Compiler: Joyce Takamine e-mail: RBA AT cobirds.org Date: November 21, 2015 This is the Rare Bird Alert, Saturday, November 21, sponsored by Denver Field Ornithologists and the Bird Conservancy of the Rockies.
Highlight species include: (* indicates new information on this species). Tundra Swan (Boulder) Surf Scoter (Arapahoe, Jefferson, Larimer, San Miguel) Black Scoter (Arapahoe) Long-tailed Duck (Otero) Barrow's Goldeneye (Eagle, Park, Routt, Summit) Red-throated Loon (*Morgan) Pacific Loon (Arapahoe, *Morgan, Ouray) Red-necked Grebe (Douglas, Jefferson, Larimer, Park, Pueblo, Weld) Least BIttern (*Bent) Sandhill Crane (Summit) Dunlin (Larimer) Thayer's Gull (Arapahoe) Lesser Black-backed Gull (Arapahoe, Douglas) ARCTIC TERN (Boulder) INCA DOVE (El Paso) Acorn Woodpecker (La Plata) Red-bellied Woodpecker (Bent, Weld) American Three-toed Woodpecker ( Park) GRYFALCON (San Juan) Eastern Phoebe (Weld) BROWN-CRESTED FLYCATCHER (Jefferson) White-eyed Vireo (Weld) Winter Wren (Lincoln) Carolina Wren (Boulder) Bewick's Wren (Mesa) Varied Thrush (El Paso) Curve-billed Thrasher (Bent) Lapland Longspur (Weld) Tennessee Warbler (*Larimer) Northern Parula (Weld) Bay-breasted Warbler Bent) EASTERN TOWHEE (El Paso) Canyon Towhee (Bent) Field Sparrow (El Paso) Swamp Sparrow (Routt) Brown-capped Rosy-Finch (Park) PURPLE FINCH (Bent) ARAPAHOE COUNTY: --On November 8, Chris Rurik reported 2 scoters at Cherry Creek SP, one of which was black. Later Glenn Walbek and Bob Righter reported two Black Scoters (ad f, 1st yr m) and a Pacific Loon at Cherry Creek SP. On November 9, Doug Kibbe reported Black Scoters and Pacific Loon at Cherry Creek SP. On November 10, Tom Behnfield reported Pacific Loon and 3 Surf Scoters at Cherry Creek SP. On November 13, Gregg Goodrich reported Pacific Loon at Cherry Creek SP. --On November 14, Bill Kaempfer reported ad Lesser Black-backed Gull at Cherry Creek SP. --At Aurora Reservoir on November 14, Bill Kaempfer reported 1-st cyc Thayer's Gull and ad Lesser Black-backed Gull. --On November 17, David Suddjian reported 2 f-type Surf Scoters at South Platte Reservoir. BENT COUNTY: --A Bay-breasted Warbler was reported by Mark Peterson at Hasty Campground on November 8. --On November 16, Duane Nelson reported that he has had f-type PURPLE FINCH, m Red-bellied Woodpecker, Curve-billed Thrasher, and Canyon Towhees visit his feeders in Las Animas. Birders are welcome if you notify Duane in advance at dnelson1 ATcenturytel.net On November 19, Duane Nelson reported that the f-type PURPLE FINCH returned and the other birds continue. --On November 20, Duane Nelson reported a Least Bittern on the N side of CR JJ at the low spot West of CR 20. Please watch from vehicle. BOULDER COUNTY: --On November 11, Peter Burke found ARCTIC TERN which was confirmed by John Vanderpoel and also seen by David Dowell and Christian Nunes. --On November 14, Steve Frye reported Carolina Wren at Sombrero Marsh. On November 15, Scott Manwaring reported Carolina Wren at Sombrero Marsh. --On November 19, Christian Nunes reported 14 Tundra Swans at Valmont Reservoir in Boulder. DOUGLAS COUNTY: --4 Red-necked Grebes were reported by Glenn Walbek and 1 was reported by Bill Kaempfer at Chatfield on November 14. --3 Red-necked Grebes and an ad Lesser Black-backed Gull were reported by David Suddjian at Chatfield SP from Handicapped Fisherman Platform on November 17. --A Red-necked Grebe was reported by Brandon Percival from the Handicapped Fisherman