Date: 9/9/17 4:06 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for September 9, 2017
Hello cobirders,

Our report is called Rare Bird Alert because search engines find it
better. The report is really "Uncommon Bird Report" Not all uncommon
birds are rare birds. Birders may want to know where to see them anyway!
Without being a member, "cobirders" can be read at:
http://groups.yahoo.com/group/cobirders/messages

Report Uncommon Birds at: 303-324-7994 or http://coloradobirdingsociety.net

NOTE: Reports do not confirm sightings. Choose to chase at your own risk
and expense.!
NOTE: To reduce length of report, only recent sightings listed; visit
Colorado Birding Society's website everyday for additional sightings!

Reports added: 9/8/2017
Adams (Nashville Warbler)
Boulder (Chestnut-sided Warbler, Williamson's Sapsucker, Semipalmated
Plover, Common Tern)
Denver (Wild Turkey, Least Flycatcher)
El Paso (Tennessee Warbler, Northern Waterthrush, Williamson's Sapsucker,
Greater Roadrunner)
El Paso/Pueblo (Ladder-backed Woodpecker, Northern Mockingbird, Red-eyed
Vireo, Curve-billed Thrasher, Cassin's Sparrow, Cassin's Kingbird, Cassin's
Vireo)
Jefferson/Douglas (Eastern Phoebe, Indigo Bunting, Sabine's Gull, lesser
Black-backed Gull)
Larimer (Caspian Tern)
Pueblo (Black-throated Green Warbler)
Weld (Dickcissel, Red-headed Woodpecker, Least Flycatcher, Cassin's
Kingbird, Burrowing Owl, Tennessee Warbler, Nashville Warbler)
Bent (Blue-headed Vireo, possible Black-billed Cuckoo)
Logan/Washington (American Golden-Plover, Semipalmated Plover, Marbled
Godwit, Buff-breasted Sandpiper, Pectoral Sandpiper, Short-billed
Dowitcher, Red-necked Phalarope, Lesser Black-backed Gull, Common Tern,
Cassin's Vireo, Red-eyed Vireo, Black-and-white Warbler, American Redstart,
Northern Parula, Bay-breasted Warbler)
Washington (Chestnut-sided Warbler)
Alamosa (American Redstart, Snowy Plover)
Mesa (Northern Waterthrush)
Ouray (Golden-winged Warbler, Black Swift)
Saguache (American Bittern)

FRONT RANGE AND NORTHEASTERN COLORADO

Adams County
++++Barr Lake
Townsend's Warbler (6) (Pheneger/McBurney) (first 8/27) 9/7
Cassin's Vireo (2) (Stevens/McBurney) (first 8/14) last 9/5
Tennessee Warbler (McBurney) first 9/5
++++Rocky Mountain Arsenal
Cassin's Vireo (Jacob Washburn) first 9/5
(along First Creek trail, accessed from Buckley Road)
Red-headed Woodpecker (Stevens/Washburn) (first 9/4) last 9/5
Sage Thrasher
(4+) --Rattlesnake Hill parking area (Stevens/Washburn) (first 9/4) 2;
last 9/5
++++Eastlawn Memorial Cemetery
Townsend's Warbler (Dave King) first 9/5

Adams/Denver Counties
++++First Creek Trail
Nashville Warbler (2) --Adams cty section (John Breitsch) first 9/8
++++DIA Owl Loop
Burrowing Owl (1) --W. Cargo Road & Third Creek (Stevens:Kosten) last 9/4

Arapahoe County
++++Aurora Sports Park
American Redstart (Dave King) first 9/5
(Along Sand Creek, 100 yards south of east-west to north-south bend)
++++Picadilly Road & 6th Avenue
Northern Mockingbird (Dave King) first 9/5

Boulder County
++++Walden Ponds
Chestnut-sided Warbler (Mark Holmgren) first 9/8
Williamson's Sapsucker (imm) (Ted Floyd) first 9/8
++++Lagerman Reservoir
Semipalmated Plover (2) (Luke Pheneger) first 9/8
Common Tern (Pheneger) first 9/8
++++Wild Basin Section of Rocky Mountain National Park
Black Swift (4) --Ouzel Falls (Myron Gerhard) last 9/6
++++Warembourg Open Space Area
Olive-sided Flycatcher (Jack Bushong) (first 9/1) last 9/6

Denver County
++++Bluff Lake Nature Area
Wild Turkey --east of Lake (Washburn/Andrew Fontenot) (first 8/16) last
9/8
Least Flycatcher (Jacob Washburn/Loch Kilpatrick) (first 9/6) last 9/8

