Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
This is the Date: September 27, 2018
Rare Bird Alert for Thursday, September 27 sponsored by Denver Field Ornithologists and the Bird Conservancy of the Rockies.
Note that the RBA is using the new AOU checklist.
Rare and out of range species for the last seven days include: (*indicates new information on this species)
Snow Goose (Delta)
Greater White-fronted Goose (Delta)
Cackling Goose (Larimer)
Cinnamon Teal (Denver)
Mexican Duck (Larimer)
Northern Pintail (Summit)
Bufflehead (Park)
Common Goldeneye (Chaffee)
Hooded Merganser (Park)
Red-breasted Merganser (Huerfano, Park)
Horned Grebe (Adams, Park)
Common Nighthawk (Boulder, Park, *Prowers)
Common Poorwill (Delta)
RUBY-THROATED HUMMINGBIRD (Jefferson, Prowers)
Virginia Rail (*Boulder, Broomfield, Pueblo)
Sora (Broomfield, Eagle, Hinsdale, Montrose, Pueblo)
American Avocet (Adams, Alamosa, Huerfano, Park)
Black-bellied Plover (Morgan)
Semipalmated Plover (Park)
Marbled Godwit (Alamosa, Larimer, Weld)
Stilt Sandpiper (Weld)
Sanderling (Kiowa, Larimer)
Buff-breasted Sandpiper (Bent)
Pectoral Sandpiper (Adams, *Boulder)
Semipalmated Sandpiper (*Costilla)
Spotted Sandpiper (Park, Summit)
Western Sandpiper (Park)
Solitary Sandpiper (Boulder, Larimer, Las Animas, *Washington)
Willet (Washington)
Red-necked Phalarope (Alamosa, Montrose, Park)
Red Phalarope (*El Paso)
Sabine's Gull (*Costilla, Larimer, Park)
Herring Gull (*Costilla)
Lesser Black-backed Gull (*Alamosa, Larimer)
Great Black-backed Gull (Douglas)
Caspian Tern (Washington)
Black Tern (Pueblo)
Common Tern (Kiowa, Park)
American Bittern (Broomfield, Kiowa)
Great Egret (Denver, Weld)
Snowy Egret (Boulder, Denver)
White-faced Ibis (*Boulder, Park, *Washington)
Mississippi Kite (*Prowers)
Broad-winged Hawk (Larimer, *Pueblo, *Yuma)
Lewis's Woodpecker (La Plata)
Red-headed Woodpecker (*Yuma)
Red-bellied Woodpecker (*Yuam)
Red-naped Sapsucker (Adams, Larimer, Mesa, Montrose)
Ladder-backed Woodpecker (El Paso, Pueblo)
Downy Woodpecker (Larimer)
Least Flycatcher (*Pueblo, Weld)
Hammond's Flycatcher (El Paso, Montrose, Pueblo, Weld)
Gray Flycatcher (El Paso, Hinsdale, Mesa, Montrose)
Dusky Flycatcher (Cheyenne, *El Paso, Montrose, *Pueblo)
Western Flycatcher (Pueblo)
Cordilleran Flycatcher (Larimer, Mesa, Montezuma)
Black Phoebe (*La Plata, *Montrose)
Eastern Phoebe (*Pueblo)
Cassin's Kingbird (Cheyenne, Denver, Pueblo)
Western Kingbird (Denver)
Eastern Kingbird (Larimer)
Loggerhead Shrike (*EL Paso)
Gray Vireo (Mesa, Ouray)
Cassin's Vireo (Adams, Denver, *El Paso, Mesa, *Yuma)
Philadelphia Vireo (*El Paso)
Warbling Vireo (*El Paso, Ouray)
Red-eyed Vireo (Adams, Boulder)
Pinyon Jay (Larimer)
Steller's Jay (Larimer, Pitkin)
Woodhouse's Scrub-Jay (Montezuma, Montrose, Ouray, Pitkin)
