Compiler: Joyce Takamine
e-mail: RBA AT cobirds.org
Date: September 24, 2016
This is the Rare Bird Alert for Saturday, September 24 sponsored by Denver Field
Ornithologists and the Bird Conservancy of the Rockies.
Highlight species include: (* indicates new information on this species)
NOTE: The RBA is using the new AOU checklist and the order of the famillies has changed
Mallard (Mexican) (Pueblo)
Gunnison Sage-Grouse (Mesa)
Dusky Grouse (Boulder, Mesa)
Sharp-tailed Grouse (Logan)
Red-necked Grebe (Arapahoe, *Douglas, El Paso, Pueblo)
Black Swift (Ouray)
Mountain Plover (Jackson)
Jaeger spec (Douglas, Sedgwick)
Pomarine Jaeger (Logan)
Parasitic Jaeger (Arapahoe, Douglas, Jefferson, Sedgwick)
Sabine's Gull (Arapahoe, *Boulder, Denver, Jefferson, *Larimer, *Pueblo, Sedgwick)
WESTERN GULL (*Washington)
Lesser Black-backed Gull (Douglas, *Larimer, Morgan, *Washington)
Caspian Tern (*Denver, Douglas, Jefferson, Larimer, *Morgan)
Pacific Loon (El Paso)
Green Heron (Larimer)
YELLOW-CROWNED NIGHT-HERON (Weld)
Mississippi Kite (Adams)
Broad-winged Hawk (*Boulder, Kit Carson, Larimer, Prowers, Weld)
Red-headed Woodpecker (El Paso, Morgan, Sedgwick)
Acorn Woodpecker (*La Plata)
Williamson's Sapsucker (Mesa)
American Three-toed Woodpecker (Jackson)
Least Flycatcher (El Paso, Larimer, Weld)
Gray Flycatcher (Boulder, El Paso)
Black Phoebe (Pueblo)
Great Crested Flycatcher (Lincoln)
Cassin's Kingbird (El Paso, Lincoln, Morgan, Pueblo, Weld)
White-eyed Vireo (El Paso)
Bell's Vireo (El Paso, Sedgwick)
Yellow-throated Vireo (Larimer
Blue-headed Vireo (Adams, Kit Carson, *Morgan)
Philadelphia Vireo (Kit Carson)
Curve-billed Thrasher (El Paso)
Chestnut-collared Longspur (Jackson, Kit Carson, Lincoln, Morgan)
McCown's Longspur (Larimer, Lincoln)
Ovenbird (Weld)
Northern Waterthrush (Mesa, Pueblo)
Prothonotary Warbler (El Paso)
Tennessee Warbler (Sedgwick, Weld, Yuma)
Nashville Warbler (Adams, *El Paso, Larimer, Mesa)
Magnolia Warbler (Bent, El Paso)
Blackburnian Warbler (Larimer)
Blackpoll Warbler (*Larimer)
Black-throated Blue Warbler (Jefferson)
Palm Warbler (Jefferson)
Red Fox Sparrow (Weld)
Golden-crowned Sparrow (Moffat)
Northern Cardinal (Morgan)
Bobolink (Larimer)
*****For locations you are not familiar with (e.g. "Lower Latham"), please refer to CFO's Colorado County Birding site for directions: www.coloradocountybirding.org
ADAMS COUNTY:
---On September 22 at Barr Lake, Meredith McBurney reported banding Blue-headed Vireo and Nashville Warbler.
ARAPAHOE COUNTY:
---On September 15 at Cherry Creek Reservoir, Glenn Walbek reported 4 Sabine's Gulls and Parasitic Jaeger. The Parasitic Jaeger was seen by several birders on September 15. On September 16, Glenn Walbek that the jaeger continued and after obtaining better photos confirm that it is a juv intermediate morph Parasitic Jaeger. Many birders were able to see the Parasitic Jaeger and Sabine's Gull at Cherry Creek Reservoir and Lee Farrell reported a Red-necked Grebe. On September 18, Tom Behnfield reported Parasitic Jaeger and Sabine's Gulls at Cherry Creek Reservoir. On September 18, Gloria Nikolai reported Parasitic Jaeger and 2 Sabine's Gulls at Cherry Creek SP. The Parasitic Jaeger was seen by many birders on September 18. On September 19, Parasitic Jaeger was reported by Gene Rutherford, Charles Lawrence, Du Wayne Worthington and Mark Minner-Lee at Cherry Creek Reservoir and Gene Rutherford reported 4 Sabine's Gulls. On September 20, Parasitic Jaeger was reported by Wayne Wathen, Gregg Goodrich, Anna Troth, Kay Rasmussen, and Chris Goulart at Cherry Creek SP. On September 21, Parasitic Jaeger was reported by Doug Kibbe at Cherry Creek Reservoir. On September 22, Aaron Tucker reported Parasitic Jaeger and Sabine's Gull at Cherry Creek SP.
