Date: September 7, 2018
Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
This is the Rare Bird Alert for Friday, September 7 sponsored by Denver Field Ornithologists and the Bird Conservancy of the Rockies.
Note that the RBA is using the new AOU checklist.
Rare and out of range species for the last seven days include: (*indicates new information on this species)
Greater White-fronted Goose (Larimer)
Mexican Duck (Archuleta)
Bufflehead (Boulder)
Northern Bobwhite (Larimer)
Sora (La Plata)
Sandhill Crane (La Plata)
Black-necked Stilt (Mesa)
American Avocet (Washington)
Black-belllied Plover (Morgan, Washington)
Semipalmated Plover (Larimer, Morgan, Washington, Weld)
Piping Plover (Washington)
Long-billed Curlew (Morgan)
Marbled Godwit (Jackson, Larimer, Morgan, Washington)
Stilt Sandpiper (Jackson, Larimer, Morgan, Washington)
Buff-breasted Sandpiper (Larimer, Morgan)
Pectoral Sandpiper (Jackson, Larimer, Morgan,*Washington,)
Semipalmated Sandpiper (Jackson, Larimer, Mesa, Morgan, Washington)
Western Sandpiper (Mesa, Washington)
Solitary Sandpiper (*Boulder, La Plata, Larimer, Mesa, San Miguel, Washington, Yuma)
Greater Yellowlegs (Jackson, La Plata)
Willet (Larimer)
Wilson's Phalrope (*San Miguel)
Red-necked Phalarope (Washington)
Herring Gull (Larimer)
Lesser Black-backed Gull (Morgan, Weld)
Caspian Tern (Larimer, Morgan, Park)
Black Tern (Kiowa, Morgan, Washington)
Little Blue Heron (Weld)
Green Heron (Denver, *Weld)
YELLOW-CROWNED NIGHT-HERON (Yuma)
White-faced Ibis (Routt, Summit)
Mississippi Kite (Adams, *EL Paso, Phillips)
Lewis's Woodpecker (La Plata)
Red-naped Sapsucker (Grand, Weld)
Ladder-backed Woodpecker (El Paso)
Hairy Woodpecker (*El Paso)
Merlin (*Boulder, *Chaffee, Mesa)
Olive-sided Flycatcher (*El Paso)
Willow Flycatcher (Adams, El Paso, Mesa, Yuma)
Hammond's Flycatcher (*Denver, *El Paso)
Gray Flycatcher (Boulder, *Denver, *El Paso, La Plata, Larimer, Weld)
Dusky Flycatcher (*Adams, *El Paso, La Plata, *Ouray, Yuma)
Cordilleran Flycatcher (*El Paso, Mesa)
Black Phoebe (Mesa)
Eastern Phoebe (*El Paso)
Ash-throated Flycatcher (Mesa)
Cassin's Kingbird (Boulder, El Paso, Larimer)
Eastern Kingbird (Archuleta, Eagle, Larimer)
Loggerhead Shrike (Eagle)
Bell's Vireo (Phillips)
Gray Vireo (*La Plata)
Cassin's Vireo (Archuleta, *El Paso, *Jefferson, La Plata)
Pinyon Jay (*El Paso, Jefferson, La Plata)
Woodhouse's Scrub-Jay (*El Paso, *La Plata, *Larimer)
Chihuahuan Raven (El Paso)
Violet-green Swallow (Weld)
Bushtit (*Larimer)
Brown Creeper (Yuma)
Marsh Wren (Arapahoe, Jackson, Larimer, Weld)
Blue-gray Gnatcatcher (*El Paso,*Jefferson, La Plata, Larimer, Mesa, Phillips, Weld)
Curve-billed Thrasher (El Paso, Pueblo)
Brown Thrasher (El Paso, Phillips)
Sage Thrasher (El Paso, Jackson, *Jefferson, Weld)
American Pipit (Jackson)
Cassin's Sparrow (*Denver)
Chipping Sparrow (*El Paso)
Clay-colored Sparrow (Adams, Archuleta, Boulder, *Denver, Eagle, *El Paso, Jackson, *Larimer, Mesa, Yuma)
Brewer's Sparrow (*El Paso, *Larimer))
Lark Bunting (Jackson)
Savannah Sparrow (Larimer)
White-crowned Sparrow (Weld)
Orchard Oriole (Adams)
Baltimore Oriole (Prowers)
Ovenbird (*Adams, El Paso)
Northern Waterthrush (Grand, La Plata, Phillips)
Black-and-white Warbler (Weld)
Orange-crowned Warbler (Larimer)
Nashville Warbler (Adams, Boulder, *Jefferson, La Plata, Larimer, *Ouray)
Virginia's Warbler (El Paso)
Hooded Warbler (*Jefferson)
Northern Parula (La Plata)
Chestnut-sided Warbler (*Boulder)
Blackpoll Warbler (*Jefferson, *Larimer, Phillips)
Black-throated Gray Warbler (El Paso)
Townsend's Warbler (El Paso, Larimer)
Northern Cardinal (Yuma)
Indigo Bunting (Weld, Yuma)
ADAMS COUNTY:
---On September 4 at Barr Lake SP Banding Station, Meredith McBurney banded Nashville Warbler and Ovenbird. On September 5 at Barr Lake SP Banding Station, Meredith McBurney banded Willow Flycatcher, Dusky Flycatcher, Nashville Warbler, and 27 Clay-colored Sparrows. On September 6 at Barr Lake Banding Station, Meredith McBurney banded Dusky Flycatcher and Ovenbird.