Clark's Nutcracker (Ouray)
Common Raven (Adams)
Violet-green Swallow (Weld)
Juniper Titmouse (Mesa, Montrose, Ouray)
Bushtit (Montrose, Ouray)
Rock Wren (Grand, Hinsdale, Montrose)
House Wren (Ouray)
SEDGE WREN (*Pueblo)
Marsh Wren (Arapahoe, *Pueblo)
Bewick's Wren (Las Animas, Mesa, Montrose, *Pueblo)
Blue-gray Gnatcatcher (Adams, Delta, Denver, *El Paso, Montrose, Ouray, Phillips, *Pueblo, Washington, Weld)
Golden-crowned Kinglet (San Juan)
Ruby-crowned Kinglet (Adams, Cheyenne, *El Paso, Hinsdale, Huerfano, *La Plata, Larimer, Mesa, *Montrose, Ouray, *Pueblo, Weld)
Eastern Bluebird (*Yuma)
Mountain Bluebird (Broomfield, Grand, Hinsdale, Park, Weld)
Swainson's Thrush (Adams, Jefferson, Weld)
Hermit Thrush (Adams, *El Paso, Larimer, Ouray, *Pueblo, Weld)
Gray Catbird (*Summit)
Curve-billed Thrasher (*El Paso, Pueblo)
Brown Thrasher (*El Paso, *Pueblo)
Sage Thrasher (Alamosa, Boulder, *El Paso, Huerfano, Montrose, Ouray, *Pueblo, Weld)
American Pipit (Hinsdale, Park, *Pueblo)
Evening Grosbeak (Ouray)
Lesser Goldfinch (Pitkin)
Lapland Longspur (Weld)
Chestnut-collared Longspur (Park, *Pueblo)
Canyon Towhee (*Pueblo)
American Tree Sparow (Denver)
Chipping Sparrow (El Paso)
Clay-colored Sparrow (Cheyenne, El Paso, Pueblo, Weld, *Yuma)
Brewer's Sparrow (Boulder, Mesa, Montrose, Weld)
Sagebrush Sparrow (Montrose)
Lark Bunting (Boulder)
Savannah Sparrow (Hinsdale, Lincoln, Park, *Pueblo)
Fox Sparrow (San Juan)
Lincoln's Sparrow (Adams, *Boulder, *El Paso, Huerfano, *Larimer, Ouray, *Pueblo, Weld, *Yuma)
White-throated Sparrow (El Paso, Huerfano, *Larimer)
Yellow-breasted Chat (Jefferson, Ouray)
Yellow-headed Blackbird (Hinsdale)
Orchard Oriole (*Yuma)
Ovenbird (El Paso, Pueblo)
Northern Waterthrush (Douglas, La Plata)
Prothonotary Warbler (Boulder)
Nashville Warbler (El Paso, *La Plata, Ouray)
MacGillivray's Warbler (Ouray)
Chestnut-sided Warbler (Prowers)
Blackpoll Warbler (Phillips)
Palm Warbler (*Yuma)
Yellow-throated Warbler (Park)
Black-throated Gray Warbler (El Paso, Montezuma, Weld)
Townsend's Warbler (El Paso)
Lazuli Bunting (Pueblo, *Yuma)
Indigo Bunting (Kiowa, Pueblo, Yuma)
ADAMS COUNTY:
---On September 23 at Barr Lake Banding Station Santiago Tabares and Susan Rosine reported American Avocet, Pectoral Sandpiper, White-faced Ibis, and Meredith McBurney banded Cassin's Vireo, Red-eyed Vireo, Marsh Wren, 2 Ruby-crowned Kinglet, Swainson's Thrush, Hermit Thrush, and Lincoln's Sparrow. On September 25 at Barr Lake Banding Station, Colin Woolley banded Hermit Thrush and 4 Lincoln's Sparrow.
---On September 23 at Rocky Mountain Arsenal NWR, First Creek, John Breitsch reported Western Kingbird, Cassin's Vireo, Blue-gray Gnatcatcher, Ruby-crowned Kinglet and Lincoln's Sparrow. On September 25 at Rocky Mountain Arsenal NWR, Tyler Wilson reported Horned Grebe.
