Date: 11/20/17 3:48 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for November 20, 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: 11/19/2017
Adams (Tundra Swan, Common Loon)
Boulder (Nashville Warbler, Hammond's Flycatcher, Greater White-fronted
Goose, Common Loon)
Chaffee (Lewis's Woodpecker)
Clear Creek (White-tailed Ptarmigan)
Delta (Great Egret)
Douglas (Brant)
El Paso/Pueblo (Long-eared Owl, Curve-billed Thrasher)
Fremont (Harris's Sparrow)
Jefferson (Common Yellowthroat)
Larimer (Swamp Sparrow, Bonaparte's Gull, Lesser Black-backed Gull)
Logan (Red-bellied Woodpecker, Eastern Bluebird, Northern Cardinal,
Bonaparte's Gull)
Logan/Washington (Bonaparte's Gull)
Mesa (White-winged Scoter, Northern Pygmy-Owl)
Montrose (Pinyon Jay)
Morgan (Greater White-fronted Goose)
Park (Snow Bunting, Pacific Loon, Common Loon, Surf Scoter, White-winged
Scoter, Barrow's Goldeneye, Greater Scaup, Bonaparte's Gull, Tundra Swan)
Pueblo (Yellow-throated Warbler)
Routt (Trumpeter Swan, White-winged Scoter, Surf Scoter, Barrow's
Goldeneye, Greater Scaup)
Summit (Barrow's Goldeneye)
Teller (White-winged Scoter)

FRONT RANGE AND NORTHEASTERN COLORADO

Adams County
++++Rocky Mountain Arsenal
Tundra Swan --Lower Derby Lake (Bruce Snyder/John Cobb:Ginny Bergstrom)
(first 11/12) last 11/19
Common Loon --Lake Ladora (Candice Johnson/Cobb:Bergstrom) (first 10/31)
last 11/19
Greater Scaup (2) (Michaels) first 11/18

Arapahoe County
++++Cherry Creek Reservoir
Bonaparte's Gull (Terry Michaels) (first 10/19) 12; last 11/18
++++South Platte Park
Rusty Blackbird --Bufflehead Lake (Ted Uhlemann) first 11/17

Boulder County
++++Twin Lakes Open Space
Nashville Warbler (Todd Deininger:Aaron Yappert/Jeff Parks) (first 11/18)
last 11/19
Hammond's Flycatcher (Jeff Parks) reported 11/19
Tennessee Warbler (Leslie S:Christian Nunes) first 11/17
(Later seen by Christian Nunes east at nearby Red Fox Hills Park)
++++Golden Ponds
Greater White-fronted Goose (2) (Luke Pheneger) first 11/19
Swamp Sparrow (Luke Pheneger) (first 11/11) last 11/18
++++Valmont Reservoir Complex
Common Loon (Bill Kaempfer) last 11/19
Pacific Loon (Richard Trinkner/Jeff Parks) (first 11/10) last 11/18
Bonaparte's Gull (2) (Burke) first 11/18
++++Sombrero Marsh
Winter Wren (Peter Burke) first 11/18
++++Rogers Grove Park at Boulder County Fairgrounds
Harris's Sparrow (Luke Pheneger) first 11/18
++++Dodd Reservoir
Greater White-fronted Goose (Luke Pheneger/Christian Nunes) (first 11/4)
last 11/18
++++Panama Reservoir #1
Pacific Loon (Ted Floyd) first 11/18
(Observed from north shore at south end of 115th Street)
++++Boulder Reservoir complex
Bonaparte's Gull (2) (Peter Gent/Christian Nunes) (first 11/11) 6; last
11/18

Denver County
++++Overland Pond Park
Swamp Sparrow (Jeff Dawson) first 11/18
++++Marston Reservoir
Lesser Black-backed Gull (Kevin DeBoer) first 11/18

Douglas County
++++Twenty-mile Pond at Bar CCC Park
Brant (Cheri Phillips/Tim Ryan) (first 11/11) last 11/19
(also check field at northwest corner of Plaza Drive & 20-Mile road; 0.7
miles north of pond)
++++Salisbury Equestrian Park
Brant --northeast of ball fields (Terry Michaels) first 11/18
NOTE: Parker Regional Park no longer exists, county officials state the
park is now split:
McCabe Meadows Park (off Parker Rd) & Salisbury Equestrian Park (off 20
mile rd)

El Paso County
++++Hanover Road and area
Curve-billed Thrasher (3) (David Tonnessen) last 11/18
++++Midway Landfill
Chestnut-collared Longspur (2) (Tonnessen) first 11/18
Chihuahuan Raven (12) (Tonnessen) reported 11/18
++++Fountain Creek Regional Park
Winter Wren (David Tonnessen) first 11/16

