Date: September 13, 2018 Compiler: Joyce Takamine e-mail: RBA AT cobirds.org
This is the Rare Bird Alert for Thursday, September 13 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 (Prowers) Cackling Goose (Larimer, Prowers) Trumpeter Swan (Archuleta) Tundra Swan (Prowers) Barrow’s Goldeneye (Routt) Hooded Merganser (Park) Northern Bobwhite (Larimer) White-winged Dove (Mesa) Black Swift (Rio Grande) RUBY-THROATED HUMMINGBIRD (Kiowa) Black-necked Stilt (Larimer, Mesa) American Avocet (Adams, Jackson, Park) Black-belllied Plover (Morgan) Semipalmated Plover (Jackson, Larimer, *Washington) Whimbrel (*Washington) Marbled Godwit (Adams, Larimer, *Washington, Weld) Stilt Sandpiper (Jackson, Larimer, Weld) Pectoral Sandpiper (Arapahoe, Jackson, Larimer, *Washington,) Semipalmated Sandpiper (Jackson) Western Sandpiper (Jackson) Solitary Sandpiper (Adams, *Jackson, Larimer, Las Animas, *Pueblo) Willet (Larimer) Red-necked Phalarope (Adams, *Washington) Parasitic Jaeger (*Douglas, *Jefferson) Long-tailed Jaeger (*Douglas, *Jefferson) Sabine’s Gull (Arapahoe, Douglas,*Jefferson) Mew Gull (Arapahoe, *Routt) Lesser Black-backed Gull (Douglas, *Larimer, Weld) Great Black-backed Gull (Douglas, Jefferson) Caspian Tern (Larimer, *Washington) Black Tern (Kiowa, *Washington) Common Tern (*Douglas) Forster’s Tern (*Jackson) Little Blue Heron (Weld) Green Heron (Denver, Larimer) White-faced Ibis (Routt, Summit) Rough-legged Hawk (Adams) Lewis’s Woodpecker (La Plata) Red-headed Woodpecker (*El Paso, Kiowa) Red-naped Sapsucker (*El Paso) Ladder-backed Woodpecker (*El Paso, Las Animas, *Pueblo) Merlin (Kiowa) Olive-sided Flycatcher (Arapahoe, El Paso, Larimer, Montezuma) Willow Flycatcher (*El Paso, Ouray) Least Flycatcher (Kiowa) Hammond’s Flycatcher (Mesa) Dusky Flycatcher (Adams, El Paso, Larimer) Western Flycatcher (El Paso) Cordilleran Flycatcher (Montezuma) Black Phoebe (Jefferson, Mesa, Ouray) Eastern Phoebe (Denver, Chaffee, Jefferson) Great Crested Flycatcher (*El Paso, Kiowa) Cassin’s Kingbird (El Paso, Fremont) Eastern Kingbird (Larimer, Summit) White-eyed Vireo (Douglas) Gray Vireo (Las Animas, Mesa) Cassin’s Vireo (*El Paso, Kiowa, La Plata, Mesa) Pinyon Jay (Jefferson) Woodhouse’s Scrub-Jay (Douglas, *Jefferson, La Plata, Larimer, Las Animas, Montezuma) Chihuahuan Raven (*El Paso, *Pueblo) Violet-green Swallow (Weld) Juniper Titmouse (Las Animas) Bushtit (Arapahoe, Douglas, Las Animas) Marsh Wren (Arapahoe, Larimer) Bewick’s Wren (Fremont, Las Animas, Mesa) Blue-gray Gnatcatcher (Adams, Clear Creek, Denver, Douglas, *El Paso, La Plata, Larimer, Phillips) Golden-crowned Kinglet (*El Paso) Ruby-crowned Kinglet (*El Paso, Larimer) Swainson’s Thrush (El Paso, Kiowa) Hermit Thrush (El Paso) Curve-billed Thrasher (*El Paso) Brown Thrasher (Adams, *El Paso, Kiowa) Sage Thrasher (*El Paso, Fremont, *Jackson, *Pueblo) American Pipit (Larimer, *Pueblo) Chipping Sparrow (Adams, El Paso) Clay-colored Sparrow (Adams, Denver, *El Paso, Fremont, Kiowa, Larimer, Mesa) Brewer’s