Date: September 5, 2018
Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
This is the Rare Bird Alert for Wednesday, September 5 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)
Hooded Merganser (Part)
Sharp-tailed Grouse (Routt)
White-throated Swift (Kiowa)
Sora (La Plata, Montezuma)
Sandhill Crane (*La Plata, Montrose, Routt)
Black-necked Stilt (Kiowa, *Mesa)
Black-belllied Plover (Morgan, Washington)
Semipalmated Plover (Morgan, Washington, *Weld)
Piping Plover (*Washington)
Long-billed Curlew (Larimer)
Marbled Godwit (Jackson, *Larimer, Morgan, Washington)
Stilt Sandpiper (Jackson, Kiowa, Morgan, *Washington)
Buff-breasted Sandpiper (*Larimer, Morgan, Washington)
Pectoral Sandpiper (Jackson, Kiowa, Morgan, *Washington,)
Semipalmated Sandpiper (Jackson, Kiowa, *Larimer, *Mesa, Morgan)
Western Sandpiper (*Mesa)
Short-billed Dowitcher (Adams)
Solitary Sandpiper (Kiowa,*La Plata, *Mesa, San Miguel, *Yuma)
Greater Yellowlegs (Jackson, La Plata)
Red-necked Phalarope (Kiowa, Washington)
Herring Gull (*Larimer)
Lesser Black-backed Gull (Morgan)
Caspian Tern (*Larimer, Park)
Black Tern (Kiowa, Morgan, Park, *Washington)
Common Tern (Washington)
Little Blue Heron (Weld)
Green Heron (*Denver)
Black-crowned Night-Heron (Montezuma)
YELLOW-CROWNED NIGHT-HERON (*Yuma)
White-faced Ibis (Routt, Summit)
Mississippi Kite (*Phillips)
Lewis's Woodpecker (*La Plata)
Red-headed Woodpecker (*Yuma)
Red-naped Sapsucker (Grand, Routt)
Ladder-backed Woodpecker (El Paso)
Hairy Woodpecker (El Paso)
Merlin (Adams)
Olive-sided Flycatcher (La Plata, *Yuma)
Willow Flycatcher (El Paso, Montezuma, *Yuma)
Least Flycatcher (Kiowa, Yuma)
Hammond's Flycatcher (El Paso, La Plata, Montrose)
Gray Flycatcher (*La Plata, *Larimer, Montrose)
Dusky Flycatcher (El Paso, *La Plata, Montezuma, *Yuma)
Black Phoebe (*Mesa, Montrose)
Eastern Phoebe (Jefferson)
Ash-throated Flycatcher (Mesa)
Great Crested Flycatcher (El Paso, Kiowa)
Cassin's Kingbird (El Paso, *Larimer)
Eastern Kingbird (*Archuleta, Montrose)
Loggerhead Shrike (Park)
Bell's Vireo (*Phillips)
Gray Vireo (Montrose)
Cassin's Vireo (*Archuleta, El Paso, *La Plata, Montezuma)
Blue-headed Vireo (Pueblo)
Philadelphia Vireo (Adams)
Pinyon Jay (Jefferson, *La Plata, Montrose)
Woodhouse's Scrub-Jay (*La Plata, *Larimer)
Chihuahuan Raven (El Paso)
Purple Martin Montrose)
Tree Swallow (Kiowa, Montezuma)
Violet-green Swallow (Weld)
Bank Swallow (Kiowa)
Cliff Swallow (Montezuma)
Bushtit (La Plata, *Larimer)
Brown Creeper (*Yuma)
Marsh Wren (Arapahoe, Jackson, La Plata, Larimer, Weld)
Carolina Wren (*Bent, Kiowa)
Blue-gray Gnatcatcher (Jefferson, *La Plata, Larimer, *Mesa, Montrose, *Phillips, San Juan)
Ruby-crowned Kinglet (El Paso)
Eastern Bluebird (Kiowa)
Curve-billed Thrasher (El Paso, Pueblo)
Brown Thrasher (El Paso, *Phillips)
Sage Thrasher (El Paso, Jackson, La Plata, *Weld)
American Pipit (Jackson)
Chipping Sparrow (*El Paso)
Clay-colored Sparrow (*El Paso, Jackson, *Mesa, Montezuma, *Yuma)
Lark Bunting (Jackson, Montrose)
Grasshopper Sparrow (Routt)
White-crowned Sparrow (Weld)
Orchard Oriole (Adams)
Baltimore Oriole (*Prowers, *Yuma)
Ovenbird (*Adams)
Northern Waterthrush (Grand, La Plata, Montrose, *Phillips)
Golden-winged Warbler (Yuma)
Black-and-white Warbler (Pueblo)
Tennessee Warbler (Yuma)
Nashville Warbler (*Adams, Boulder, *La Plata, *Larimer, Montrose, *Yuma)
Hooded Warbler (Boulder)
Northern Parula (*La Plata)
Blackpoll Warbler (*Phillips)
Black-throated Gray Warbler (El Paso)
Townsend's Warbler (El Paso, Larimer, Montrose)
Northern Cardinal (*Yuma)
Indigo Bunting (Weld, Yuma)
ADAMS COUNTY:
---On September 2 at Barr Lake SP Banding Station, Riley Morris reported Cordilleran Flycatcher. On September 4 at Barr Lake SP Banding Station, Meredith McBurney banded Nashville Warbler and Ovenbird.