---On September 3 at Rocky Mountain Arsenal NWR First Creek John Breitsch reported Orchard Oriole.
---On September 5 at Rocky Mountain Arsenal NWR, Cathy Sheeter reported 2 Mississippi Kites.
ARCHULETA COUNTY:
---On September 4 at Echo Canyon Lake SWA, Ben Bailey and Lindell Dillon reported 2 Mexican Duck, Cassin's Vireo, Eastern Kingbird.
---On September 5 at 351 Hermosa, Pagosa Strings, Beck Runte reported Clay-colored Sparrow.
BENT COUNTY:
---On September 4 at Van's Grove, Mark Peterson reported Carolina Wren.
BOULDER COUNTY:
---On September 3 at Little Gaynor Lake, John Rutenbeck reported Bufflehead. On September 5 at Little Gaynor Lake, Dean Shoup reported Bufflehead.
---On September 3 at CU East Campus at Confluence Ponds and Skunk Creek, Alexander Brown reported Nashville Warbler.
---On September 5 at Green Mountain Cemetery in Boulder, Bill Kaempfer reported Gray Flycatcher, 2 Cassin's Kingbirds, Clay-colored Sparrow.
---On September 6 at Walden Ponds Cottonwood Marsh, Nathan Pieplow reported 3 Solitary Sandpiper and Chestnut-sided Warbler (hatch yr f).
---On September 6 at Sagamore and W Coal Creek Dr in Superior, Peter Ruprecht reported ad f Merlin.
CHAFFEE COUNTY:
---On September 6 at The Link School – Base Camp, Christian Hagenlocher reported Merlin.
DENVER COUNTY:
---On September 3 at Bluff Lake Nature Center, Dean Shoup and Kevin DeBoer reported Green Heron. On September 6 at Bluff Lake Nature Center, George Ho reported Gray Flycatcher.
---On September 6 at Heron Pond NA, Doug Kibbe and Elaine Wagner reported Hammond's Flycatcher, Cassin's Sparrow, and Clay-colored Sparrow.
EAGLE COUNTY:
---On September 5 in Minturn, Eric Culbertson reported Clay-colored Sparrow, 6 Eastern Kingbirds, and Loggerhead Shrike.
EL PASO COUNTY:
--- On September 4 at Clear Spring Ranch, Steve Brown banded 108 Chipping Sparrows, 10 Clay-colored Sparrows. On September 5 at Clear Spring Ranch, Terence Berger reported Hairy Woodpecker (Eastern), Cassin's Vireo, and Ovenbird. On September 5 at Clear Spring Ranch, Steve Brown banded 3 Brewer's Sparrows, 61 Chipping Sparrows, 96 Clay-colored Sparrows, Virginia's Warbler (juv f), Blue-gray Gnatcatcher. On September 6 Clear Spring Ranch, Steve Brown banded 97 Chipping Sparrows, 28 Clay-colored Sparrows, Brewer's Sparrow.
---On September 3 at Chico Basin Ranch, Monday Birders and Colin Woolley reported Ladder-backed Woodpecker, Willow Flycatcher, Hammond's Flycatcher, Dusky Flycatcher, Cassin's Vireo, 2 Blue-gray Gnatcatcher, 2 Curve-billed Thrashers, 7 Brown Thrasher, 3 Sage Thrashers, and 2 Clay-colored Sparrows.