Sparrow (Adams, *El Paso, *Jackson, Mesa, Montezuma, Summit) Lark Bunting (Adams, Jackson, Routt, Summit) Savannah Sparrow (*Jackson, Jefferson, Larimer, *Pueblo, *Washington) Grasshopper Sparrow (Larimer) Yellow-breasted Chat (Ouray) Orchard Oriole (Adams) Northern Waterthrush (El Paso, La Plata) Black-and-white Warbler (*Boulder) Nashville Warbler (Jefferson) Hooded Warbler (Jefferson) American Redstart (La Plata) Blackpoll Warbler (Phillips) Palm Warbler (*Jefferson) Pine Warbler (Jefferson) Black-throated Gray Warbler (El Paso) Townsend’s Warbler (El Paso, Larimer) Summer Tanager (Routt) Indigo Bunting (Kiowa, Yuma) ADAMS COUNTY: ---On September 9 at Barr Lake Banding Station Meredith McBurney banded Brown Thasher and 2 Ovenbird (hatch yr). On September 11 at Barr Lake Banding Station, Meredith McBurney banded 2 Dusky Flycatchers, Chipping Sparrows, Clay-colored Sparrow, and Brewer’s Sparrow. ---On September 10 at Rocky Mountain Arsenal NWR, Candice Johnson reported 2 Red-necked Phalarope, Solitary Sandpiper, Rough-legged Hawk, 6 Clay-colored Sparrow, and 3 Lark Bunting. ---On September 9 at Rocky Mountain Arsenal NWR First Creek, John Breitsch reported Orchard Oriole and Blue-gray Gnatcatcher. ---On September 9 at Barr Lake SP, Cameron Carver reported 20 American Avocet and 3 Marbled Godwit. ARAPAHOE COUNTY: ---On September 9 at Cherry Creek SP, Gabriel Wiltse reported Mew Gull, Olive-sided Flycatcher and 3 Bushtit. On September 10 at Cherry Creek SP, Chris Brown reported Mew Gull and Pectcoral Sandpiper; Christine Alexander reported Mew Gull and 3 Sabine’s Gulls. ARCHULETA COUNTY: ---On September 11 at Pinon Lake Reservoir, Ben Bailey reported Trumpeter Swan. BOULDER COUNTY: ---On September 12 in Louisville (town), Jack Bushong reported Black-and-white Warbler along Coal Creek several hundred yards W of Community Park and SW of downtown. CHAFFEE COUNTY: ---On September 9 at Sands Lake SWA, Jeff Guy reported Eastern Phoebe. CLEAR CREEK COUNTY: ---On September 8 at South Spring Gulch Road, Nathan Senner reported Blue-gray Gnatcatcher. DENVER COUNTY: ---On September 8 at Bluff Lake Nature Center, George Ho reported Green Heron. On September 9 at Bluff Lake Nature Center, Betty Glass reported Green Heron. ---On September 9 at Westerly Creek Park, Jason Bidgood reported Eastern Phoebe, Blue-gray Gnatcatcher, Clay-colored Sparrow. DOUGLAS COUNTY: ---On September 9 at Castlewood Canyon Road, Lynne Forrester reported White-eyed Vireo, 12 Woodhouse’s Scrub-Jay, 33 Bushtit, and 9 Blue-gray Gnatcatcher. ---On September 9 at Chatfield SP, Myron Gerhard found 3 jaegers. On September 10 at Chatfield SP Marina Sandspit and below dam, Mark Chavez, Frank Farrell, Gwen Moore, Gregg Goodrich, Hillary White, Scotter Somershoe, Lock Kilpatrick and Glenn Walbek reported 2 Long-tailed Jaegers and Parasitic Jaeger. On September 11, Doug Faulkner and many other birders reported 2 Long-tailed Jaegers, Parasitic Jaeger, 2 Sabine’s Gulls, 2 Common Tern, and 3 Savannah