Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
Date: September 5, 2017
This is the Rare Bird Alert for Tuesday, September 5 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 changes.
Cackling Goose (Larimer)
Bufflehead (Custer)
Gunnison Sage-Grouse (Mesa)
Wild Turkey (Baca, *Denver)
Horned Grebe (Park)
White-winged Dove (Prowers)
Yellow-billed Cuckoo (Baca)
Greater Roadrunner (Baca, El Paso, Kiowa)
Black Swift (Boulder, Pueblo)
Chimney Swift (Prowers)
Sandhill Crane (Montezuma, *Routt, Weld)
Snowy Plover (Alamosa)
Upland Sandpiper (Baca, *El Paso, Yuma)
Stilt Sandpiper (Jefferson)
Sanderling (*Larimer, Washington)
Pectoral Sandpiper (*El Paso)
Semipalmated Sandpiper (*El Paso)
Solitary Sandpiper (Boulder, Douglas, El Paso, Jefferson, Larimer, *San Miguel)
LONG-TAILED JAEGER (*Park)
Sabine's Gull (Arapahoe, *Custer, *Douglas)
Lesser Black-backed Gull (*Douglas, Jefferson)
Caspian Tern (Washington)
Black Tern (Kiowa, Larimer, Morgan)
Common Tern (Larimer, Park)
Common Loon (Kiowa, Ouray)
Mississippi Kite (Baca, El Paso, Prowers)
Broad-winged Hawk (Baca)
Red-headed Woodpecker (Arapahoe, Cheyenne, Yuma)
Red-belllied Woodpecker (Yuma)
Williamson's Sapsucker (*Gilpin, *El Paso, *Larimer, Mesa)
Ladder-backed Woodpecker (*El Paso, Pueblo)
American Three-toed Woodpecker (Boulder, Gunnison. *Larimer)
Northern Flicker (Boulder)
Merlin (Pueblo)
Least Flycatcher (Baca, *El Paso, Weld)
Gray Flycatcher (Adams, Montrose)
Black Phoebe (Jefferson)
Eastern Phoebe (Adams, Baca, Douglas, *Jefferson)
Great Crested Flycatcher (Baca)
Cassin's Kingbird (*Lincoln, *Montezuma)
Blue-headed Vireo (Baca, Pueblo)
Red-eyed Vireo (El Paso)
Chihuahuan Raven (El Paso)
Purple Martin (Prowers)
Blue-gray Gnatcatcher (Baca, *Weld)
Curve-billed Thrasher (*El Paso)
Evening Grosbeak (Kiowa)
McCown's Longspur (Weld)
Ovenbird (Baca, Bent, *Weld)
Blue-winged Warbler (*Weld)
Black-and-white Warbler (Boulder, *El Paso, *Weld)
Tennessee Warbler (Baca)
Nashville Warbler (Baca)
American Redstart (Baca, La Plata, *Weld)
Magnolia Warbler (Larimer)
Chestnut-sided Warbler (Baca)
Blackpoll Warbler (Adams)
Cassin's Sparrow (*Lincoln)
Clay-colored Sparrow (Adams, *Arapahoe, Baca, Denver, *Douglas, Eagle, *El Paso, *Jefferson, *Lincoln, Weld)
Brewer's Sparrow (Adams, Denver, *El Paso, *Lincoln, Pueblo)
Lark Bunting (*Lincoln, *Weld)
Fox Sparrow (San Juan)
Dickcissel (Cheyenne, *El Paso, Pueblo)
Bobolink (Boulder)
Baltimore Oriole (Cheyenne, Yuma)
ADAMS COUNTY:
---On September 2 at Barr Lake, Meredith McBurnery reported banding Blackpoll Warbler and Clay-colored Sparrow.
---On September 2 at Rocky Mountain Arsenal NWR, Rebecca Laroche and her DFO Field Trip reported
Gray Flycatcher, 4 Clay-colored Sparrows, and 8 Brewer's Sparrows. On September 3 at Rocky Mountain Arsenal NWR Bluestem Loop Trail, Dave Fundakowski reported 4 Eastern Phoebe.
