Date: 8/25/17 4:05 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for August 25, 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:

Report Uncommon Birds at: 303-324-7994 or

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: 8/24/2017
Adams (Barn Owl)
Adams/Denver (Northern Waterthrush, Northern Mockingbird)
Bent (Upland Sandpiper, Burrowing Owl)
Clear Creek (Barrow's Goldeneye, Brown-capped Rosy Finch)
El Paso (Mississippi Kite, Northern Waterthrush, Burrowing Owl, Northern
Mockingbird, Ladder-backed Woodpecker)
El Paso/Pueblo (Ladder-backed Woodpecker, Bell's Vireo, Cassin's Vireo,
Curve-billed Thrasher)
Fremont (Lewis's Woodpecker)
Grand (Barrow's Goldeneye)
Jefferson/Douglas (Crested Carcara, American Redstart)
Kiowa (Red-headed Woodpecker, Least Flycatcher, Great Crested Flycatcher,
American Redstart)
La Plata (Lewis's Woodpecker, Townsend's Warbler)
Larimer (Sage Thrasher, Dusky Grouse)
Logan (Blue-headed Vireo, Red-bellied Woodpecker, Northern Cardinal,
Baltimore Oriole, Eastern Screech-Owl)
Logan/Washington (Marbled Godwit, Pectoral Sandpiper, Least Flycatcher,
American Redstart)
Moffat (American Redstart)
Prowers (Swallow-tailed Kite, White-winged Dove, Greater Roadrunner,
Red-headed Woodpecker)


Adams County
++++Barr Lake
Barn Owl --banding area (Terry Michaels) last 8/24
Least Flycatcher --banding station (David Dowell/Meredith McBurney)
(first 8/10) last 8/22

Adams/Denver Counties
++++First Creek Trail
Northern Waterthrush (Jacob Washburn) first 8/24
Northern Mockingbird (Washburn) last 8/24
(All above: First Creek Trail, west of Buckley Road to new Rocky Mountain
Arsenal fence)
Northern Mockingbird (1 each, Denver & Adams Ctys) (John Breitsch) last
++++DIA Owl Loop
(NOTE: Loop closed due to road construction)
Burrowing Owl (2, walked in only from 112th Avenue) (Stevens:Kosten) last

Arapahoe County
++++Eastern Arapahoe County
Red-headed Woodpecker (adult, 2 juvenile) (Terry Michaels) first 8/21
(Kiowa Creek at County Line Road; seen in Arapahoe & Elbert Counties)
Olive-sided Flycatcher --Kiowa Creek to Arapahoe Cty Open Space
(Michaels) first 8/21
Burrowing Owl (Stevens:Kosten/Michaels) first (first 5/5) Last 8/21
(--CR 30, 0.5 miles/east/CR 149)

Boulder County
++++Wild Basin Section of Rocky Mountain National Park
Black Swift (5) --see map (Marcel Such/Steve Altman) (first 7/17) 5;
last 8/23
++++Shanahan Trails
Townsend's Warbler (Christian Nunes) first 8/22
++++Old St. Vrain Road
Northern Waterthrush (Nan Perkins) first 8/21
++++Near Warembourg Open Space Area & Dutch Creek Park
Nashville Warbler (Jack & Ryan Bushong) first 8/21
Townsend's Warbler (Jack & Ryan Bushong) first 8/21

El Paso County
++++Fountain Creek Regional Park
Mississippi Kite (4) (Joel Adams) last 8/24
Northern Waterthrush (David Tonnessen/Joel Adams) (first 8/12) last 8/24
American Redstart --cattail marsh area (Cormier-Aagaard:J. Richardson)
first 8/21
++++Squirrel Creek Road
Ladder-backed Woodpecker (Mel &amp; Jeanne Goff) first 8/24
++++Hanover Road and area
Burrowing Owl (5) (Mel Goff & all) last 8/24
Cassin's Sparrow (4) --Hanover Road/west/DeGroot Road (Cheri Phillips)
last 8/23
++++Peyton Hwy south of Hanover Roada
Northern Mockingbird (Mel Goff & all) last 8/24
++++Ramah Wildlife Area
Dickcissel (2) (Hinds/Alan Versaw) (first 6/24) 3; last 8/22

