Date: 9/10/19 11:26 pm
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for September 11, 2019
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: 9/10/2019
Arapahoe (Broad-winged Hawk)
Boulder (Philadelphia Vireo)
Denver (GROOVE-BILLED ANI)
El Paso/Pueblo (Ladder-backed Woodpecker, Cassin's Vireo, Northern
Mockingbird, Blue-headed Vireo)
Larimer (Lesser Black-backed Gull)
Pitkin (Eastern Kingbird)
Weld (Sandhill Crane, Gray Flycatcher)

FRONT RANGE COLORADO

Adams County
++++Rocky Mountain Arsenal
Sage Thrasher --field north of Contact Station (Stevens) first 9/9
++++Barr Lake
Bonaparte's Gull (3) (Jan Gorski) first 9/8
Nashville Warbler --north end/banding station peninsula (Richard
Stevens/McBurney) (first 8/31) last 9/8
++++First Creek Trail
Northern Waterthrush --south of Adams Cty trail, 50 yards, west/trailhead
(Stevens) first 9/7
Baird's or Grasshopper Sparrow? --40 yards/northeast/Pond at Rocky
Mountain Arsenal border (Stevens) first 9/7
Gray Flycatcher (John Breitsch) first 9/7

Adams/Denver Counties County
++++Box Elder Creek & Area
Cassin's Sparrow
--Umpire Road/btw 96th & 104th avenues (Jacob Washburn:Jamie Thompson)
first 9/8
--Umpire Road/south/104th avenue (Adams) (Stevens:Michaels) first 9/7

Arapahoe County
++++Ketring Park and Area
Broad-winged Hawk (Yvette Deane) reported 9/10
++++Cherry Creek Reservoir
Common Tern (Melissa Sabin) first 9/8

Boulder County
++++Walden Ponds area
Philadelphia Vireo (Bob & Anne Marie Taylor) reported 9/10
++++Boulder Reservoir area
Sabine's Gull (juv) --northwest mudflats (Peter Burke) first 9/9
++++Twin Lakes Open Space
Nashville Warbler (Leslie Sutton) first 9/8

Broomfield County
++++Plaster Reservoir
Black-and-white Warbler (Chipper Phillips) first 9/8
++++Alexx and Michaels Pond
Ovenbird (David Ely:Matt Hofeditz) first 9/7

Denver County
++++Sand Creek South of Smith Road
Groove-billed Ani (when confirmed, 4th State Record --200 yards south
(Jason Bidgood/M.OB.) (first 9/8) last 9/10

Douglas County
++++Cherry Creek Trail & Walker Pit
Common Loon --Gravel Pit (Hugh Kingery) (first 6/22) last 9/9
++++Spruce Mountain Open Space
Ash-throated Flycatcher (Bea Weaver) first 9/8

El Paso County
++++Clear Spring Ranch banding station
Eastern Phoebe (Gloria Nikolai:Eric Plage) first 9/8
Bell's Vireo (M.OB.) reported 9/8

El Paso/Pueblo Counties
++++Chico Basin Ranch (fee area)
Ladder-backed Woodpecker (Snowden) last 9/10
Cassin's Vireo (Snowden) first 9/10
Northern Mockingbird (Snowden) (first 9/6) 3; last 9/10
Blue-headed Vireo (Chuck Aid) reported 9/9

Jefferson County
++++Red Rocks Park
Barn Owl (Robert Raker/Christian Hagenlocher) (first 5/17) 3; last 9/9

Jefferson/Douglas Counties County
++++Chatfield Reservoir
Caspian Tern (2) (David Tonnessen & all/Bea Weaver:Kevin Williams) (first
8/26) 2; last 9/9
(Latest: marina sand spit; also check Plum Creek delta)
Prairie Warbler --cottonwoods north of Kingfisher Bridge parking lot
(Michael Lester) reported 9/8

Larimer County
++++Lake Loveland
Lesser Black-backed Gull (Joshua Smith) (reported 9/9) again 9/10
++++Cobb Lake Unit, Wellington Wildlife Area
Common Loon (Andy Bankert) first 9/9