Sparrows. On September 12 at Chatfield SP, Marina Sandspit, Tony Leukering reported Parasitic Jaeger and 2 Long-tailed Jaegers. EL PASO COUNTY: ---On September 10 at Clear Spring Ranch, Steve Brown banded juv Northern Waterthrush, 20 Chipping Sparrows, 4 Clay-colored Sparrows, and Brewer’s Sparrow. On September 11 at Clear Spring Ranch, Steve Brown banded another Northern Waterthrush, 28 Chipping Sparrows and Clay-colored Sparrow. ---On September 9 at Chico Basin Ranch, Tanja Britton, Alan and MaryLynne Ketcham reported 3 Ladder-backed Woodpecker, 4 Curve-billed Thrashers, 7 Brown Thrasher, Sage Thrasher, 15 Clay-colored Sparrows, Olive-sided Flycatcher, Cassin’s Kingbird, and Cassin’s Vireo. On September 10 at Chico Basin Ranch, John Drummond reported 2 Ladder-baked Woodpecker, Olive-sided Flycatcher, Dusky Flycatcher, Western (Pacific-slope/Cordilleran) Flycatcher, Great Crested Flycatcher, Cassin’s Vireo, Blue-gray Gnatcatcher, Brown Thrasher, Swainson’s Thrush (Olive-backed), 18 Clay-colored Sparrows, and 5 Brewer’s Sparrows. On September 12 at Chico Basin Ranch, Terence Berger, Kevin Ash, John Drummond and Jeannie Mitchell and others, reported Red-naped Sapsucker, 2 Red-headed Woodpecker, 3 Ladder-backed Woodpecker, Willow Flycatcher, Great Crested Flycatcher, Cassin’s Vireo, Chihuahuan Raven, 2 Blue-gray Gnatcatcher, Ruby-crowned Kinglet, Curve-billed Thrasher, 3 Brown Thrashers, 2 Sage Thrasher, 5 Clay-colored Sparrow, 12 Brewer’s Sparrow. ---On September 9 at Hanover Fire Station, Tanja Britton reported 2 Curve-billed Thrasher. ---On September 11 at Chico Basin Ranch Banding Station, Kim Geissler banded Northern Waterthrush, 3 Brown Thrashers, and Hermit Thrush. On September 12 at Chico Basin Ranch Banding Station, Kim Geissler reported 3 Ruby-crowned Kinglet, Golden-crowned Kinglet, and 2 Brown Thrasher. FREMONT COUNTY: ---On September 9 at Brush Hollow Reservoir, Dale and Joel Adams reported 7 Cassin’s Kingbirds, Bewick’s Wren, 20 Sage Thrashers, and Clay-colored Sparrow. JACKSON COUNTY: ---On September 11 at Arapaho NWR Auto Loop, Chuck Hundermart reported 7 American Avocet, 3 Semipalmated Plover, 12 Stilt Sandpipers, Pectoral Sandpiper, 2 Semipalmated Sandpiper, Western Sandpiper, Solitary Sandpiper, Sage Thrasher, and Lark Bunting. ---On September 12 at Walden Reservoir, Chuck Hundertmark reported Forster’s Tern, Sage Thrasher, 14 Savannah Sparrow, and 5 Brewer’s Sparrow. JEFFERSON COUNTY: ---On September 9 at Welchester Tree Grant Park, Sanatiago Tabares, Betty Glass, Kevin DeBoer and Reed Gorner reported Hooded Warbler; Reed Gorner also reported Nashville Warbler. On September 10 at Welchester Tree Grant Park, Ginny Bergstrom reported Hooded Warbler. ---On September 9 at 1801 Smith Road, Golden, Dennis Endicott reported 2 Pinyon Jay. ---On September 10 at Deer Creek at W Buckhorn Road, David Suddjian reported Eastern Phoebe. ---On September 10 at South Valley Park, David Suddjian reported Palm Warbler in wild plum thicket along South