ALAMOSA COUNTY:
--- On September 3 at Blanca Wetlands NWR, JoAnn Riggle reported Snowy Plover.
ARAPHAOE COUNTY:
---On September 1 at Aurora Reservoir, David Suddjian and his DFO Field Trip reported juv Sabine's Gull.
---On September 2 at Plains Conservation Center, Karen Metz reported Red-headed Woodpecker.
---On September 4 at Cherry Creek SP Pelican Point, Ben Sampson reported Clay-colored Sparrow.
BACA COUNTY:
---On September 3 in town of Walsh, Steve Mlodinow reported Mississippi Kite.
---On September 3 at Turk's Pond SWA, Steve Mlodinow and David Dowell reported Broad-winged Hawk, American Redstart, and 5 Clay-colored Sparrows.
---On September 3 at Two Buttes SWA below the dam, Steve Mlodinow and David Dowell reported Wild Turkey, Upland Sandpiper, 3 Greater Roadrunners, Yellow-billed Cuckoo, Least Flycatcher, Eastern Phoebe, Blue-headed Vireo, Blue-gray Gnatcatcher, 3 American Redstart, 3 Chestnut-sided Warblers, Ovenbird, Tennessee Warbler, and Nashville Warbler.
BENT COUNTY:
---On September 2 at Tempel Grove, Duane Nelson and Norma Verhoeff reported Ovenbird below the bench.
BOULDER COUNTY:
---On September 2 at Walden/Sawhill Ponds, Willem van Vliet reported Solitary Sandpiper.
---On September 2 at Twin Lakes in Boulder, Wilem van Vliet reported Yellow-shafted Flicker.
---On September 2 on South Boulder Creek Trail, Joe Luedtke reported Black-and-white Warbler.
---On September 3 at Rocky Mountain NP Ouzel Falls, Aaron and Emil Yappert reported 4 Black Swifts (1 on nest, 3 flying) and American Three-toed Woodpecker.
CHEYENNE COUNTY:
---On September 1 on R J between CR 24 and CR 31, Steve Mlodinow reported 5 Red-headed Woodpeckers, Dickcissel and pair of Baltimore Orioles.
CUSTER COUNTY:
---On September 3 at Lake DeWeese, Cheryl Teuton and Dan Brooke reported m Bufflehead and juv Sabine's Gull. On Septmeber 4 at Lake DeWeese, Brandon Percival reported juv Sabine's Gull.
DENVER COUNTY:
---On September 2 at Bluff Lake Nature Center Jason Bidgood reported Wild Turkey, 2 Clay-colored Sparrows and Brewer's Sparrow. On Septmeber 4 at Bluff Lake NC, Chris Rurik and his DFO Field Trip reported Wild Turkey.
DOUGLAS COUNTY:
---On September 1 at Chatfield SP Gazebo Heronry Overlook, Isaiah McCort reported Solitary Sandpiper and Eastern Phoebe. On September 3 at Chatfield SP Marina Sandspit, Joey Kellner reported sub-ad Lesser Black-backed Gull and juv Sabine's Gull; Myron Gerhard reported 2 Sabine's Gulls. On September 4 at Chatfield SP Marina Sandspit, Bez Bezuidenhout reported 2 Sabine's Gulls, Lesser Black-backed Gull and 3 Clay-colored Sparrows; Art Hudak reported Lesser Black-backed Gull.
EL PASO COUNTY:
---On September 1 at Fountain Creek regional Park Nature Center/Cattail Marsh Area, Michael Doseck, David and Cheryl Hubbard reported 2 Mississippi Kites.
--- On September 1 at Clear Spring Ranch, Steve Brown reported banding ad Red-eyed Vireo, ad Clay-colored Sparrow, and ad Brewer's Sparrow. On September 4 at Clear Spring Rnach, Steve Brown reported Least Flycatcher and ad Clay-colored Sparrow.