---On September 24 at Vogel Ponds OS, Tyler Wilson reported Red-naped Sapsucker, Common Raven, Ruby-crowned Kinglet.
ALAMOSA COUNTY:
---On September 23 at Blanca Wetlands NWR, Gary Koehn reported 7 American Avocet, Marbled Godwit, 2 Red-necked Phalarope, and 3 Sage Thrashers.
---On September 26 at San Luis Lake, John Rawinski reported ad Lesser Black-backed Gull.
BENT COUNTY:
---On September 25 at John Martin Reservoir, Duane Nelson reported 2 Buff-breasted Sandpipers at Clayton Poin on N side of reservoir. Turn S from CR JJ just east of CR 20, work south, then east to obvious gravel island. The sandpipers are on the mainland opposite the island.
BOULDER COUNTY:
---On September 22 at Pleasant View Marsh, Ernest Crvich reported Ruby-crowned Kinglet, Clay-colored Sparrow and Prothonotary Warbler. Pleasant View Marsh is N of Pleasant View Sports Complex on 47th St. On September 23 at Pleasant View Marsh, Peter Burke, Ernest Crvich, Dan Zmolek, Leslie S and Luke Phenger reported Prothonotary Warbler in Willow Trees on east side. On September 24 at Pleasant View Marsh, Bill Kaempfer reported Red-eyed Vireo, Brewer's Sparrow, Lincoln's Sparrow.
---On September 23 at Waneka Lake/Greenlee Preserve in Lafayette, Ted Floyd reported Common Nighthawk and Solitary Sandpiper.
---On September 24 at Walden Ponds/Cottonwood Marsh, Peter Burke, Leslie S, Tracy and Luke Pheneger, and Dan Zmolek reported Pectoral Sandpiper, Snowy Egret, and White-faced Ibis. On September 26 at Walden Ponds/Cottonwood Marsh, Peter Gent, David Haskell, and Katie Lehman reported 2 Pectoral Sandpiper and White-faced Ibis. On September 26 at Walden Ponds, Barbara Brown, John Rutenbeck, David Waltman, Richard Trinkner, and Rob Cassady reported 2 Pectoral Sandpiper, White-faced Ibis, Virginia Rail, and 2 Lincoln's Sparrow.
---On September 24 on CR 66 Grasslands, Christian Nunes reported Sage Thrasher and Lark Bunting.
BROOMFIELD COUNTY:
---On September 23 at Plaster Reservoir, David Ely and Matt Hofeditz reported Virginia Rail, 2 Sora, and 2 Marsh Wren; Linda Lee reported American Bittern on SE side.
---On Septmeber 26 at W 134th Place, Matt Hofeditz reported 2 Mountain Bluebird.
CHAFFEE COUNTY:
---On September 25 at Sands Lake SWA, Cynthia Kristensen reported Common Goldeneye.
CHEYENNE COUNTY:
---On September 25 at Big Sandy Creek at CR 20, David Suddjian and DFO field trip reported Dusky Flycatcher, 2 Cassin's Kingbirds, Ruby-crowned Kinglet, and 3 Clay-colored Sparrow.
COSTILLA COUNTY:
---On September 26 at Smith Reservoir, John Rawinski reported juv Sabine's Gull, ad Herring Gull, and Semipalmated Sandpiper.
DELTA COUNTY:
---On September 23 at Confluence Park, Adam Cupito reported 7 Snow Geese, Greater White-fronted Goose, Common Poorwill, Blue-gray Gnatcatcher.
DENVER COUNTY:
---On September 23 at First Creek at DEN OS, John Breitsch reported Western Kingbird, Cassin's Vireo, and Blue-gray Gnatcatcher.
---On September 23 at 604 Lowell Blvd, Ben Sampson reported Great Egret and 7 Snowy Egrets flew over the highway.
---On September 23 at Westerly Creek Park, Jason Bidgood reported Cinnamon Teal.
---On September 26 at Westerly Creek 2901 – 2969 Clinton, Kenna Sue Trickey reported 2 American Tree Sparrow.
EAGLE COUNTY:
---On September 25 at Lake Creek Village Wetlands, JoAnn Riggle reported Sora.