---On September 3 at Hanover Fire Station, Monday Birders and Michael Lester reported Cassin's Kingbird, Chihuahuan Raven, Curve-billed Thrasher, and 2 Brown Thrashers.
---On September 3 at Chico Basin Ranch, Bell Grove, Monday Birders reported Ladder-backed Woodpecker, Cassin's Vireo, Curve-billed Thrasher and 3 Brown Thrasher.
---On September 6 at Smith Creek Ponds, Alan Versaw reported Olive-sided Flycatcher, Pinyon Jay, and 14 Woodhouse's Scrub-Jay.
---On September 6 at Trails End Lift Station, Darth Aves reported Eastern Phoebe.
---On September 6 at Evergreen Cemetery, Colorado Springs, Joel Adams reported Mississippi Kite.
---On September 6 at Memorial Park and Prospect Lake in Colorado Springs, Dale and Joel Adams reported Olive-sided Flycatcher, Hammond's Flycatcher, Gray Flycatcher, 2 Dusky Flycatchers, Cordilleran Flycatcher, 2 Cassin's Vireos, 2 Clay-colored Sparrows, 2 Brewer's Sparrows.
---On September 6 at Kettle Lakes, John Drummond reported 6 Woodhouse's Scrub-Jay and Blue-gray Gnatcatcher.
---On September 6 at Fountain Creek Regional Park, Joel and Dale Adams reported Hairy Woodpecker (Eastern).
GRAND COUNTY:
---On September 3 on CR 26 near Kremmling, Joel Such reported Red-naped Sapsucker and Northern Waterthrush.
JACKSON COUNTY:
---On September 3 at MacFarlane Reservoir, Nick Komar reported Marbled Godwit, 5 Stilt Sandpipers, 12 Sage Thrashers, and 3 American Pipit.
---On September 3 at Arapaho NWR – Auto Loop, Cole Wolf and Nick Komar reported 8 Semipalmated Plover, 12 Stilt Sandpiper, 2 Pectoral Sandpiper, 4 Semipalmated Sandpiper, 2 Marsh Wren, Sage Thrasher, and 3 Clay-colored Sparrow.
---On September 3 at Walden Reservoir SE Side, Cole Wolf and Nick Komar reported 2 Semipalmated Sandpipers, 2 Greater Yellowlegs, and Lark Bunting.
---On September 3 at 18 Island Reservoir, Cole Wolf reported 3 Lark Bunting.
JEFFERSON COUNTY:
---On September 3 on Plainview Road – Coal Creek, Paula Hansley reported 2 Pinyon Jay and 2 Blue-gray Gnatcatcher.
---On September 6 on Lair O'the Bear Park, Bruce Cyganowski reported Nashville Warbler and Sage Thrasher.
---On September 6 at Belmar Park, Frank Farrell, Mark Chavez, Timo Mitzen, Gwen Moore, and Scott Somershoe reported Blackpoll Warbler, Cassin's Vireo, Blue-gray Gnatcatcher.
---On September 6 at Welchester Tree Grant Park, Frank Farrell reported Hooded Warbler.
LA PLATA COUNTY:
---On September 3 at Pastorius Reservoir, Jim Beatty and Susan Allerton reported Sora, Solitary Sandpiper, Greater Yellowlegs, Dusky Flycatcher, Gray Flycatcher, Pinon Jay, and 2 Blue-gray Gnatcatcher. On September 4 at Pastorius Reservoir, Jason St Pierre reported 2 Solitary Sandpiper, 2 Woodhouse's Scrub-Jay, 3 Blue-gray Gnatcatcher, Nashville Warbler, and Northern Parula. On September 5 at Pastorius Reservoir, David Dunford reported Solitary Sandpiper and 2 Woodhouse's Scrub-Jay.
---On September 3 in field just N of Zink's Pond, Jack Maher and Jim Beatty reported Sandhill Crane.
---On September 6 at 16919 Hwy 140 Hesperus, Steve Rhodes reported Gray Vireo and Woodhouse's Scrub-Jay.