---On September 2 at Chico Basin Ranch (fee area), David Tonnessen reported Ladder-backed Woodpecker, 2 Least Flycatchers, 2 Curve-billed Thrashers, 2 Clay-colored Sparrows, and 5 Brewer's Sparrows. On September 4 at Chico Basin Ranch, Monday Birders reported Upland Sandpiper, f Williamson's Sapsucker, 2 Ladder-backed Woodpeckers, Curve-billed Thrasher, f Black-and-white Warbler, 6 Clay-colored Sparrows, 14 Brewer's Sparrows and 3 Dickcissel. On September 4 at Chico Basin ranch, Aaron Yappert reported Curve-billed Thrasher, Black-and-white Warbler, and 2 Clay-colored Sparrows.
---On September 2 on Hanover Road, David Tonnessen reported Greater Roadrunner, Chihuahuan Raven, Clay-colored Sparrow, and 6 Brewer's Sparrows.
---On September 4 at Ramah Reservoir SWA, Rob Hinds reported 2 Pectoral Sandpipers and Semipalmated Sandpiper.
GILPIN COUNTY:
---On September 4 at Golden Gate Canyon SP , Andrew Fontenot reported f Williamson's Sapsucker near beginning of Horseshoe Trail.
JEFFERSON COUNTY:
---On September 1 at Chatfield SP, Matt Clark reported Semipalmated Sandpiper, 4 Solitary Sandpipers,
Lesser Black-backed Gull at Swim Beach, Black Phoebe at Deer Creek NW of Swim Beach, Eastern Phoebe. On September 2 at Chatfield SP, Thomas Holub reported Black Phoebe at Swim Beach and Phil Lyon reported Black and Eastern Phoebe at Swim Beach. On September 3 at Chatfield SP, Joey Kellner reported Black Phoebe N of Swim Beach and Brian Johnson reported Black and Eastern Phoebe at Swim Beach. On September 3 at Chatfield SP, Aaron Shipe reported Solitary Sandpiper and Lesser Black-backed Gull. On September 4 at Chatfield SP Swim Beach, Pablo Quezada reported Eastern Phoebe.
---On September 4 at Harriman Lake Park, Brian Johnson reported 3 Clay-colored Sparrows.
KIOWA COUNTY:
---On September 3 at Adobe Creek Reservoir (Blue Lake), Steve Mlodinow reported Greater Roadrunner and Black Tern.
LA PLATA COUNTY:
---On September 2 on Animas River trail behind 4 Corners Riversports, Jason St. Pierre reported f-type American Redstart.
LARIMER COUNTY:
---On September 2 at Timnath Reservoir, Nick Komar and Austin Hess reported 6 Cackling Geese, Solitary Sandpiper, and 5 Black Terns.
---On September 3 in Rocky Mountain NP Upper Beaver Meadows, Luke Pheneger reported juv Magnolia Warbler in restoration area north of parking lot.
---On September 2 in Rocky Mountain NP Hollowell Park, Luke and Tracy Pheneger reported American Three-toed Woodpecker and Williamson's Sapsucker.
---On September 2 Rocky Mountain NP Bear Lake, Luke Pheneger reported American Three-toed Woodpecker.
---On September 3 at Lake Estes, Luke Pheneger reported Sanderling and 2 Semipalmated Sandpipers.
---On September 3 at Rocky Mountain NP Endovalley, Luke Pheneger reported American Three-toed Woodpecker.
LINCOLN COUNTY:
---On CR 11, CRM north, Steve Mlodinow reported Cassin's Kingbird, 2 Cassin's Sparrows, 24 Clay-colored Sparrows, 2 Brewer's Sparrows and 5 Lark Buntings.
MESA COUNTY:
---On September 2 on Pinyon Mesa, Denise and Mark Vollmar reported Gunnison Sage-Grouse and Williamson's Sapsucker.
MONTEZUMA COUNTY:
---On September 3 at Totten Reservoir, Jason St. Pierre reported 2 Sandhill Cranes east of boat launch.
---On September 4 at Mesa Verde NP Wetherill Mesa, Stanton Hunter reported Cassin's Kingbird.
PARK COUNTY:
---On September 3 at Antero Reservoir, Loch Kilpatrick and Glenn Walbek reported 10 Horned Grebes and LONG-TAILED JAEGER. On September 4 at Antero Reservoir, Joel Adams reported LONG-TAILED JAEGER.