EL PASO COUNTY:
---On September 24 at Chico Basin Banding Station, Kim Geissler reported 3 Ruby-crowned Kinglet, Ovenbird, and 3 Lincoln's Sparrow. On September 25 at Chico Basin Banding Station, Kim Geissler banded 2 Ruby-crowned Kinglet, Warbling Vireo, 3 Lincoln's Sparrows, Cassin's Vireo, and 2 Hermit Thrush.
---On September 24 at Chico Basin Ranch, John Drummond reported Ladder-backed Woodpecker, Hammond's Flycatcher, Cassin's Vireo, Philadelphia Vireo, 3 Ruby-crowned Kinglet, Curve-billed Thrasher, Brown Thrasher, 3 Sage Thrasher, Clay-colored Sparrow, 7 Lincoln's Sparrow and Nashville Warbler. On September 26 at Chico Basin Ranch, Brandon Percival and Bill Maynard reported Red Phalarope on stack tank pond and Philadelphia Vireo; Joel and Dale Adams reported Dusky Flycatcher, Loggerhead Shrike, Blue-gray Gnatcatcher, 2 Ruby-crowned Kinglet, Curve-billed Thrasher, 3 Brown Thrasher, 2 Sage Thrasher, and 10 Lincoln's Sparrow; John Drummond reported at Stock Pond, Red Phalarope, Sage Thrasher, 3 Chestnut-collared Longspur and Savannah Sparrow.
---On September 25 at Starsmore Discovery Center, Aaron Rogers reported White-throated Sparrow
GRAND COUNTY:
---On September 25 at Chief Trail in Granby, Burke Angstman reported Rock Wren and 7 Mountain Bluebird.
HINSDALE COUNTY:
---On September 24 at Brown Lakes SWA, Kathy Mihm Dunning reported 2 Sora, Gray Flycatcher, Rock Wren, Ruby-crowned Kinglet, 4 Mountain Bluebird, 21 American Pipit, Savannah Sparrow, and 2 Yellow-headed Blackbird.
HUERFANO COUNTY:
---On September 25 at Orlando Reservoir, Christian Walker reported 2 Red-breasted Merganser, American Avocet, Ruby-crowned Kinglet, 2 Sage Thrasher, White-throated Sparrow, 2 Lincoln's Sparrow.
JEFFERSON COUNTY:
---On September 18 & 19 at 4400 Bow Mar Drive, Tina Jones reported RUBY-THROATED HUMMINGBIRD. Birders are welcome, but please call or e-mail her with times that you are coming (303-906-5479). You do not have to wait for a reply. Tina asks that you sit in the seats and wait. Please do not walk around the yard. On September 20 at 4400 Bow Mar Drive, Tina Jones reported that the RUBY-THROATED HUMMINGBIRD returned; Robert Raker reported seeing RUBY-THROATED HUMMINGBIRD. On September 21, Tina Jones, Ira Sanders, Frank Farrell, and Rosanne Juergens reported RUBY-THROATED HUMMINGBIRD. On September 22 Tina Jones, Steve Rash, Santiago Tabares, Raulo Tabares, Reed Gorner, and Eric DeFonso and many others reported 2 imm RUBY-THROATED HUMMINGBIRDS and a Swainson's Thrush. On September 23, Tina Jones, Bez Bezuidenhout, Kevin DeBoer, and Brian Johnson reported imm m RUBY-THROATED HUMMINGBIRD. Tina is closing her yard to birders from Monday, September 24.
---On September 24 at Lower White Ranch Park, Jerry Baines reported Yellow-breasted Chat.
LARIMER COUNTY:
---On September 23 at pond N of Horseshoe Reservoir, Nick Komar reported m Mexican Duck. On September 25 at pond N of Horseshoe Reservoir, Joshua Smith Reported Mexican Duck.
---On September 23 at Grandview Cemetery in Fort Collins, Dave Leatherman reported Pinyon Jay (flyover) and 3 Ruby-crowned Kinglet.
---On September 23 at Seven Lakes Park, John Shenot reported Lesser Black-backed Gull.
