Date: 10/25/17 7:18 am
From: Amy Davenport <cobussec...> [cobirders] <cobirders-noreply...>
Subject: [cobirders] Colorado Rare Bird Alert for October 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: 10/24/2017
Adams (Long-eared Owl, Barn Owl)
Arapahoe (Common Loon, Surf Scoter)
Boulder (Greater Scaup, Surf Scoter, Common Loon)
Jefferson (Surf Scoter)
Jefferson/Douglas (Greater White-fronted Goose, Bonaparte's Gull)
Larimer (Common Loon, Pacific Loon, Bonaparte's Gull, Harris's Sparrow)
Pueblo (Surf Scoter, Sabine's Gull, Bonaparte's Gull, Common Loon)
Mesa (Western Screech-Owl, White-throated Sparrow)
Ouray (White-winged Crossbill)
Routt (Greater Scaup, Barrow's Goldeneye)


Adams County
++++Barr Lake
Long-eared Owl --below dam (Stevens) last 10/24
Barn Owl (Stevens) last 10/24

Arapahoe County
++++Cherry Creek Reservoir
Common Loon (Richard Stevens) (first 10/16) last 10/24
Surf Scoter (Mary Burger/Stevens) (first 10/22) last 10/24
++++Aurora Reservoir Area
Common Loon (Jacob Washburn/Stevens:Kosten) (first 10/15) last 10/22

Boulder County
++++Boulder Reservoir
Greater Scaup (2) (Luke Pheneger) first 10/24
Surf Scoter (Pheneger) first 10/24
++++Valmont Reservoir Complex
Common Loon (Jeff Parks/Pheneger) (first 10/1) last 10/24
++++Baseline Reservoir
Common Loon (Christian Nunes/Pheneger) (first 10/16) last 10/24
++++Terry Lake, Boulder
Bonaparte's Gull (Nick Moore/David Dowell) (first 10/12) 16; last 10/23
++++Golden Ponds
Swamp Sparrow --see directions (Luke Pheneger) first 10/22
White-throated Sparrow (Pheneger) first 10/22

Denver County
++++Marston Reservoir
Red-throated Loon (Doug Kibbe) reported 10/23
Common Loon (4) (Kibbe) first 10/23

El Paso County
++++Ramah Wildlife Area
Black-bellied Plover (Robb Hinds) first 10/22
++++Blodget Peak Open Space
Northern Pygmy-Owl (Diane Beatty & all) first 10/21
++++Black Forest Regional Park
American Three-toed Woodpecker (Roger Massey) last 10/20

El Paso/Pueblo County
++++Chico Basin Ranch (fee area)
Ladder-backed Woodpecker --HQ (David Tonnessen) last 10/22
Curve-billed Thrasher (2) --HQ (Tonnessen) last 10/22
(All above: Pueblo County)

Jefferson County
++++Wheat Ridge Greenbelt
Surf Scoter --Tabor Lake (Andy Knolla/Weston Petty) (first 10/17) last
++++Reynolds Park
American Three-toed Woodpecker (Stevens & all) last 10/23
(north of interserction of Oxen Draw, Raven's Roost & Eagle's View trails)
Dusky Grouse (2) (Stevens) (first 3/17) 1; last 10/23
(Above unless stated: Eagle's View Trail, south of old service road)
Northern Pygmy-Owl --Songbird trail (Stevens & all) last 10/23
++++Genesee Mountain Park
Williamson's Sapsucker (Jacob Washburn) last 10/21

Jefferson/Douglas County
++++Chatfield Reservoir area
Greater White-fronted Goose (Doug Kibbe) first 10/24
Bonaparte's Gull (Dale Pate) first 10/24

Larimer County
++++Tri-Lakes Area
Common Loon (Nick Komar/Michael McCloy) (first 10/14) 2; last 10/24
Pacific Loon (McCloy) reported 10/24
Swamp Sparrow (Austin Hess) first 10/23
++++Lake Loveland
Bonaparte's Gull (Joshua Smith) first 10/24
Lesser Black-backed Gull (Christine Sparks/Matt Clark) (first 10/14) 3;
last 10/22
++++Grey Rock Trail
Harris's Sparrow (2) (Doug Swartz) reported 10/24
++++Windsor Reservoir
Swamp Sparrow (Joshua Smith) first 10/23
++++Rawhide Reservoir
Surf Scoter (2) (Robert Beauchamp/Danny Montalvo) (first 10/22) last 10/23
Bonaparte's Gull (Danny Montalvo) first 10/23
++++CSU Environmental Learning Center
Eastern Screech-Owl (Lori Zabel) last 10/23
++++Horsetooth Reservoir
Iceland Gull (3) (Michael McCloy) first 10/22
++++Boyd Lake State Park
Lesser Black-backed Gull (Nick Komar/Matt Clark) (first 9/30) 1; last

Pueblo County
++++Lake Beckwith
Surf Scoter (3) (Dave Silverman) first 10/24
++++Pueblo Reservoir
Surf Scoter (8) (Brandon Percival) first 10/24
Sabine's Gull (2 juvenile) (Percival) (first 10/9) 1; last 10/24
Bonaparte's Gull (3) (Percival) first 10/24
Common Loon (2) (Percival) last 10/24