---On September 3 at Eleven Mile Reservoir, Loch Kilpatrick and Glenn Walbek reported Common Loon and 2 Horned Grebes.
PROWERS COUNTY:
---On September 2 at Lamar Community College Woods north end, Dave Leatherman reported Great Crested Flycatcher, f-type Purple Martin, and a few Mississippi Kites.
PUEBLO COUNTY:
---On September 2 in Colorado City, Dave Silverman and Brandon Percival reported 3 Black Swifts at Lake Beckwith and Brandon reported Dickcissel behind TruValue Hardware.
---On September 2 at Chico Basin Ranch, Rose Pond area, Robb Hinds reported 4 Ladder-backed Woodpeckers, Blue-headed Vireo, and 5 Brewer's Sparrows.
ROUTT COUNTY:
---On September 4 at Morgan Bottoms Rd, Ted Floyd reported a "plenitude" of Sandhill Cranes.
SAN MIGUEL COUNTY:
---On September 2 at Wright's Mesa Farm ponds east of Norwood, George Steele reported Solitary Sandpiper.
---On September 4 at Snyder's Pond, George Steel reported Solitary Sandpiper.
---On September 4 at CR 44Znorht farm pond, Eric Hynes reported Solitary Sandpiper.
WELD COUNTY:
---On September 2 at Crow Valley CG, Chris Goulart reported Least Flycatcher.
---On September 3 at Norma's Grove, Gene Rutherford reported 2 Sandhill Cranes (flyover), Least Flycatcher, McCown's Longspur in field east of grove, north side, Blue-gray Gnatcatcher, 3 American Redstart (1 hatch yr m, 2 f), 5 Clay-colored Sparrows, 8 Lark Bunting. On September 4 at Norma's Grove, Gene Rutherford reported Blue-gray Gnatcatcher, Ovenbird, m Blue-winged Warbler, hatch yr Black-and-white Warbler, 2 American Redstarts (f, hatch year m) and 2 Lark Buntins.
YUMA COUNTY:
---On September 1 at Hale Ponds, Steve Mlodinow reported Upland Sandpiper, 6 Red-headed Woodpeckers, 3 Red-breasted Woodpeckers, 3 Least Flycatchers, 9 Clay-colored Sparrows, 2 Brewer's Blackbirds, 5 Baltimore Orioles.
Denver Field Ornithologists Field Trips:
The DFO Field Trip for Wednesday, September 6 will be to Ken Caryl Valley Area led by David Suddjian (dsuddjian AT gmail.com; 831-713-8659) This trip is full
The DFO Field Trip for Thursday, September 7 will be to Ouzel Falls in Rocky Mountain National Park led by Bill Wuerthele (wuerthel AT ecentral.com; 303-333-2419) This trip is full.
The DFO Field Trip for Saturday, September 9 will be to Joder Ranch led by Chuck Hundertmark (chundertmark8 AT gmail.com; 303-604-0531) From US 36 on north side of Boulder, take Lee Hill Drive west. After the road turns north stay right onto Old Stage Road. At stop sign at Lefthad Canyon Drive go straight and immediately turn into Buckingham Park Parking lot. Meet at 0730.
This is a moderate to difficult half-day hike of 4 miles. Bring water, sunscreen, and snacks. Register online or contact leader.
The DFO Field Trip for Sunday, September 10 will be to Cherry Creek SP Wetlands Loop led by Karen von Saltza and Bill Wuerthele (kvonsaltza AT yahoo.com; 303-941-4881). Meet at 0800 at Prairie Loop lot Cherry Creek Sp. From either park entrance, follow Lake View Rd to the Prairie Loop that is located at the south rim of the reservoir. State Parks pass or day pass required.
This is a half-day of walking that passes through most of the important habitats found in the park over a distance of about 3 miles. Trails could be slippery or muddy. Bring water and snacks; lunch is optional. Beginning birders are welcome.
For more information on the field trips go to dfobirds.org.
Good Birding,
Joyce Takamine
Boulder
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