riggle reported Wood Duck.
---On March 26 at Soda Creek Inlet to Dillon Reservoir, Hank Taliaferro reported American Pipit.
WELD COUNTY:
---On March 25 at Glenmere Park, Shawn Mason reported 6 Bushtits and 2 Golden-crowned Kinglets. On March 27 at Glenmere Park, Shawn Mason reported 3 Bushtits and Golden-crowned Kinglet.
---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 25 at CR 1136 and CR 111, Gwqen Moore and Frank Farrell reported 13 Sharp-tailed Grouse.
---On March 24 at Behrens Reservoir, Gene Rutherford reported 7 Greater White-fronted Geese, 5 Sandhill Cranes, 9 Greater Yellowlegs, Lesser Yellowlegs. On March 25 at Behrens Reservoir, Gene Rutherfort reported Baird's Sandpiper. On March 25 at Behrens Reserevoir, Steve Mlodinow reported 6 Greater Yellowlegs and 1 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.
---On March 25 at Pawnee NG (40,8246, -104.3347) Gwen Moore reported Baird's Sandpiper.
---On March 25 at Union Reservoir, Steve Mlodinow reported Osprey, 9 Greater Scaup, 5 Sandhill Cranes. On March 26 at Union Reservoir, John Rutenbeck reported Osprey. On March 27 at Union Reservoir, Steve Mlodinow reported 2 Osprey at nest, 3 Franklin's Gulls.
---On March 25 at Firestone Gravel Pits (view from road), Steve Mlodinow reported Barrow's Goldeneye and Osprey. On March 27 at Firestone Gravel Pits (View from road), Steve Mlodinow reported Barn Swallow.
---On March 25 at Lower Latham Reservoir, Steve Mlodinow reported Common Yellowthroat.
DFO Field Trips:
The Field Trip for Saturday, March 31 will be a Chase Trip led by Pratyayadipta Rudra & Sreemlala Das Majumder (pratyayr AT gmail.com; 9191-699-4043) This trip is full.
The Field Trip for Saturday, March 31 will be to Walden Ponds WIldife Habitat /Sawhill led by Chuck Hundertmark (chundertmark8 At gmail.com; 303-604-0531) This trip is full.
Good Birding,
Joyce Takamine
Boulder
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