BOULDER COUNTY:
---On September 23 a Broad-winged Hawk was reported by Steve Mlodinow at Golden Ponds Park and Nature Area in Longmont.
---On September 23 a juv Sabine's Gull was reported by Thomas Heinrich and Mark Minner-Lee at Baseline Reservoir in Boulder.
---On September 18 a Broad-winge Hawk was reported by Nathan Pieplow flying over East Boulder Community Park.
---On September 17 and 18 a Broad-winged Hawk was reported by Peter Burke flying over Flagstaff Amphitheater.
---On September 16 a Gray Flycatcher was reported by the field trip to Rabbit Mountain led by Carl Starace.
---On September 14 a Broad-winged Hawk was reported by Jeff Parks flying over the South Mesa Trail in Boulder.
---On September 13 a Gray Flycatcher was reported by Bill Kaempfer at Smith Park in Boulder.
DENVER COUNTY:
---On September 23 2 Caspian Terns were reported by Lock Kilpatrick at Marston Reservoir.
---On September 18 a Sabine's Gull was reported by Chris Rurik at Marston Reservoir.
DOUGLAS COUNTY:
---On September 23 a Red-necked Grebe was reported by Micahel Kiessig at the original Heronry Overlook at Chatfield SP.
---On September 20, 2 Caspian Terns were reported by Micahel Kiessig and David Suddjian at Chatfield SP.
---On September 18 a Parasitic Jaeger was reported by Amy Cervene, Ajit Anthony, and Bea Weaver at the sandspit at Chatfield SP.
---On September 17 a dark Jaeger was reported by Dick Scholer at the end of the sandsplit at Chatfield SP.
---On September 14 a Lesser Black-backed Gull and Cassin's Kingbird were reported by Mark Minner-lee at Marina Sandspit at Chatfield SP.
---On September 13 a Caspian Tern was reported by David Suddjian by the original Heronry Overlook at Chatfield SP.
EL PASO COUNTY:
---On September 23 at Big Johnson, Mark Peterson and Glenn Walbek reported Nashville Warbler.
---On September 21 at Chico Basin Ranch, Jeanie Mitchell reported 2 Red-headed Woodpeckers, White-eyed Vireo, and Curve-billed Thrasher. On September 22 at Chico Basin Ranch, Norm Lewis reported White-eyed Vireo.
---On September 20, a White-eyed Vireo was banded by Laura-Marie Koitsch and seen by Tanja Britton at Chico Basin Ranch.
---On September 16, Bill Maynard reported that a Prothonotary Warbler was banded at Chico Basin Ranch (fee area). On September 17, the Prothonotary Warbler was recaptured and Walter Wehtje took a great photo of the warbler.
---On September 14 a Magnolia Warbler was banded By Laura-Marie Koitsch at Chico Basin.
---On September 12 at Big Johnson, Mark Peterson reported Red-necked Grebe and Pacific Loon. On September 13, Kyle Hawley, Mel Goff, Gary Koehn, Aaron Driscoll, Leonard Lake and David Tonessen reported Red-necked Grebe and Mel Goff, Leonard Lake, and David Tonessen reported Pacific Loon at Big Johnson. On September 14, a Pacific Loon was reported by Mel Goff at Big Johnson. On September 14, Adam Vesely reported Red-necked Grebe and Pacific Loon at Big Johnson. On September 15, Mark Minner-Lee reported Pacific Loon at Big Johnson.