El Paso County
++++Clear Spring Ranch
Tennessee Warbler (Steve Brown) first 9/8
Northern Waterthrush (Steve Brown) last 9/8
++++Blodget Peak Open Space
Williamson's Sapsucker (Bruce Nygaard) last 9/8
++++Hanover Road
Greater Roadrunner (1) (Diane Roberts/Norm Lewis) (first 7/28) last 9/8
++++Pupit Rock Park
Tennessee Warbler (Del Nelson) first 9/7
Olive-sided Flycatcher (Del Nelson) first 9/7
Blue-headed Vireo (Alan Versaw) first 9/6
Cassin's Vireo (Versaw) first 9/6

El Paso/Pueblo Counties
++++Chico Basin Ranch (fee area)
Ladder-backed Woodpecker (Aaron Yappert) 2; last 9/8
Northern Mockingbird (Aaron Yappert) 7; last 9/8
Red-eyed Vireo (Yappert) first 9/8
Curve-billed Thrasher (Lewis) last 9/8
Cassin's Sparrow (Norm Lewis) 4; last 9/8
Ovenbird (Aaron Yappert) (first 9/6) last 9/7
American Redstart (Yappert) first 9/7
Northern Mockingbird --banding station (Aaron Yappert) 3; last 9/7
Ovenbird (Aaron Yappert) (first 9/6) last 9/7
American Redstart (Yappert) first 9/7
(all above: banding station area, unless otherwise stated)
(All above: El Paso County)
Cassin's Kingbird --HQ (Aaron Yappert) last 9/8
Cassin's Sparrow (Lewis) last 9/8
Ladder-backed Woodpecker --headquarters (John Drummond) last 9/6
Cassin's Vireo --headquarters (Norm Lewis) last 9/8
(All above: Pueblo County)

Huerfano County
++++Lathrop State Park
Pinyon Jay (5) (JoAnn Riggle) first 9/7

Jefferson/Douglas County
++++Hildebrand Ranch Park
Eastern Phoebe (Stevens) first 9/8
Indigo Bunting (Stevens) first 9/8
++++Chatfield Reservoir area
Sabine's Gull (5) --east of marina sandspit (Joey Kellner/Richard
Stevens) (first 9/3) last 9/8
Lesser Black-backed Gull --marina sandspit (Holden:Glass/Stevens) (first
8/26) last 9/8
Black Phoebe --swim beach (Holub/Betty Glass) first (first 9/2) last 9/7
Eastern Phoebe --swim beach (Brian Johnson) (first 9/3) last 9/7
American Redstart --swim beach (Lorraine Lanning) first 9/7

Larimer County
++++Timnath Reservoir
Caspian Tern (2) (Joe Mammoser) (first 8/16) 4; last 9/8
++++South Bartels Reservoir
Black-bellied Plover (Lori Pivonka/David Wade) (first 9/6) last 9/7
++++Rocky Mountain National Park
Brown-capped Rosy Finch
(15) --Medicine Bow Curve (Adam Dudley) last 9/6

Pueblo County
++++Pueblo Reservoir
Black-throated Green Warbler --Cottonwood picnic area parking lot
(Percival) (first 9/7) last 9/8
Townsend's Warbler (2) --Osprey picnic area (Brandon Percival) first 9/7
Townsend's Warbler (2) --Cottonwood picnic area (Percival) first 9/7
Black-and-white Warbler --Cottonwood picnic area (Percival) first 9/7
++++Cattail Crossing
Blackpoll Warbler (Pecival) first 9/7

Weld County
++++Behrens Reservoir
Dickcissel (1) (Gene Rutherford) (first 7/16) reported 9/8
++++Norma's Grove
Red-headed Woodpecker (Erthal) last 9/8
Least Flycatcher (Jean Olson/Rutherford) (first 9/3) last 9/8
Cassin's Kingbird (Rutherford) first 9/8
++++Beebe Draw Ponds area
Burrowing Owl (2) --CR 42 (Rutherford) last 9/8
Red-necked Phalarope --CR 42 (Gary Lefko) first 9/7
++++Crow Valley Campground
Tennessee Warbler (Joey Kellner) reported 9/8
Nashville Warbler (Kellner) reported 9/8
Ovenbird (Cynthia Kristensen) first 9/7
++++Cozzens Lake
Blackpoll Warbler (Rutherford) first 9/7
++++Clark Lake
Red-eyed Vireo (Gene Rutherford) first 9/7
++++County Road 57, north of Hwy 14
Tennessee Warbler (Gene Rutherford) first 9/7