---On September 2 at Barr Lake SP, Betty Glass reported 3 Philadelphia Vireos; Steve Ryder reported Merlin.
---On September 2 at Lowell Ponds (Clear Creek Valley Park), Gabriel Wiltse reported Short-billed Dowitcher.
---On September 3 at Rocky Mountain Arsenal NWR First Creek John Breitsch reported Orchard Oriole.
ARCHULETA COUNTY:
---On September 4 at Echo Canyon Lake SWA, Ben Bailey and Lindell Dillon reported 2 Mexican Duck, Cassin's Vireo, Eastern Kingbird.
BENT COUNTY:
---On September 4 at Van's Grove, Mark Peterson reported Carolina Wren.
BOULDER COUNTY:
---On September 2 at Parkside Village ditch, Nick Moore reported f Hooded Warbler.
---On September 3 at Little Gaynor Lake, John Rutenbeck reported Bufflehead.
---On September 3 at CU East Campus at Confluence Ponds and Skunk Creek, Alexander Brown reported Nashville Warbler.
DENVER COUNTY:
---On September 2 at Bluff Lake Nature Center, Matt Gray and Phil Lyon reported Green Heron. On September 3 at Bluff Lake Nature Center, Dean Shoup and Kevin DeBoer reported Green Heron.
EL PASO COUNTY:
---On September 2 at Clear Spring Rnach, Steve Brown banded 2 Cassin's Vireos (ad, juv), 2 Brewer's Sparrows (ad, juv), Clay-colored Sparrow (ad), and Ruby-crowned Kinglet (f juv). On September 4 at Clear Spring Ranch, Steve Brown banded 108 Chipping Sparrows, 10 Clay-colored Sparrows.
---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 2 at Sand Creek Trail—Dublin Blvd to E Woodman Road, Alan Versaw reported Great Crested Flycatcher.
---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.
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 2 at Denver Botanic Gardens Chatfield Farm, Dylan Cooper reported Eastern Phoebe.
---On September 3 on Plainview Road – Coal Creek, Paula Hansley reported 2 Pinyon Jay and 2 Blue-gray Gnatcathcer.
KIOWA COUNTY:
---On September 2 at Neenoshe Reservoir SE Corner (often disjunct), David Tonnessen reported 20 Black-necked Stilt, 52 Stilt Sandpipers, 3 Pectoral Sandpipers, 2 Semipalmated Sandpipers, Red-necked Phalarope, 2 Solitary Sandpipers, 21 Black Tern, 8 Tree Swallows, and Bank Swallow.
---On September 2 at Eads (town), David Tonnessen reported Eastern Bluebird.
LA PLATA COUNTY:
---On September 2 at Pastorius Reservoir, Susan Allerton reported 2 Sora, 3 Solitary Sandpipers, Olive-sided Flycatcher, Hammond's Flycatcher, Gray Flycatcher, Dusky Flycatcher, Cordilleran Flycatcher, 2 Woodhouse's Scrub-Jay, 2 Bushtit, Marsh Wren, 2 Blue-gray Gnatcatcher, and Sage Thrasher. 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 2 in field just N of Zink's Pond in Durango, Steve Smith reported Sandhill Crane. On September 3 in field just N of Zink's Pond, Jack Maher and Jim Beatty reported Sandhill Crane.