Platform on November 19. EAGLE COUNTY: --4 Barrow's Goldeneyes (3m, 1f) were reported by Leon Thurmon at Springpark Reservoir on November 8. EL PASO COUNTY: --2 Field Sparrows were reported by Jesse and Renee Casias on Bar 10 Road on November 8. --An EASTERN TOWHEE was reported by Jeannie Mitchell and Aaron Shipe at Chico Basin Banding Station (fee area) on November 13. --A Varied Thrush was reported by Aaron Shipe and Jeannie Mitchell at Chico Basin Banding Station (fee ares) on November 14. --On November 15, Sharon Milito observed an INCA DOVE in her yard most of the day. NOTE: On November 19, Sharon Milito has requested no more visits to her yard to see the INCA DOVE until further notice. The birds are stressed and not showing themselves. Not only the INCA DOVE but her other usual yard birds as well. She will evaluate the situation after giving the birds a rest and see whether or not and when to resume visits. JEFFERSON COUNTY: --On October 31, Mark Chavez reported Red-necked Grebe at Chatfield Swim Beach. On November 1, Dean Shoup reported Red-necked Grebe at Chatfield Swim Beach. On November 3, Chris Rurik reported Red-necked Grebe near the Swim Beach at Chatfield. On November 7, Bill Schmoker reported Red-necked Grebe from Swim Beach at Chatfield and Bob Spencer reported Red-necked Grebe on Jefferson county side of Chatfield. On November 8, Norm Lewis reported 1 Red-necked Grebe near Swim Beach at Chatfield. On November 8 from the Heronry Overlook Dick Schottler reported 3 Red-necked Grebes. On November 9, Joey Kellner reported 3 Red-necked Grebes (2 ad, 1 imm) near the Swim Beach at Chatfield. On November 10, Phil Lyon reported 3 Red-necked Grebes at Chatfield. On November 14, Bill Kaempfer reported 3 Red-necked Grebes at Chatfield. On November 17, David Suddjian reported 2 Red-necked Grebes near the N Boat Ramp at Chatfield. --On November 3, Chris Rurik reported 2 Surf Scoter on the Jefferson County portion of South Platte Reservoir. On November 5, Doug Kibbe reported 1 Surf Scoter on the Jefferson County portion of South Platte Reservoir. On November 7, Steve Stachowiak reported 1 Surf Scoters on the Jefferson County portion of South Platte Reservoir. On November 8, Norm Lewis and Scott Somershoe reported 2 Surf Scoters on the Jefferson County portion of South Platte Reservoir. On November 9, Phil Lyon and John Vanderpoel reported 2 Surf Scoter on the Jefferson County portion of South Platte Reservoir. On November 12, Michael Kiessig and Kate Frost reported 2 Surf Scoters on the Jefferson County side of South Platte Reservoir. On November 14, Bill Kaempfer reported 2 Surf Scoters at South Platte Reservoir on the Jefferson County side. On November 17, David Suddjian reported 2 f-type Surf Scoters at South Platte Reservoir. --On November 17, Peter Pereira photographed a BROWN-CRESTED FLYCATCHER at Denver Botanic Gardens at Chatfield. LA PLATA COUNTY: --2 Acorn Woodpeckers were reported by Jason St. Pierre at Rafter J Subdivision on November 12. LARIMER COUNTY: --A Red-necked Grebe was reported by Robert Beauchamp at Gateway Park Pond (Walmart Pond) at I-25 and Harmony Road on November 14. --On November 16, David Wade reported Surf Scoter and Dunlin at Timnath Reservoir. --A Tennessee Warbler was reported by Dave Leatherman at PERC (Plant Environmental Research Center in the SW corner of the CSU Campus on November 19 and was seen by David Wade. On November 20, Nick Komar, Sean Walters, Irene Fortune, and Bobbie