El Paso/Pueblo Counties
++++Chico Basin Ranch (fee area)
Ladder-backed Woodpecker (David Tonnessen) last 8/24
Bell's Vireo (Tonnessen) reported 8/24
Cassin's Vireo (Tonnessen) first 8/24
(all above: banding station area, El Paso County)
Curve-billed Thrasher --HQ (David Tonnessen) first 8/24
(All above: Pueblo County)

Jefferson County
++++Genesee Mountain Park
Williamson's Sapsucker (2) (Richard Stevens/Susan Strasevicz) (first
3/10) 4; 8/23
Townsend's Warbler (3) (Norm Lewis/Strasevicz) (first 8/14) last 8/23
++++Hildebrand Ranch Park
Northern Waterthrush (David Suddjian) first 8/22
++++Deer Creek area/South Valley Park
Eastern Phoebe
(1) --Deer Creek at South Valley southern parking lot (Suddjian) last 8/22
(1) --Deer Creek at Buckhorn Road (Suddjian) 1; last 8/21

Jefferson/Douglas County
++++Chatfield Reservoir area
Crested Caracara (Lowell Baunmunk) first 8/24
(last seen 8:15 flying toward Chatfield State Park from Highline canal)
(probable same bird seen at 10:45 at Rueter Hess Reservoir, private)
American Redstart (2) --Audubon Center (Michaels) last 8/24

Larimer County
++++Douglas Reservoir
Sage Thrasher (2) (Brandon Nooner/Jared Del Rosso) (first 8/9) last 8/24
++++Rocky Mountain National Park
Dusky Grouse
(3) --Cub Lake trail (Matt Cohen/Kay Hawklee:Lisa Grubbs) (first 8/22)
last 8/24
(2) --Fern Lake trail (Kay Hawklee:Lis Grubbs) first 8/23
Brown-capped Rosy Finch
(7) --Forest Canyon overlook (Edward Lewis) first 8/22
(4) --Rock Cut pullover (Kara Carragher/Edward Lewis) (first 6/4) 1; last
(4) --Medicine Bow Curve (Marion Warren/Robert Beauchamp;) (first 6/5) 2;
last 8/12
American Three-toed Woodpecker
(1) --Lake Irene (Leslie Starr) last 8/22
(2) --Moraine Park (Austin Hess) first 8/22
White-tailed Ptarmigan
(up to 8) --Rock Cut Trail (Marion Warren/Shannon Skalos) (first 6/5)
last 8/17
(2) --Medicine Bow Curve (Marion Warren/Kevin Floyd) (first 6/5) 3; last
++++Duck Lake
Red-necked Phalarope (Gwen Moore/Ed Pandolfino) (first 8/14) 3; last 8/22

Pueblo County
++++Nepesta Road Marsh
Red-headed Woodpecker (2) (Richard Taylor) last 8/23
Black Rail (2) (Brad Steger:Mark Peterson/Nick Komar:Austin Hess) (first
5/26) 2; last 8/20
++++Pueblo Mountain Park
Grace's Warbler (4) (Chris Goulart/Sharon Cormier-Aagaard) (first 5/7)
last 8/21
Acorn Woodpecker (Ryan Andrews:Nancy Overholtz) last 8/17

Weld County
++++Crow Valley Campground
American Redstart (2) (Steve Mlodinow/Maggie Carpenter) (first 8/22) last
++++Pawnee National Grasslands area
Bronzed Cowbird --CR 96, east of CR 69; see map (Nan Perkins) reported
Chestnut-collared Longspur
(15) --CR 47/south/CR 116 (Rebecca Laroche/Jonathan Mays) (first 8/19)
32; last 8/22
Burrowing Owl
(4+) --CR 100/west/CR 390 & CR 99 (Lefko/Alan Moss) (first 4/15) 2; last


Baca County
++++ ritchett
Curve-billed Thrasher --see map (Jim Dennis) first 8/22
++++Two Buttes Reservoir & area
Ladder-backed Woodpecker (Stevens:Kosten) last 8/21
Barn Owl (Stevens:Kosten) last 8/21

Bent County
++++John Martin Reservoir area
Upland Sandpiper --Hwy 50, east of CR 14 (Joel Adams) first 8/24
Burrowing Owl --Hwy 50, east of CR 14 (Joel Adams) first 8/24
++++Fort Lyons Wildlife Easement Area & Wildlife Area
Black Rail (1) --CR 16/south/CR JJ (Christine Alexander/Loch Kilpatrick)
(first 8/12) 2; last 8/22