Valley Road about .5 mile south of Mann Reservoir. On September 12 at South Valley Road, Gwen Moore reported Palm Warbler and 2 Woodhouse’s Scrub-Jay. ---On September 11 at Wheat Ridge Greenbelt at Youngfield Entrance, Tuesday Birders reported Black Phoebe and Savannah Sparrow. ---On September 11 at Chatfield SP North Boat Ramp, Bill Kaempfer and Dean Shoup reported Great Black-backed Gull, Parasitic Jaeger, and 2 Long-tailed Jaeger. On September 12 at Chatfield SP North Boat Ramp, Brian Johnson, Norm Lewis, and Santiago Tabares reported Parasitic Jaeger, 2 Long-tailed Jaeger, and Sabine’s Gull. KIOWA COUNTY: ---On September 9 at Eads (town), Tony Leukering reported 2 RUBY-THROATED HUMMINGBIRD, Great Crested Flycatcher, and Indigo Bunting. ---On September 9 at Plainview School, Tony Leukering reported RUBY-THROATED HUMMINGBIRD, juv Red-headed Woodpecker, Merlin, Least Flycatcher, Cassin’s Vireo, Swainson’s Thrush (olive-backed), Brown Thrasher, and 2 Clay-colored Sparrow. LA PLATA COUNTY: ---On September 10 at Oxbow Park and Preserve, Susan Allerton reported Cassin’s Vireo, 2 Woodhouse’s Scrub-Jay, Blue-gray Gnatcatcher, and American Redstart. LARIMER COUNTY: ---On September 9 at Timnath Reservoir, Nick Komar reported Marbled Godwit, 3 Pectoral Sandpipers, and Caspian Tern. On September 11 at Timnath Reservoir, Gregg Goodrich and DFO Field Trip reported Cackling Goose, Semipalmated Plover, Stilt Sandpiper, 5 Sanderling (2 ad, 3 juv), Solitary Sandpiper, 2 Caspian Tern, Marsh Wren, 2 American Pipit, Savannah Sparrow; Steve Mlodinow also reported Lesser Black-backed Gull. ---On September 9 at Wellington SWA—Cobb Lake Unit, Andy Bankert and Caroline Olson reported 16 Northern Bobwhite, Black-necked Stilt, Semipalmated Sandpiper, 2 Solitary Sandpiper, Willet, 2 Blue-gray Gnatcatcher, and Grasshopper Sparrow. ---On September 10 at Grandview Cemetery, Dave Leatherman reported Ruby-crowned Kinglet, Olive-sided Flycatcher. On September 11 at Grandview Cemetery, Dave Leatherman reported Woodhouse’s Scrub-Jay and Clay-colored Sparrow. ---On September 11 at Prospect Ponds NA S of Sharp Point Drive first pond S of feed lot pond, Dave Leatherman reported Green Heron. ---On September 11 at Richard’s Lake, Joshua Smith reported Dusky Flycatcher and Blue-gray Gnatcatcher. LAS ANIMAS COUNTY: ---On September 9 at Johnson Canyon, Steve Mlodinow reported Ladder-backed Woodpecker, 2 Gray Vireo, 2 w Schrub -Jay, Junipter Titmouse, 2 Bushtit, and 5 Bewick’s Wren. ---On September 9 at Johnson Canyon Tank, Steve Mlodinow reported Solitary Sandpiper, Eastern Phoebe, Woodhouse’s Scrub-Jay, 2 Junipter Titmouse, 4 Bewick’s Wren. MESA COUNTY: ---On September 10 at Grand Junction Wildlife Area, Mike Henwood reported 2 Hammond’s Flycatcher, White-winged Dove, Clay-colored Sparrow, Black Phoebe, 2 Bewick’s Wren, and 40 Brewer’s Sparrows. On September 11 at Grand Junction Wildlife Area, Denise and Mark Vollmar reported Clay-colored Sparrow, Cassin’s Vireo, and Brewer’s Sparrow. ---On