Tilmant reported Tennessee Warbler at PERC. LINCOLN COUNTY: --A Winter Wren was reported by David Suddjian along CR 11 at Horse Creek about 0.175 mile south of where the road crosses the creek just S of Elbert County Line on November 16. MESA COUNTY: --A Bewick's Wren was reported by roaring Fork Audubon at Cheney Reservoir on November 14 MORGAN COUNTY: --At Jackson Lake SP on November 20, Norm Lewis reported Pacific Loon and Red-throated Loon. OTERO COUNTY: --A Long-tailed Duck was reported by Mark Peterson at Lake Cheraw on November 8. OURAY COUNTY: --A Pacific Loon was reported by Kent Nelson at Ridgway Reservoir on November 9. PARK COUNTY: --On November 9 at Eleven Mile Reservoir, David Suddjian reported Red-necked Grebe and 1 m Barrow's Goldeneye. --8 Brown-capped Rosy-Finches were reported by David Suddjian in Jefferson on November 9. --An American Three-toed Woodpecker was reported by David Suddjian at the intersection of CR 22 and CR 98 on November 9. PUEBLO COUNTY: --On November 11, Brandon Percival reported a Red--necked Grebe from West Fisherman's Road at Pueblo Reservoir. On November 12, Brandon Percival refound Red-necked Grebe from West Fisherman's Road at Pueblo reservoir. ROUTT COUNTY: --24 Barrow's Goldeneyes were reported by Tom Litteral on Lake Catamount on November 13. On November 15, JoAnn Riggle reported Barrow's Goldeneyes at Lake Catamount. --A Swamp Sparrow was reported by JoAnn Riggle at Chuck Lewis SWA on November 15. SAN JUAN COUNTY: --A white-morph GRYFALCON was reported by Eric Hough at Molas Pass Summit on November 14. SAN MIGUEL COUNTY: --A f type Surf Scoter was reported by George Steele at Miramonte Reservoir on November 12. On November 13, Coen Dexter refound the Surf Scoter on Miramonte Reservoir. SUMMIT COUNTY: --4 Barrow's Goldeneyes (2m, 2f) were reported by Chris Goulart on a pond near the Blue River in the Silverthorne area on November 8. --On November 14, Joey Kellner, Norm Erthal, and Chris Gilbert reported 85 Sandhill Cranes at Silverthorne Water Treatment Plant and 150 Sandhill Cranes at Dillon Reservoir at the Frisco Marina. WELD COUNTY: --On November 7, Carl Bendorf reported Red-necked Grebe at Union Reservoir. On November 8, Mark Duchesne reported Red-necked Grebe at Union Reservoir. Tina Jones reported Red-necked Grebe at Union Reservoir seen from CR 26 (north side) on November 8. On November 9, Steve Mlodinow reported Red-necked Grebe at Union Reservoir. On November 11, Steve Mlodinow reported Red-necked Grebe at Union Reservoir. --On November 8, Mark Chavez reported White-eyed Vireo and Red-bellied Woodpecker at Crow Valley CG. On November 9 at Crow Valley CG, Dave Leatherman reported White-eyed Vireo and Red-bellied Woodpecker. --4+ Lapland Longspurs were reported by Gary Lefko at the pond at the intersection of CR 124 and CR 75 on November 15. DFO Field Trips: The DFO Field Trip for Saturday, November 21 will be to Chatfield State Park led by Edmiund Holub (edmund.holub AT gmailcom; 303-979-2194). Meet at 0800 at swim beach by entering west entrance of park off S Wadsworth, 1.5 miles south of C470. State parks pass or day pass required. Lunch is optional as the trip will be half day but bring snacks and water. Register online or contact leader. The DFO Field Trip for Sunday, November 22 will be to Rueter-Hess Reservoir (Douglas County) led by Mary Cay Burger (mcburger3 AT juno.com; 303-771-3431). This trip is full. 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