SOUTHWESTERN COLORADO

Baca County
++++Two Buttes Reservoir & area
Prothonotary Warbler (Percival) first 9/5
Great Crested Flycatcher (2) (Mlodinow/Percival) (first 9/3) last 9/5
Blue-headed Vireo (2) (Mlodinow/Percival) (first 9/3) last 9/5
Cassin's Vireo (Percival) first 9/5
Red-eyed Vireo (Percival) first 9/5
Tennessee Warbler (Mlodinow/Percival) (first 9/3) last 9/5
Black-and-white Warbler (Percival) first 9/5
American Redstart (3) (Percival) first 9/5
Ovenbird (Percival) first 9/5
Least Flycatcher (Percival) first 9/5
Green Heron (Percival) first 9/5

Bent County
++++Tempel Grove
Blue-headed Vireo (Percival/Drummond) (first 9/5) last 9/8
Possible Black-billed Cuckoo (John Drummond) reported 9/8
Yellow-bellied Flycatcher --north side of Canal, east of CR 35 (Duane
Nelson) first 9/7
Magnolia Warbler (1st year female) (Duane Nelson) first 9/7
Yellow-billed Cuckoo (Leatherman/Jane Stulp) (first 9/4) 2; last 9/7
Red-headed Woodpecker (Jane Stulp) 3; last 9/7
Olive-sided Flycatcher (Stulp) first 9/7

Otero County
++++La Junta (4th Street/west of Colorado Ave)
Greater Roadrunner (Susan Dietrich-Schneider) first 9/7
Scissor-tailed Flycatcher (Dietrich-Schneiger) first 9/7
Mississippi Kite (Dietrich-Schneiger) last 9/7

NORTHEASTERN COLORADO

Kit Carson County
++++Flagler Reservoir
Blue-headed Vireo (Stevens:Michaels) first 9/5
Red-eyed Vireo (Stevens:Michaels) first 9/5
Great Crested Flycatcher (Stevens:Michaels) first 9/5
Ovenbird (Stevens:Michaels) first 9/5
Red-headed Woodpecker (Stevens:Michaels) last 9/5
American Redstart (Dowell/Stevens:Michaels) (first 9/1) last 9/5

Logan/Sedgwick County
++++Jumbo Reservoir
Pectoral Sandpiper (Steve Larson/Brad Andres) (first 8/22) last 9/6

Logan/Washington Counties
++++Prewitt Reservoir area
American Golden-Plover (Kathy Mihm-Dunning) first 9/8
Semipalmated Plover (Mlodinow/Mihm-Dunning) (first 8/29) 3; last 9/8
Marbled Godwit (Blue/Mihm-Dunning) first (first 8/24) 3; last 9/8
Buff-breasted Sandpiper (Mihm-Dunning) first 9/8
Pectoral Sandpiper (Mihm-Dunning) 29; first 9/8
Short-billed Dowitcher (Glenn Walbek) reported 9/8
Red-necked Phalarope (8) (Mihm-Dunning) first 9/8
Lesser Black-backed Gull (Walbek) first 9/8
Common Tern (Walbek) first 9/8
Cassin's Vireo (Kilpatrick/Mihm-Dunning) (first 8/31) last 9/8
Red-eyed Vireo (Walbek) first 9/8
Black-and-white Warbler (Walbek) 2; first 9/8
American Redstart (3) (Mihm-Dunning) first 9/8
Northern Parula (Mihm-Dunning) first 9/8
Bay-breasted Warbler (Mihm-Dunning) first 9/8
(best shorebird location: southwest corner/access from inlet canal)
(best passerine location: inlet canal grove)

Phillips County
++++Frenchman Creek Wildlife Area
Red-headed Woodpecker (Norm Lewis) first 9/6

Washington County
++++Washington Country Club Golf Course Park
Chestnut-sided Warbler (Glenn Walbek) first 9/8