Bent County
++++Tempel Grove
Red-bellied Woodpecker (Stringer:Whitten/Joel & Dale Adams) (first 10/20)
last 10/21
Carolina Wren (Joel & Dale Adams) first 10/21
++++Fort Lyons Wildlife Easement Area & Wildlife Area
Harris's Sparrow (Joel Adams) first 10/21

Crowley County
++++Lake Meredith
Common Loon (David Dowell) first 10/21
Lesser Black-backed Gull (Dowell) first 10/21

Kiowa County
++++Lower & Upper Queens Reservoirs
Curve-billed Thrasher (David Dowell) 2; last 10/22
(All above: Lower Queens Reservoir unless otherwise stated)

Otero County
++++Rocky Ford Wildlife Area
Hooded Warbler (male) --east side of western pond (Kellner & all) first


Kit Carson County
++++County Road G at Hwy 59
Harris's Sparrow (Ginny Bergstrom) first 10/22
Yuma County
++++Fox Ranch Nature Conservancy
Greater Prairie-Chicken (Washburn:Stevens) first 10/20
Harris's Sparrow (Kaempfer/Washburn:Stevens) first (first 10/14) last
Field Sparrow (Kaempfer/Washburn:Stevens) first (first 10/14) last 10/20
++++Bonny Reservoir Area
Red-bellied Woodpecker --Forster Grove (Norm Lewis) last 10/20
Sprague's Pipit --Pipit Hill (Richard Stevens/Jacob Washburn) (first
9/21) 1; last 10/19
Eastern Bluebird (1) --Hale (Washburn) last 10/19
Eastern Screech-Owl --Hale Ponds (Washburn) last 10/19
Eastern Screech-Owl (2) --Republican River/east/hwy 385 (Washburn) last
Long-eared Owl --foster's grove (Washburn) last 10/19


Archuleta County
++++Pagosa Springs & area
Lewis's Woodpecker (14) --San Juan Riverwalk (Charles Martinez) last

Clear Creek County
++++Guanella Pass
White-tailed Ptarmigan (6) (Stevens & all) last 10/21

Custer County
++++DeWeese Reservoir
Palm Warbler (Rich Miller) first 10/23

Fremont County
++++Arkansas Riverwalk
Black Phoebe --MacKenzie to Raynolds Avenues (Joel Adams) last 10/22

Garfield County
++++Grizzly Creek Rest Stop, Glenwood Canyon
Rose-breasted Grosbeak (Soren Dinsmore) first 10/22

La Plata County
++++Huck Finn Pond & Animas River Trail
Fox Sparrow (red form) (Ryan Votta) (first 10/20) last 10/21
Fox Sparrow (Slate-colored) (Ryan Votta) (first 10/19) last 10/21
Fox Sparrow (red sub-species) (Jason St. Pierre) (first 10/15) last 10/21
(Front yard at 3508 Earl Street, visitors may sit on front porch)
++++Colorado Trail
Williamson's Sapsucker (Susan Allerton) first 10/21
(Trailhead to Junction Creek Bridge at 2.6 miles)

Mesa County
++++Grand Junction Wildlife Area
Western Screech-Owl (Carol Ortenzio) last 10/24
White-throated Sparrow (Carol Ortenzio) last 10/24
++++Orchard Mesa Wildlife Area
Sagebrush Sparrow (David Price) first 10/22
++++Snooks Bottom Open Space
Golden-crowned Sparrow (Wayne Baumgartner) reported 10/21

Montezuma County
++++McPhee Reservoir
White-winged Scoter (Dexter:Wright) first 10/23
Surf Scoter (Dexter:Wright) first 10/23
Common Loon (2) (Dexter:Wright) first 10/23

Montrose County
++++East 5th Avenue, Nucla
Pinyon Jay (53) (Dexter:Wright) (first 9/15) 41; last 10/20

Ouray County
++++Orvis Hot Springs
White-winged Crossbill (2) (Ira Sanders) reported 10/24

Park County
++++Eleven Mile Reservoir
Common Loon (M.OB.) first 10/23
++++Wade Elk Lodge
Brown-capped Rosy Finch (3) (Alec Oliver) (first 10/21) 2; last 10/23
++++Lake George
Swamp Sparrow (David Elwonder:John Druder) reported 10/20

Routt County
++++Lake Catamount
Greater Scaup (JoAnn Riggle/Tresa Moulton) (first 10/22) 2; last 10/24
Barrow's Goldeneye (JoAnn Riggle/Moulton) (first 10/22) 2; last 10/24

San Miguel County
++++Miramonte Reservoir
Surf Scoter (15) (Eric Hynes/Dexter:Wright) (first 10/22) 3+, last 10/23
White-winged Scoter (5) (Dexter:Wright) first 10/23
Common Loon (Eric Hynes) first 10/22

Summit County
++++Rainbow Lakes Trail
American Three-toed Woodpecker (Ryan Bushong) first 10/22

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
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