El Paso/Pueblo Counties
++++Chico Basin Ranch (fee area)
Long-eared Owl (2) --banding station area (Aaron Yappert) last 11/19
Curve-billed Thrasher (Yappert) last 11/19
Common Redpoll --banding station area (David Tonnessen) first 11/18
Chestnut-collared Longspur (flyover) (Tonnessen) first 11/18
(All above: El Paso County
Curve-billed Thrasher --headquarters (Tonnessen) last 11/18
(All above: Pueblo County)

Jefferson County
++++Wheat Ridge Greenbelt
Common Yellowthroat (James McCall) reported 11/19
++++South Platte Park Reservoir
Surf Scoter (2) (Bart Deferme/Ben Sampson) (first 10/25) last 11/18

Larimer County
++++Running Deer Natural Area
Swamp Sparrow (Joe Mammoser/Richard Herrington) (first 11/11) last 11/19
(see directions. also seen on west side of river)
++++Horseshoe Lake
Bonaparte's Gull (4) (Nick Komar/Gwen Moore) (first 11/5) 12; last 11/19
Lesser Black-backed Gull (up to 7) (Gwen Moore) last 11/19
Glaucous-winged Gull (Nick Komar:Walter Wehtje) first (first 11/17) last
11/18
++++Lake Loveland
Lesser Black-backed Gull (7) (Komar/Wehtje) 5; last 11/18
++++Fossil Creek Reservoir
Greater Scaup (Megan Miller) first 11/18
++++CSU Environmental Learning Center to Cattail Chorus
Rusty Blackbird --see map (Lori Zabel) first 11/18
++++Dixon Reservoir
Common Redpoll --North end (Nick Komar) first 11/17

Pueblo County
++++Pueblo City Park
Yellow-throated Warbler --northeast corner (Mark Yaeger) first 11/19
Yellow-bellied Sapsucker (Mark Yaeger) first 11/17

Weld County
++++Union Reservoir & area
Pacific Loon (Mlodinow) (first 11/9) last 11/18
Common Loon (Bill Prather/Aaron Yappert) (first 10/28) last 11/18
Bonaparte's Gull (3) (Mlodinow:Pheneger/Yappert) (first 10/17) 150; last
11/18
Lesser Black-backed Gull (Yappert) first 11/18
++++Newell Lake
Greater White-fronted Goose (Komar) first 11/18
Bonaparte's Gull (2) (Komar) first 11/18

Southeastern Colorado

Crowley County
++++Lake Henry
Long-tailed Duck (David Chaffin) first 11/15
Common Loon (David Chaffin) first 11/15

NORTHEASTERN COLORADO

Logan County
++++Tamarack Ranch Wildlife Area
Red-bellied Woodpecker (8) (Pablo Quezada) last 11/19
Eastern Bluebird (Quezada) last 11/19
Northern Cardinal (Pablo Quezada) last 11/19
Greater White-fronted Goose (7) --Platte River & CR 93 (Bill Kaempfer)
first 11/18
Field Sparrow (Stevens) first 11/17
Eastern Screech-Owl (2) (Stevens) last 11/16
++++Sterling Reservoir and Area
Bonaparte's Gull (up to 25) (Stevens/Erthal) (first 11/16) last 11/19
Common Redpoll --shelter belt along road at west entrance
(Kaempfer:Vanderpoel) first 11/18

Logan/Sedgwick Counties
++++Jumbo Reservoir
Greater White-fronted Goose (1+) (Washburn & Thompson) last 11/18
Black-legged Kittiwake (Cole Wild/Washburn & Thompson) (first 11/14) last
11/18
Iceland Gull (Larson/Washburn & Thompson) (first 11/15) last 11/18
(latest on Gulls: southeast corner)
Common Loon (12) (Nick Moore/Stevens) (first 11/9) 2; last 11/18
White-winged Scoter (Wild/Stevens) (first 11/14) last 11/17
Mew Gull (2) (Larson/Stevens) (first 11/15) last 11/17
Winter Wren (Yappert) first 11/16
(Many gulls will visit throughout the day the outlet at northeast corner)

Logan/Washington Counties
++++Prewitt Reservoir area
Bonaparte's Gull (Stevens/Queszada) (first 11/18) 3; last 11/19
Greater White-fronted Goose (Stevens) last 11/18
Iceland Gull (Stevens) first 11/18
Eastern Screech-Owl (Stevens) last 11/17

Morgan County
++++Riverside Park; Fort Morgan
Greater White-fronted Goose (Riley Morris) first 11/19
++++Jackson Reservoir & area
Harris's Sparrow (Dowell/Stevens) (first 10/12) last 11/18
White-throated Sparrow (2) (Mlodinow/Stevens) (first 9/30) last 11/18
(all above: south of Pelican campsite 89)
Long-eared Owl (Stevens) last 11/18
++++Brush Wildlife Area
Red-bellied Woodpecker (Stevens) last 11/17
Winter Wren (Stevens) first 11/17