---On September 24 at North Shields Pond, David Wade reported Solitary Sandpiper, Downy Woodpecker (Eastern), and Ruby-crowned Kinglet.
---On September 24 at Grandview Cemetery, Dave Leatherman reported Broad-winged Hawk and Lincoln's Sparrow. On September 25 at Grandview Cemetery, Dave Leatherman reported 2 Red-naped Sapsucker, Steller's Jay, 2 Ruby-crowned Kinglet, 2 Hermit Thrush and White-throated Sparrow.
---On September 26 at Greyrock Commons, Doug Swartz reported White-throated Sparrow and Lincoln's Sparrow.
MESA COUNTY:
---On September 24 at Horsethief Canyon SWA, Mike Henwood reported 2 Red-naped Sapsucker, Gray Flycatcher, 2 Cordilleran Flycatcher, Cassin's Vireo, Juniper Titmouse, Ruby-crowned Kinglet, 20 Brewer's Sparrow.
---On September 24 at Connected Lakes SP, Adam Cupito reported Gray Vireo (banded), Juniper Titmouse, and Be
wick's Wren.
MONTROSE COUNTY:
---On September 24 at Nucla Domestic Reservoir, Coen Dexter and Brenda Wright reported Sora, Red-necked Phlarope, Gray Flycatcher, 2 Dusky Flycatcher, 2 Juniper Titmouse, 2 Bushtit, 2 Rock Wren, Bedwick's Wren, and Blue-gray Gnatcatcher.
---On September 26 at Rose Garden, Coen Dexter and Brenda Wright reported Red-naped Sapsucker, Hammond's Flycatcher, Dusky Flycatcher, Black Phoebe, 3 Woodhouse's Scrub-Jay, 2 Rock Wren, 2 Bewick's Wren, 2 Ruby-crowned Kinglet, Sage Thrasher, 2 Brewer's Sparrow, and 6 Sagebrush Sparrows.
OURAY COUNTY:
---On September 23 at Ridgeway Reservoir and SP, Brenda Wright and Coen Dexter reported Sage Thrasher, Woodhouse's Scrub-Jay, Clark's Nutcracker, and Brewer's Sparrow.
---On September 23 at Amphitheater Campground, Brenda Wright and Coen Dexter reported Hermit Thrush, 12 Evening Grosbeak, House Wren, and MacGilivray's Warbler.
---On September 23 at Ridgway SP Dallas Creek Area, Coen Dexter and Brenda Wright reported Gray Vireo, Warbling Vireo, 3 Steller's Jay, 5 Woodhouse's Scrub-Jay, 4 Clark's Nutcracker, Juniper Titmouse, 21 Bushtit, 2 Blue-gray Gnatcatcher, 2 Ruby-crowned Kinglet, Brewer's Sparrow, 2 Lincoln's Sparrow, and 3 Nashville Warblers.
PARK COUNTY:
---On September 24 at Antero Reservoir, Ted Uhleman reported 2 Spotted Sandpiper, 37 American Pipit and Savannah Sparrow. On September 25 at Antero Reservoir, Steve Mlodinow reported 17 Bufflehead, 7 American Avocet, Red-necked Phalarope, 2 Sabine's Gull, 5 White-faced Ibis, 10 American Pipit, and Horned Grebe.
---On September 24 at Eleven Mile SP, south side of reservoir, David Suddjian and DFO field trip reported 2 Hooded Merganer (f-type) and 5 American Pipit. On September 25 at Eleven Mile SP, Steve Mlodinow reported Sabine's Gull, ad, 13 Common Tern, 45 Mountain Bluebird, and 10 American Pipit.
---On September 25 at Spinney Mountain Reservoir, Steve Mlodinow reported Red-breasted Merganser, Common Nighthawk, 6 Semipalmated Plover, Western Sandpiper, Common Tern, 225 American Pipit, Chestnut-collared Longspur, and 7 Savannah Sparrow.
---On September 25 at Jefferson (town), Steve Mlodinow reported Yellow-throated Warbler.