Crowley County
++++Olney Springs Wildlife Area
Curve-billed Thrasher (Mark Holmgren) first 8/21
Northern Waterthrush (Mark Holmgren) first 8/21

Kiowa County
++++Neenoshe Reservoir
Red-headed Woodpecker (8) (Nick Moore) last 8/24
Least Flycatcher (Nick Moore) first 8/24
Great Crested Flycatcher (Nick Moore) first 8/24
Black-bellied Plover (Kilpatrick) first 8/22
Long-billed Curlew (2) (Kilpatrick) last 8/22
Pectoral Sandpiper (Mlodinow/Kilpatrick) (first 8/19) last 8/22
++++Kiowa Creek at CR 40
Great Crested Flycatcher (Mlodinow/Nick Moore) (first 8/6) last 8/24
++++Upper & Lower Queens Reservoirs
American Redstart (Nick Moore) first 8/24
Olive-sided Flycatcher (2) (Richard Tayler) first 8/23
Marbled Godwit --Lower Queens Reservoir (Glenn Walbek) first 8/22

Kiowa/Bent Counties
++++Blue Lake
Long-billed Curlew (Komar/Stevens:Kosten) (first 8/17) 1; last 8/21
Snowy Plover (17) (Mlodinow/Stevens:Kosten) (first 7/9) last 8/21

Otero County
++++Lake Cheraw
Dickcissel (1) (Bill Kaempfer/Mark Holmgren) (first 8/16) last 8/22

Prowers County
++++Willow Creek Park
Swallow-tailed Kite (Eric DeFonso) last 8/24
(intersection of 3rd and Walnut)
(also: Willow Creek swimming pool, look in Mississippi Kite flocks)
White-winged Dove (Nick Moore) first 8/24
Greater Roadrunner (Nick Moore) first 8/24
Red-headed Woodpecker (Nick Moore) last 8/24
Red-bellied Woodpecker (Stevens:Kosten) last 8/21
++++Lamar Community College
Northern Waterthrush (John Drummond) first 8/23
Northern Cardinal (John Drummond) last 8/23


Logan County
++++Tamarack Ranch Wildlife Area
Blue-headed Vireo (Stevens:Kosten) first 8/24
Red-bellied Woodpecker (Stevens:Kosten) 3; last 8/24
Northern Cardinal (Stevens:Kosten) 2; last 8/24
Baltimore Oriole (female type) (Stevens:Kosten) last 8/24
Eastern Screech-Owl (Stevens:Kosten) 2; last 8/24
++++County Road 8 (btw: CR 67/CR 65)
Bewick's Wren (Steve Larson) reported 8/23

Logan/Sedgwick County
++++Jumbo Reservoir
Semipalmated Plover (5) (Brian Johnson) first 8/23
Ruddy Turnstone (Steve Larson) first 8/22
Pectoral Sandpiper (Steve Larson) first 8/22

Logan/Washington Counties
++++Prewitt Reservoir & Area
Marbled Godwit (6) (Norm Lewis/David Blue) (first 7/28) last 8/24
Pectoral Sandpiper (Dean Shoup/David Blue) (first 8/6) last 8/24
Least Flycatcher (David Blue) first 8/24
American Redstart (David Blue) first 8/24
Burrowing Owl (2) --CR 6/west/CR 17 (Norm Lewis) (first 7/28) last 8/23
Red-headed Woodpecker (Norm Lewis) last 8/23
Semipalmated Plover (Jack & Ryan Bushong/Steve Mlodinow) (first 8/20)
last 8/22
Marbled Godwit (2) (Norm Lewis/Mlodinow) (first 7/28) last 8/22
Lesser Black-backed Gull (Mlodinow) first 8/22

Morgan County
++++County Road 26 Playa
Semipalmated Plover (2) (Steve Mlodinow) first 8/22

Sedgwick County
++++Sedgwick Bar Wildlife Area
Upland Sandpiper (Stevens:Danka) first 8/23
Red-bellied Woodpecker (Stevens:Danka) last 8/23
++++CR 32, east of CR 61
Short-billed Dowitcher (Todd Deininger) reported 8/21