WESTERN COLORADO

Chaffee County
++++McPhelemy Park
Lewis's Woodpecker (Renee Casias) last 11/19
++++Ice Lake
Pinyon Jay (2) --Private property, view from road (Nick Moore) last 11/18
++++Sands Lake Wildlife Area
Barrow's Goldeneye (2) (Jack Harlan) first 11/17

Clear Creek County
++++Loveland Pass
White-tailed Ptarmigan (1) (Stevens & all) last 11/19
(hill north of first pullover south of Pass and west of Hwy 9)

Delta County
++++G50 Road
Great Egret (Glenn Pearson/Dennis Garrison) first (first 11/10) last
11/19

Fremont County
++++Arkansas Riverwalk
Harris's Sparrow --MacKenzie to Raynolds Avenues (Joel Adams) last 11/19

Mesa County
++++Vega State Park
White-winged Scoter (6) (Denise & Mark Vollmar) (first 11/8) 1; last 11/19
++++Grand Mesa North
Northern Pygmy-Owl --Powderhorn Ski Area (Denise & Mark Vollmar) last
11/19
++++Highline Lake State Park
Tundra Swan (2 adults, 6 imm) (Cary Atwood/Ortenzio & all) (first 11/10)
10; last 11/18
Common Loon (2) --Mack Mesa Lake (Lee Stigen/Ortenzio) (first 11/3) 2;
last 11/18
++++James Robb Colorado River State Park (Fruita section)
Black Phoebe (Carol Ortenzio & all) last 11/18

Montezuma County
++++Narraguinnep Reservoir
Common Loon (Erik Hendrickson) (first 11/11) last 11/16

Montrose County
++++East 5th Avenue, Nucla
Pinyon Jay (53) (Dexter:Wright) (first 9/15) 27; last 11/19

Ouray County
++++Ridgway State Park
Lesser Black-backed Gull (1st winter) (Betty Fenton/Dexter:Wright) (first
11/8) last 11/16
Common Loon (3) (Coen Dexter:Brenda Wright/Betty Fenton) (first 10/31) 1;
last 11/15

Park County
++++Eleven Mile Reservoir
Snow Bunting (Nick Moore/Walbek & all) (first 11/18) last 11/19
Pacific Loon (Nick Moore/Walbek & all) (first 11/18) last 11/19
Common Loon (Kellner/Wabek & all) (first 10/23) last 11/19
Surf Scoter (24) (Joey Kellner/Walbek & all) (first 10/29) 5; last 11/19
White-winged Scoter (4) (Joey Kellne/Walbek & all) (first 10/29) 1; last
11/19
Barrow's Goldeneye (4) (McCloy/Mlodinow) (first 11/11) last 11/19
Greater Scaup (Mlodinow) first 11/19
++++Antero Reservoir
Greater Scaup (Mlodinow) first 11/19
Bonaparte's Gull (1) (Scott Somershoe/Mlodinow) first (first 10/29) last
11/19
Pacific Loon (Somershoe:Shoup/Aaron Yappert) (first 11/9) last 11/19
Common Loon (6) (Joey Kellner & all/Yappert) (first 10/29) 2; last 11/19
Tundra Swan (3) (Somershoe:Shoup/Mlodinow) (first 11/9) 21; last 11/19
++++Spinney Mountain Reservoir
Tundra Swan (Stevens:Michaels/Moore) (first 11/1) 11; last 11/18

Routt County
++++Stagecoach Recreational Area
Trumpeter Swan (JoAnn Potter Riggle) last 11/19
White-winged Scoter (2) (Tom Litteral/Potter Riggle) (first 11/12) last
11/19
Surf Scoter (Litteral/Potter Riggle) (first 11/16) last 11/19
Barrow's Goldeneye (2) (Litteral/Potter Riggle) (first 11/12) 1; last
11/19
Greater Scaup (Tresa Moulton/JoAnn Riggle) (first 11/12) 4; last 11/19

San Miguel County
++++Miramonte Reservoir
Surf Scoter (3) (Dexter:Wright/Eric Hynes & all) (first 10/22) 4; last
11/18
White-winged Scoter (5) (Dexter:Wright/Eric Hynes) (first 10/23) 4; last
11/18
Barrow's Goldeneye (2) (Hynes & all) first 11/18
Sabine's Gull (1st winter) (Hynes & all) photographed 11/18
Common Loon (Eric Hynes) (first 10/22) 6; last 11/18

Summit County
++++Blue River Water Treatment Plant
Barrow's Goldeneye (Stevens & all) first 11/19
++++Dillon Reservoir
Barrow's Goldeneye (2+) (Tom Wilberding) first 11/19

Teller County
++++Manitou Lake
White-winged Scoter (male) (Robb Hinds) first 11/19

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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