PITKIN COUNTY:
---On September 25 at 1223 Little Woody Creek Road, Woody Creek, Rebecca Weiss reported 4 Steller's Jay, 12 Woodhouse's Scrub-Jay, and 2 Lesser Goldfinch.
PROWERS COUNTY:
---On September 24 at S 13th St in Lamar, Dorothy Russell reported RUBY-THROATED HUMMINGBIRD.
---On September 24 at Lamar Community College, Jill Smith reported imm Chestnut-sided Warbler.
---On September 27 in Lamar, Jane Stulp and Janel Thompson reported 40 Common Nighthawk and 125 Mississippi Kites.
PUEBLO COUNTY:
---On September 24 at Chico Basin Ranch, Alan Ketcham and John Drummond reported Virginia Rail, Sora, Ladder-backed Woodpecker, Hammond's Flycatcher, Western Flycatcher, Eastern Phoebe, SEDGE WREN, Marsh Wren, 3 Ruby-crowned Kinglet, Hermit Thrush, Curve-billed Thrasher, 5 Sage thrashers, Clay-colored Sparrow, Savannah Sparrow, Lincoln's Sparrow, 2 Ovenbird, and Canyon Towhee. On September 26 at Chico Basin Ranch, Joel and Dale Adams reported Broad-winged Hawk, Dusky Flycatcher, Eastern Phoebe, SEDGE WREN, Marsh Wren, 3 Blue-gray Gnatcatcher, 5 Ruby-crowned Kinglet, Hermit Thrush, Brown Thrasher, 2 American Pipit, 8 Savannah Sparrow, 15 Lincoln's Sparrow, and Canyon Towhee; John Drummond also reported Least Flycatcher and Bewick's Wren.
SUMMIT COUNTY:
---On September 23 at Lake Dillon soda Creek Inlet, Bea Weaver reported Spotted Sandpiper.
---On September 24 on Dillon Dam Road, Frisco, Donald Pendleton reported 15 Northern Pintail.
---On September 26 at Dillon Reservoir Frisco Marina, M Walt reported Gray Catbird.
WASHINGTON COUNTY:
---On September 26 at Prewitt Reservoir, Norm Lewis reported Solitary Sandpiper and 4 White-faced Ibis.
WELD COUNTY:
---On September 23 at Norma's Grove, Dean Shoup reported Blue-gray Gnatcatcher, 9 Ruby-crowned Kinglet, 6 Mountain Bluebird, 7 Hermit Thrush, Clay-colored Sparrow, Brewer's Sparrow, and 2 Lincoln's Sparrow.
---On September 23 at Crow Valley CG, Dean Shoup reported Least Flycatcher, 4 Ruby-crowned Kinglet, Swainson's Thrush, and Black-throated Gray Warbler.
---On September 23 at CR 100 about .25 m east of CR 33, Gary Lefko reported Sage Thrasher.
---On September 23 at CR 33 Prairie Dog Colony between CR 98 and CR 100, Gary Lefko reported 2 Lapland Longspur.
---On September 23 at Woods Lake north side marsh, Gary Lefko reported 11 Great Egret.
---On September 23 at CR 74 and CR 61 ponds near Galeton/Cornish, Gary Lefko reported 3 Stilt Sandpiper.
YUMA COUNTY:
---On September 26 at CR 4 from Hale Crossroad to Hale Ponds, David Suddjian and DFO field trip reported 6 Red-headed Woodpecker (all hatch yr), 3 Red-bellied Woodpecker, 29 Eastern Bluebird, 30 Clay-colored Sparrow, Orchard Oriole (f-type), Palm Warbler (Western), 2 f Lazuli Bunting.
---On September 26 at Bonny Reservoir—Wagon Wheel CG, David Suddjian and DFO field trip reported Broad-winged Hawk, Cassin's Vireo, 5 Clay-colored Sparrow, 2 Lincoln's Sparrow.
DFO Field Trips
Chico Basin Ranch
Saturday, September 29
6:00 AM – 6:00 PM
Mark Amershek (mamershek AT msn.com; 303-329-[8646)
This trip is FULL.
Good Birding,
Joyce Takamine
Boulder
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