---On September 16, Steve Brown reported that he banded a hatch year Gray Flycatcher at Clear Spring Ranch. On September 21, Steve Brown reported that he banded a hatch year Least Flycatcher at Clear Spring Ranch.
JACKSON COUNTY:
---On September 18 at Pinkham Creek CR 46/FR 204, David Griffin reported American Three-toed Woodpecker.
---On September 12 at Arapaho NWR Auto Loop, Bob Friedrichs reported Mountain Plover and Chestnut-collared Longspur. On September 14 a Mountain Plover was reported by David Griffin at Arapaho NWR Auto Loop.
JEFFERSON COUNTY:
---On September 22 at Robert A Easton Regional Park, Aaron Shipe reported a Palm Warbler.
---On September 18 2 Sabine's Gulls and Black-throated Blue-Warbler were reported by Matt Clark and Susan Bonfiglio at Chatfield SP.
---On September 18 a Parasitic Jaeger was reported by Robert Mitchell and Willam L Jones at the gravel ponds at Chatfield SP.
---On September 16 a Sabine's Gull was reported by Norm Lewis at the Chatfield Swim Beach.
---On September 13 a Caspian Tern was reported by David Suddjian by Kingfisher Bridge at Chatfield SP.
KIT CARSON COUNTY:
---On September 22 a Broad-winged Hawk and 2 Chestnut-collared Longspurs were reported by Glenn Walbek On CR 59 N of CR T.
---On September 20 a Philadelphia Vireo was reported by Glenn Walbek on CR 57 south of CR M. On September 21 Glenn Walbek reported Philadelphia Vireo on CR 57 south of CR R.
---On September 18 at Flagler Reservoir SWA, 2 imm Broad-winged Hawks were reported by Joey Kellner and Kathy Mihm Dunning.
---On September 18 in town of Flagler 6 Broad-winged Hawks (5 ad, 1 imm) were reported by Joey Kellner and Kathy Mihm Dunning.
LA PLATA COUNTY:
---On September 23, 4 Acorn Woodpeckers were reported by Lee and Linda Farrell at Rafter J Subdivision.
LARIMER COUNTY:
---On September 23 at Boyd Lake SP, Nick and Oliver Komar reported Lesser Black-backed Gull.
---On September 23 at Horseshoe reservoir, Nick and Oliver Komar reported Lesser Black-backed Gull.
---On September 23 at Spring Canyon Community Park in Fort Colllins, Brad Biggerstaff reported Blackpoll Warbler.
---On September 23 at Lake Estes near the sandspit by the bridge, Scott Rashid reported 1-st year Sabine's Gull.
---On September 22 at North Shields Pond NA, David Wade reported 2 Broad-winged Hawks and Green Heron.
---On September 20 a Nashville Warbler was reported by Fawn Simonds at Reservoir Ridge NA.
---On September 20 a Lesser Black-backed Gull was reported by David Wade at Horseshoe Reservoir.
---On September 15, Dave Leatherman reported at Yellow-throated Vireo at Grandview Cemetery in Fort Collins in the NE corner section, west of the ditch and David Wade obtained photos.
---On September 13 a Blackburnian Warbler was reported by David Wade at Prospect Ponds SE parking lot.
---On September 12 Andy Bankert reported Least Flycatcher and McCown's Longspur at Timnath Reservoir and David Wade reported Caspian Tern.
LINCOLN COUNTY:
---On September 18 at a CR 3Y playa, Joey Kellner and Kathy Mihm Dunning reported 3 Chestnut-collared Longspurs.
LOGAN COUNTY:
---On Septmeber 18 at Jumbo Reservoir a Pomarine Jaeger was reported by Joey Kellner and Kathy Mihm Dunning.
MESA COUNTY:
---On September 15 at Pinyon Mesa on MS Road, Ron Lambeth reporte 8 Gunnison Sage-Grouse and Dusky Grouse.
---On September 6 at Horsethief Canyon SWA, Mike Henwood reported 3 Northern Waterthrush. On September 7, Denise and Mark Vollmar reported 2 Northern Waterthrush at Horsethief Canyon SWA. On September 8 Dave and Diane Trappett reported 2 Northern Waterthrush at Horesthief Canyon SWA. On September 12, JoAnn Riggle and Ron Lambeth reporter Northern Waterthrush at Horsethief Canyon SWA and Lambeth also reported Nashville Warbler.