LARIMER COUNTY:
---On September 3 at Timnath Reservoir Andy Bankert and Carolyn Olson reported 5 Marbled Godwit, 12 Stilt Sandpiper, 4 Semipalmated Sandpiper, Gray Flycatcher, Marsh Wren, and Blue-gray Gnatcatcher. On September 4 at Timnath Reservoir, Iren Fortune and Bobbie Tilmant reported Buff-breasted Sandpiper, Marbled Godwit, Semipalmated Sandpiper, and Herring Gull; Josh Bruening reported Greater White-fronted Goose, 4 Marbled Godwit, 14 Semipalmated Sandpiper, 2 Caspian Tern, Gray Flycatcher, and Cassin's Kingbird. On September 5 at Timnath Reservoir, Christine Sparks, Andy Bankert, John Shenot, Gwen Moore, Josh Bruening, and Jay Breidt reported 3 Caspian Tern, Buff-breasted Sandpiper, 2 Marbled Godwit, 14 Stilt Sandpipers, Blue-gray Gnatcatcher, and 2 Clay-colored Sparrows; Nick Komar, Nick Komar, Junior and Sean Walters reported American Avocet, 2 Marbled Godwit, 2 Semipalmated Plover, 46 Stilt Sandpipers, Buff-bellied Sandpiper, 6 Semipalmated Sandpiper, Pectoral Sandpiper and 3 Solitary Sandpipers.
---On September 3 at Spring Creek Bike Trail just N of Spring Canyon Park, Brad Biggerstaff reported Nashville Warbler.
---On September 4 at Timnath Reservoir east bay, David Tonnessen reported 4 Clay-colored Sparrows, 12 Savannah Sparrows, and Orange-crowned Warbler.
---On September 5 at Wellington SWA – Cobb Lake Unit, Andy Bankert reported 10 Northern Bobwhite, Cassin's Kingbird, Willet, 4 Marsh wren, and 3 Blue-gray Gnatcatcher.
---On September 6 at Dixon Reservoir, Brad Biggerstaff, Jay Breidt, and Nick Komar reported 2 Woodhouse's Scrub-Jay, 12 Bushtit, and hatch year Blackpoll Warbler.
---On September 6 at Tri-Lakes region, Joshua Smith reported Clay-colored Sparrow and 5 Brewer's Sparrows.
MESA COUNTY:
---On September 3 at James M Robb Colorado River SP, Pear Park Section, Tyler Wilson reported 4 Clay-colored Sparrows. On September 5 at James M Robb Colorado River SP – Pear Park Section, Ryan Claar reported Black-necked Stilt, and Clay-colored Sparrow.
---On September 4 at Green Heron Pond, Christine Alexander and Tyler Wilson reported Black-necked Stilt, Semipalmated Sandpiper, Western Sandpiper, Solitary Sandpiper, Black Phoebe, and 2 Blue-gray Gnatcatcher.
---On September 3 at Grand Junction Wildlife Area, Nic Korte reported Ash-throated Flycatcher. On September 5 at Grand Junction Wildlife Area, David Price reported Merlin.
---On September 4 at Highline Lake SP, Mike Henwood reported Willow Flycatcher.
---On September 4 at Powderhorn Ski Area, Mike Henwood reported Cordilleran Flycatcher.
---On September 5 at Grand Mesa –Old Grand Mesa Road, Mike Henwood reported 2 Cordilleran Flycatchers.
MORGAN COUNTY:
---On September 3 at Jackson Reservoir – North, Tony Leukering reported 2 Semipalmated Plover, Marbled Godwit, 7 Stilt Sandpiper, 3 Buff-breasted Sandpiper, 2 Pectoral Sandpiper, 5 Semipalmated Sandpiper, Lesser Black-backed Gull, Caspian Tern, and 15 Black Tern. On September 5 at Jackson Reservoir, Tina Jones reported Long-billed Curlew and Caspian Tern.
OURAY COUNTY:
---On September 6 at Ridgway SP, Dallas Creek Area, Adam Cupito 8 Dusky Flycatcher and banded Nashville Warbler.
PARK COUNTY:
---On September 3 at Antero Reservoir, SE side, Alan and MaryLynne Ketcham reported 2 Caspian Terns.
PHILLIPS COUNTY:
---On September 4 at Lion's Club Fishin' Hole, Steve Mlodinow reported Blue-gray Gnatcatcher, Bell's Vireo, Cassin's Vireo, 6 Brown Thrasher, and Northern Waterthursh.
PROWERS COUNTY:
---On September 5 in Lamar on S 13th St., Dorothy Russell reported m Baltimore Oriole.