Pueblo County
++++Pueblo Reservoir
Common Loon (Percival/Cody Ensanian) (first 9/5) last 9/8

Weld County
++++Beebe Draw Ponds area
Sandhill Crane (2) --CR 40/west/CR 45 (Ivan Mota) first 9/10
++++Pawnee National Grasslands area
Gray Flycatcher --CR 114/east/Hwy 85 (Edward Raynor) reported 9/10

SOUTHEASERN COLORADO

Kiowa County
++++12th & Main, Eads
Ruby-throated Hummingbird (Mlodinow/Leukering) (reported 9/7) reported
again 9/9
Black-chinned Hummingbird (Mlodinow) reported 9/7
++++Upper & Lower Queens Reservoirs
Mississippi Kite --unusual location, Upper Queens (Candice Johnson) first
9/8
++++Neenoshe Reservoir
Red-eyed Vireo (2) (Steve Mlodinow) first 9/7
Tennessee Warbler (Mlodinow) first 9/7

Otero County
++++Higbee Valley Road Area
Rufous-crowned Sparrow --CR 802 (David Wills) first 9/8

NORTHEASTERN COLORADO

Logan County
++++Pioneer Park
Tennessee Warbler --ditch just past the bridge near the playground (Luke
Phenger) first 9/8
Broad-winged Hawk (David Dowell) first 9/7

Logan/Washington Counties County
++++Prewitt Reservoir
Buff-breasted Sandpiper --inlet canal (Tonnessen/Luke Pheneger & all)
(first 9/6) last 9/8
Common Tern (20) (Tonnessen) first 9/6
Pectoral Sandpiper (6) (David Tonnessen) first 9/6

Morgan County
++++Jackson Reservoir & area
Long-eared Owl (Stevens:Michaels) last 9/8
Cassin's Vireo (Pieplow:Hepburn/Stevens:Michaels) (first 9/1) last 9/8
Townsend's Warbler (Stevens:Michaels) first 9/8
Varied Thrush (Miller) first 9/8
(all above: western Campgrounds)

Phillips County
++++Frenchman Creek Wildlife Area
Bell's Vireo (Goldthwait:Kibbe:Dawson) first 9/8

WESTERN COLORADO

Alamosa County
++++Blanca Wetlands See Pond
Snowy Plover (John & Lisa Rawinski) (first 8/17) last 9/9
Semipalmated Plover (John & Lisa Rawinski) (first 8/17) last 9/9
Long-billed Curlew (2) (John & Lisa Rawinski) first 9/9
(Above: Ponds #114 #116 best places to look)
Eastern Kingbird North Mallard Pond at Wigeon Ponds (Rawinski) first 9/9

Clear Creek County
++++Mt. Evans Road
NOTE: Mt. Evans Road is now closed just uphill of Summit Lake; Summit
lake access should stay open until first weekend in October!
Barrow's Goldeneye (1) (Stevens:Shannon/Stevens:Nolan) (first 6/17) 9/3
White-tailed Ptarmigan --field/east of Summit Lake parking area
(Stevens:Shannon/Stevens:Nolan) (first 6/17) 9/3
Brown-capped Rosy Finch (2) --west end/Summit Lake
(Stevens:Shannon/Stevens:Nolan) (first 6/17) 9/3
American Three-toed Woodpecker --Echo Lake & Campgrounds (Stevens:Nolan)
last 9/3

Fremont County
++++Brush Hollow Wildlife Area
Semipalmated Plover (Jerry DeBoer/Robb Hinds) (first 9/4) last 9/8
++++Blue Heron Ponds
Sabine's Gull (Jerry DeBoer) first 9/8

Pitkin County
++++County Road 18
Eastern Kingbird --bailey lane (John Anderson) first 9/9

Summit County
++++Mohawk Lake at Spruce Creek Trail
Townsend's Warbler (7) (Ryan & Jack Bushong) first 9/7

Good birding!

Directions to birding spots and photos on CoBus website:
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:
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