Yuma County
++++Yuma County Road 45
Greater Prairie-Chicken (7) (Stevens:Kosten/Stevens:Michaels) (first
2/18) 2; last 9/7
--Between Hwy 385 and Lek, 1.7 miles/east/hwy 385
++++Sandhiller Motel, Wray
Blue-headed Vireo --cottonwood, east end of parking lot
(Stevens:Michaels) first 9/7
++++Stalker Pond
Northern Cardinal (2) (Stevens:Michaels) last 9/7
Northern Waterthrush (Stevens:Michaels) first 9/7
++++Wray Fishing Unit
Olive-sided Flycatcher (Stevens:Michaels) first 9/7
Northern Cardinal (Stevens:Michaels) last 9/7
++++Sandsage Wildlife Area
Red-headed Woodpecker (Stevens:Michaels) last 9/7
Bell's Vireo (Stevens:Michaels) first 9/7
++++Wray City Park
Red-headed Woodpecker (Stevens:Michaels) first 9/7
++++Bonny Reservoir Area
Blue-headed Vireo (Stevens:Michaels) first 9/6
Cassin's Vireo (2) (Stevens:Michaels) first 9/6
American Redstart --wagon wheel (Linda Lee/Stevens:Michaels) (first 9/4)
last 9/6
Magnolia Warbler --Hale Ponds (Stevens:Michaels) first 9/6
Nashville Warbler --Hale Ponds (Stevens:Michaels) first 9/6
Townsend's Warbler --Hale Ponds (Mlodinow/Stevens:Michaels) (first 9/1)
last 9/6
Great Crested Flycatcher --Hale (Stevens:Michaels) last 9/6
Red-bellied Woodpecker --Hale (Stevens:Michaels) last 9/6
Red-bellied Woodpecker (3) --Hale Ponds (Stevens:Michaels) last 9/6
Red-headed Woodpecker (5) --wagon wheel (Stevens:Michaels) last 9/6
Red-headed Woodpecker (6) --Hale Ponds (Stevens:Michaels) last 9/6
Baltimore Oriole (5) --Hale Ponds (Mlodinow/Stevens:Michaels) (first 9/1)
last 9/6
Northern Cardinal --Foster's Grove (Stevens:Michaels) last 9/6
Eastern Screech-Owl (2) --Hale Ponds (Stevens:Michaels) last 9/6
Eastern Screech-Owl (1) --Hale (Stevens:Michaels) last 9/5
Eastern Screech-Owl (3) --Republican River (Stevens:Michaels) last 9/5
Short-eared Owl (Stevens:Michaels) last 9/5
Long-eared Owl (1) (Stevens:Michaels) last 9/5
Common Poorwill (Stevens:Michaels) last 9/5

WESTERN COLORADO

Alamosa County
++++Cattails Golf Course
American Redstart --black tee/ Cougar Woods (John Rawinski) first 9/8
++++Blanca Wetlands
Snowy Plover --Pond 46 (Daniel Toronto:Leah Dodd/John Rawinski) (first
7/16) last 9/8

Chaffee County
++++Chaffee County
Lewis's Woodpecker (1) --Buena Vista Nature trail (David Webb) last 9/7

Clear Creek County
++++Mt. Evans Road
Barrow's Goldeneye (2+) --Echo Lake (Dave King/Lorraine Lanning) (first
5/11) 5; last 9/5
American Three-toed Woodpecker (1)--Echo Lake
(Fontenot:Bezuidenhout/Lorraine Lanning) (first 7/16) last 9/5

Custer County
++++DeWeese Reservoir
Sabine's Gull (juvenile) (Cheryl Teuton/Rich Miller) (first 9/3) last 9/6
Chestnut-sided Warbler (juv) --below dam (Rich Miller) first 9/6

Fremont County
++++County Road 19, south of CR 106
Lewis's Woodpecker (2) (Sandra Ewald) first 9/7

Mesa County
++++Horsethief Canyon Wildlife Area
Northern Waterthrush (Mike Henwood) first 9/8
(small pond along River Trail)

Montrose County
++++Black Canyon of Gunnison National Park
Dusky Grouse (1) --Campgrounds (John Coons) last 9/7
++++Airport Lake Area
Black Phoebe --Cooper's Ditch, see map (Dexter:Wright) first 9/5
Lewis's Woodpecker --Cooper's Ditch, see map (Dexter:Wright) first 9/5

Ouray County
++++Ridgway State Park
Golden-winged Warbler (imm female) --banding station (Mary Menz) first
9/8
++++Ouray and Box Canyon Falls
Black Swift (2) (Glenn Walbek/Linnea Rowse) (first 6/11) 5; last 9/8

Park County
++++Antero Reservoir
Long-tailed Jaeger (Steve Mlodinow/Joel Adams) (first 8/26) last 9/4

Saguache County
++++Russell Lakes Wildlife Area
American Bittern (2) (John & Kathy Keagle/JoAnn Riggle) (first 5/26) last
9/8

Good Birding!

Directions to birding spots and maps on CoBus website:
http://coloradobirdingsociety.net

Amy Davenport, Secretary, Colorado Birding Society Denver, CO
Contact CoBus/Report Interesting Birds: 303-324-7994
Subscribe to "cobirders" by sending blank email to:
cobirders-subscribe AT yahoogroups.com
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