September 11 at James M Robb Colorado River SP Pear Park section, Connee Moffatt reported 2 Black-necked Stilt. MONTEZUMA COUNTY: ---On September 10 at Simon Draw SWA, Wendy Wibbens reported Olive-sided Flycatcher, 2 Blue-gray Gnatcatcher, and 15 Brewer’s Sparrows. OURAY COUNTY: ---On September 11 at Ridgway SP Dallas Creek, Adam Cupito banded Yellow-breasted Chat and Willow Flycatcher; Betty Fenton observed Willow Flycatcher. ---On September 9 at Billy Creek, Kent Nelson reported Black Phoebe at bridge over Uncompahgre River. PARK COUNTY: ---On September 9 at Antero Reservoir SE side, Christian Hagenlocher reported m Hooded Merganser and 26 American Avocet. PUEBLO COUNTY: ---On September 12 at Chico Basin Ranch, Terence Berger reported 2 Solitary Sandpiper, Ladder-backed Woodpecker, 2 Chihuahuan Raven, Sage Thrasher, American Pipit, Savannah Sparrow. PROWERS COUNTY: ---On September 10 at Hwy 50/Hwy 287 W of Lamar, Jane Stulp and Janeal Thompson reported 3 Snow Geese, 4 Cackling Geese, and Tundra Swan. RIO GRANDE COUNTY: ---On September 11 at Home Lake, John Rawinski reported 20 Black Swifts. ROUTT COUNTY: ---On September 11 at Yampa River Botanic Park, David Suddjian and DFO Field Trip reported Summer Tanager. Summer Tanager is a possible new county bird for Routt County. ---On September 11 at Yampa River near CR 70, David Suddjian and DFO Field trip reported Lark Bunting. ---On September 11 at Stagecoach Reservoir, David Suddjian and DFO Field trip reported Barrow’s Goldeneye and Mew Gull. SUMMIT COUNTY: ---On September 9 at Dillon Reservoir, Charlie Nims reported 2 White-faced Ibis, Brewer’s Sparrow, and Lark Bunting. ---On September 10 at Arapaho National Forest near Breckenridge, R Knapp reported Eastern Kingbird. WASHINGTON COUNTY: ---On September 12 at Prewitt Reservoir, Cynthia Madsen and David Hill reported 8 Semipalmated Plover, Whimbrel, Marbled Godwit, Pectoral Sandpiper, 21 Red-necked Phalarope, 23 Black Tern, 4 Common Tern, and Savannah Sparrow. WELD COUNTY: ---On September 10 at Windsor Lake, Steve Mlodinow reported Lesser Black-backed Gull. DFO Field Trips Bluff Lake Nature Center Thursday, September 13 7:00 AM – 2:00 PM Rebecca Laroche (RebeccaLLaroche AT gmail.com; 626-318-4435) Chatfield SP Marina Sandspit Thrusday, September 13 5:30 PM – 8:00 PM David Suddjian (dsuddjian AT gmail.com; 831-713-8659) Boulder County: Friday, September 14 6:30 AM – 4:00 PM Karen Drozda (drozforte AT AOL.com; 303-399-0891) This trip has been cancelled Prewitt and Jackson Reservoirs Saturday, September 15 5:30 AM – 6:00 PM Mark Amershek (mamershek AT msn.com; 303-329-8646) Littleton Saturday, September 15 7:00 AM – 12:00 PM David Suddjian (dsuddjian AT gmail.com; 831-713-8659) Boulder Reservoirs (Baseline, Valmont, and Boulder) Sunday, September 16 6:30 AM – 4:00 PM Karen Drozda (drozforte At AOL.com; 303-388-0891) Good Birding, Joyce Takamine Boulder -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. 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