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 Fortujne 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 2 at Dixon Reservoir, Brad Biggerstaff, Jay Breidt, Josh Bruening, and Christine Sparks reported Nashville Warbler.
---On September 2 at Rawhide Energy Station/Hamilton Reservoir, Nick Komar reported Caspian Tern and Long-billed Curlew.
---On September 23 at Spring Creek Bike TGrail just N of Spring Canyon Park, Brad Biggerstaff reported Nashville Warbler.
MESA COUNTY:
---On September 2 at James M Robb Colorado River SP, Pear Park Section, Connee Moffat reported Black-necked Stilt. On September 3 at James M Robb Colorado River SP, Pear Park Section, Tyler Wilson reported 4 Clay-colored Sparrows.
---On September 2 at Green Heron Pond, David Price reported 2 Semipalmated Sandpiper, Solitary Sandpiper and 2 Blue-gray Gnatcatcher. 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.
MONTEZUMA COUNTY:
---On September 2 at Totten Reservoir, Jim Beatty reported Cliff Swallow and 15 Tree Swallows.
---On September 2 at Simon Draw SWA, Jim Beatty reported Willow Flycatcher, Dusky Flycatcher, Cliff Swallow, and Clay-colored Sparrow.
---On September 2 at Denny Lake Park, Jim Beatty reported Cliff Swallow and Cassin's Vireo.
---On September 2 at Industrial Park Pond, Jim Beatty reported Sora.
MONTROSE COUNTY:
---On September 2 at Nucla Domestic Reservoir, Coen Dexter and Brenda Wright reported Hammond's Flycatcher, Gray Flycatcher, Black Phoebe, 2 Pinyon Jay, 2 Woodhouse's Scrub-Jay, Purple Martin, Northern Waterthursh, and 4 Nashville Warblers.
---On September 2 at Nucla Ave Five, Brenda Wright and Coen Dexter reported Sandhill Crane, and 2 Purple Martin.
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.
PARK COUNTY:
---On September 2 at Antero Reservoir, SE side, Tony Leukering reported Hooded Merganser, 2 Caspian Terns, 9 Black Tern, and 2 Bank Swallows. On September 3 at Antero Reservoir, SE side, Alan and MaryLynne Ketcham reported 2 Caspian Terns.
---On September 2 at CR 59 pond, Tony Leukering reported Loggerhead Shrike.
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 3 in Lamar on S 13th St., Dorothy Russell reported m Baltimore Oriole.
PUEBLO COUNTY:
---On September 2 at Roselawn Cemetery in Blende, Mark Miller reported Blue-headed Vireo, Black-and-white Warbler.
ROUTT COUNTY:
---On September 2 at Marabou Loop in Steamboat Springs, Joel Such and Tresa Moulton reported 18 Sharp-tailed Grouse, 90 Sandhill Crane, 3 Red-naped Sapsucker, and Grasshopper Sparrow.
---On September 2 at Stagecoach Reservoir, Brendan Beers reported White-faced Ibis.
SAN JUAN COUNTY:
---On September 2 on CR 32, Silverton, Aaron Keller reported Blue-gray Gnatcatcher.
SAN MIGUEL COUNTY:
---On September 3 at Snyder's Pond, George Steele reported Solitary Sandpiper.
SUMMIT COUNTY:
---On September 3 at Old Dillon Reservoir, Tyler Wilson reported 5 White-faced Ibis.
WASHINGTON COUNTY:
---On September 2 at Prewitt Reservoir, Michael Lester, Dean Shoup, Joey Kellner, Lisa Edwards, Norm Erthal, and Tim Smart reported Piping Plover, 2 Black-bellied Plovers, Buff-breasted Sandpiper, 12 Pectoral Sandpipers, and 3 Common Tern. On Semptember 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.
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.
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.
---On September 2 at Bonny Reservoir – Foster Grove Area, David Dowell reported 8 Red-headed Woodpecker, Olive-sided Flycatcher, 2 Least Flycatchers, Baltimore Oriole, Golden-winged Warbler, Tennessee Warbler, Nashville Warbler, and 4 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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