SAN MIGUEL COUNTY:
---On September 3 at Snyder's Pond, George Steele reported Solitary Sandpiper. On September 5 at Snyder's Pond, George Steele reported 6 Wilson's Phalarope. On September 6 at Snyder's Pond George Steele reported 3 Wilson's Phalarope
SUMMIT COUNTY:
---On September 3 at Old Dillon Reservoir, Tyler Wilson reported 5 White-faced Ibis.
WASHINGTON COUNTY:
---On September 3 at Prewitt Reservoir, Kevin DeBoer, Art Hudak, Gwen Moore, and Tony Leukering reported Black-bellied Plover, 10 Semipalmated Plover, Piping Plover, 2 Marbled Godwit, 77 Stilt Sandpipers, 15 Pectoral Sandpipers, Red-necked Phalarope, 57 Black Tern. On September 4 at Prewitt Reservoir, Bob Shade and Steve Kingswood reported 150 Stilt Sandpipers, 3 Pectoral Sandpipers, Piping Plover and Black Terns. On September 6 at Prewitt Reservoir, Loch Kilpatrick reported American Avocet, Black-bellied Plover, 15 Semipalmated Plover, Piping Plover, Marbled Godwit, 86 Stilt Sandpipers, 2 Pectoral Sandpipers, 6 Semipalmated Sandpipers, Western Sandpiper, 4 Solitary Sandpiper, and 15 Black Tern.
WELD COUNTY:
---On September 3 at Union Reservoir, Steve Mlodinow reported 3 Marsh Wren, White-crowned Sparrow, and Indigo Bunting.
---On September 3 at CR 74 and CR 61 Galeton/Cornish area, Gary Lefko reported Semipalmated Plover.
---On September 3 at CR 41 and CR 102, Gary Lefko reported 2 Sage Thrashers.
---On September 4 at Gress Reservoir, David Tonnessen reported Blue-gray Gnatcatcher.
---On September 4 at Windsor Reservoir, David Tonnessen reported Lesser Black-backed Gull.
---On September 5 at Norma's Grove, Gene Rutherford reported Gray Flycatcher, Red-naped Sapsucker, Blue-gray Gnatcatcher, and F Black-and-white Warbler.
---On September 6 at 38278 CR 51 Eaton, Gene Rutherford reported juv Green Heron.
YUMA COUNTY:
---On September 4 at Stalker Lake SWA, Steve Mlodinow reported Brown Creeper, Solitary Sandpiper, ad YELLOW-CROWNED NIGHT-HERON, 2 Red-headed Woodpecker, Olive-sided Flycatcher, Willow Flycatcher, Dusky Flycatcher, Clay-colored Sparrow, 2 Baltimore Oriole, Nashville Warbler and 6 Northern Cardinal.
DFO Field Trips
FALL COUNT: Cherry Creek State Park
Friday, September 7
6:30 AM – 3:00 PM
Cynthia Madsen (cmadsen08 AT gmail.com; 303-770-6534)
FALL COUNT: Barr Lake State Park
Saturday, September 8
6:00 AM – 3:00 PM
David Hill (d_d_hill AT comcast.net; 303-870-4316)
FALL COUNT: Audubon Nature Center
Saturday, Septmeber 8
6:15 AM – 3:00 PM
Karen Drozda (drozforte AT AOL.com; 303-388-0891)
FALL COUNTY: Chatfield State Park
Saturday, September 8
6:30 PM – 3:00 PM
Joey Kellner (vireo1 AT comcast.net; 303-978-1748)
FALL COUNT: Lower Bear Creek
Saturday, September 8
6:30 AM – 3:00 PM
Mark Amershek (mamershek AT msn.com; 303-329-8646)
FALL COUNT: Rocky Mountain Arsenal NWR
Sunday, September 9
6:15 AM – 3:00 PM
David Hill (d_d_hill AT comcast.net; 303-870-4316)
This trip is FULL.
FALL COUNT: Castewood Canyon State Park
Sunday, September 9
6:30 AM – 3:00 PM
Karen Drozda (drozforte AT AOL.com; 303-388-0891)
FALL COUNTY: Barr Lake Periphery
Sunday, September 9
7:30 AM – 10:30 PM
Gregg Goodrich (GreggGoodrich AT gmail.com; 303-655-9135)
Cherry Creek SP Wetland Loop
Sunday, September 9
8:00 AM – 12:00 PM
Mary Keithler (mkeithler AT yahoo.com; 303-771-1421)
Good Birding,
Joyce Takamine
Boulder
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