MOFFAT COUNTY:
---On September 18 at Loudy-Simpson Park in Craig, Forrest Luke reported a Golden-crowned Sparrow. This would be a
new county record if accepted.
MORGAN COUNTY:
---On September 23, 2 Caspian Terns were reported by Joey Kellner and Norm Erthal at Jackson Lake SP.
---On September 13 a Lesser Black-backed Gull was reported by David Dowell at Jackson Reservoir. On September 15 at Jackson Reservoir, Steve Mlodinow reported Lesser Black-backed Gull, 30 Chestnut-collared Longspurs, and 2 Northern Cardinals. On September 22 a Lesser Black-backed Gull, 2 Cassin's Kingbirds, and a Blue-headed Vireo were reported by David Dowell at Jackson Reservoir.
OURAY COUNTY:
---On Septeber 16 a Black Swift on nest was reported by Thea Sinclair at Box Canyon Falls Park.
PROWERS COUNTY:
---On September 13 a Broad-winged Hawk and 3 Northern Cardinals were reported by Jane Stulp and Janeal Thompson at Lamar Community College Woods.
PUEBLO COUNTY:
---On September 23 at Lake Beckwith in Colorado City, Dave Silverman reported Sabine's Gull.
---On September 22, Brandon Percival reported juv Sabine's Gull below Pueblo Reservoir Dam.
---On September 13 Brandon Percival reported Northern Waterthrush and Black Phoebe at Valco Ponds/Rock Canyon and on September 14, Brandon Percival reported 2 Northern Waterthrush, Black Phoebe, Cassin's Kingbird, and Mexican Duck
---On September 9 at Pueblo Reservoir Sailboard Launch Area, Brandon Percival reported Red-necked Grebe.
SEDGWICK COUNTY:
---On September 17 at Jumbo Reservoir, David Dowell, Bill Kempfer, and John Vanderpoel reported Sabine's Gull, 2 ad light-morph Parasitic Jaegers and another jaeger spec possibly a Pomarine. On September 18 at Jumbo Reservoir, Joey Kellner and Kathy Mihm Dunning reported Parasitic Jaeger and 2 Sabine's Gulls. On September 21 at Jumbo Reservoir, David Dowell reported 3 light morph ad Parasitic Jaegers and 4 Sabine's Gulls (1 ad, 3 juv).
---On September 17 at Sand Draw SWA, David Dowell reported 3 Red-headed Woodpeckers, Bell's Vireo, and Tennessee Warbler.
WASHINGTON COUNTY:
---On September 23 at Prewitt Reservoir, Joey Kellner and Norm Erthal reported WESTERN GULL and Lesser Black-backed Gull.
WELD COUNTY:
---On September 21 at Crow Valley CG, Dave Leatherman reported 4 Broad-winged Hawks and Tennessee Warbler.
---On September 16 at Norma's Grove, Kathy Mihm Dunning reported Cassin's Kingbird, Ovenbird, and Red Fox Sparrow.
---On September 13 5 Cassin's Kingbirds were reported by Dave Leatherman N Crow Valley CG and N of USFS Work Cednter on CR 77 just S of GR 96..
---On September 12 a juv YELLOW-CROWNED NIGHT-HERON was reported by Steve Mlodinow and Nick Moore at Baxter Lake which is e of WCR1 (County Line Rd) at the intersection with Wilfred S of Berthoud. Park on Wilfred and walk.
---On September 13, Dave Leatherman reported Red-headed Woodpecker at Crow Valley CG. On September 17, Steve Mlodinow reported 2 Least Flycatchers and Cassin's Kingbird at Crow Valley CG.
Denver Field Ornithologists Field Trips:
The DFO Field Trip for Saturday, September 24 will be to South Platte Park and Carson Nature Center led by Gregg Goodrich (GreggGoodrich AT gmail.comm 303-655-9125) This trip is full.
The DFO Field Trip for Sunday, September 25 will be to Bannker Lakes SWA led by Mark Amershek (mammershek AT msn.com, 303-329-8646). This trip is full
Good Birding,
Joyce Takamine
Boulder
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