Yuma County
++++Bonny Reservoir Area
Red-bellied Woodpecker (Stevens:Kosten) last 8/22
Eastern Screech-Owl --Hale Ponds (Stevens:Kosten) last 8/22
Lewis's Woodpecker --Wagon Wheel (Stevens:Kosten) last 8/22
++++Beecher Island
Eastern Phoebe (Stevens:Kosten) last 8/22
++++Wray Fishing Unit
Northern Cardinal (Stevens:Kosten) last 8/22
Great Crested Flycatcher (Bernard Morris) first 8/20


Archuleta County
++++Pagosa Springs
Lewis's Woodpecker (14) --San Juan Riverwalk (Ben Bailey) 5; last 8/23
Lewis's Woodpecker (3) --Four Mile Road (Dillon) last 8/22

Chaffee County
++++Chaffee County
Lewis's Woodpecker (2) --CR 324/east/CR 321 (Cindy Lawrence) first 8/21

Clear Creek County
++++Guanella Pass
White-tailed Ptarmigan (Stevens:Kosten/Washburn) (first 9/25) 2; last 8/19
(near intersection of Rosalie & 603 trails)
American Three-toed Woodpecker --Campgrounds (Stevens:Kosten/Jacob
Washburn) (first 9/25/16) last 8/19
++++Mt. Evans Road
Barrow's Goldeneye (2+) --Echo Lake (Dave King/Nan Perkins) (first 5/11)
4; last 8/24
Brown-capped Rosy Finch
(2)--east of Summit Lake (Michaels & all/Perkins) (first 6/12) 2; last
(4) --summit (Frank Hall) 5; last 8/21
(2) --northwest side/Summit Lake (Michaels & all/Tom Jenkins) (first
6/12) last 8/19
White-tailed Ptarmigan
(2)--just below summit (Hudak/Jenkins) (first 7/9) 1; last 8/19
(1) --1000 yards east of Summit Lake parking lot (Stevens & Diaz) last

Custer County
++++County Road 390 area
Lewis's Woodpecker
(3) --CR 396 (Joel Adams:Jason Bidgood) first 8/20
Chihuahuan Raven --Wetmore area (Drew Beamer) reported 8/20

Grand County
++++Windy Gap Reservoir
Barrow's Goldeneye (female type) (Doug Gochfield) last 8/24

Fremont County
Lewis's Woodpecker (2) (Susan Strasevicz) first 8/24
++++County Road 19 at CR 105
Lewis's Woodpecker (2) --see map (Sandra Ewald) last 8/23
++++Arkansas Riverwalk
Black Phoebe (Overholtz) last 8/21

Gunnison County
++++Gunnison County Roads
Gunnison Sage-Grouse (16) --see map; east of BLM 3106 (Rebecca
Alexander/Robert Bowker) (first 8/20) last 8/21
Gunnison Sage-Grouse (5) --CR 38/north of CR 38A (Stevens:Michaels/Phil
Lyon) (first 6/25) 2; last 8/18

Jackson County
++++Arapaho National Wildlife Refuge and Nearby
Greater Sage-Grouse (5) --CR 31, south of Hwy 14 (Walter Wehtje) first
Lark Bunting (3) --self driving auto tour (Wehtje) first 8/23
Sagebrush Sparrow --see map (Ed Huestis) reported 8/20
++++Walden Reservoir and area
Northern Mockingbird (Matt Newport) first 8/20

La Plata County
++++Huck Finn Pond & Animas River Trail
Lewis's Woodpecker (Ryan Votta) 6; last 8/24
Townsend's Warbler (2) (Ryan Votta) first 8/24
++++Pastorius Reservoir
American Redstart (adult male) (Steve Smith/Jason St. Pierre) (first
8/18) last 8/22
Black-throated Blue Warbler (female) (Jim Beatty) first 8/20

Moffat County
++++Loudy Simpson Park
American Redstart (Leonard) first 8/24
Red-eyed Vireo (Jan Leonard) first 8/23

Montrose County
++++Ketchump Trail
Gray Vireo (George Steele) first 8/21
Sage Thrasher (Steele) first 8/21

Ouray County
++++Ouray and Box Canyon Falls
Black Swift (2) (Glenn Walbek/Shannon Skalos) (first 6/11) last 8/18

Routt County
++++Steamboat Springs (Yampa River Core Trail)
Nashville Warbler (San Miguel) (first 8/22) last 8/23
Golden-winged Warbler --see directions (Michael San Miguel) (reported
8/19) last 8/22

Good Birding!

Directions to birding spots and maps on CoBus website:

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