Compiler: Joyce Takamine
Date: May 7, 2017
This is the Rare Bird Alert for Sunday, May 7 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 now using the new AOU checklist and the order of families has changes.
Mute Swan (*Weld)
Mexican Duck (San Miguel)
White-winged Scoter (Arapahoe)
Barrow’s Goldeneye (Eagle)
Dusky Grouse (Larimer)
Sharp-tailed Grouse (Weld)
Greater Roadrunner (Baca)
LESSER NIGHTHAWK (Bent)
Chimney Swift ( *Crowley, El Paso, Jefferson)
RUBY-THROATED HUMMINGBIRD (*Prowers)
Sandhill Crane (Boulder, *Weld)
Black-bellied Plover ( Kiowa, Larimer)
Snowy Plover (Crowley, *Kiowa)
Semipalmated Plover (Boulder, Crowley, *El Paso, Jefferson, *Kiowa, Larimer, Pitkin, Pueblo, Weld)
Piping Plover (Kiowa, Lincoln)
Mountain Plover (Weld)
Upland Sandpiper (Weld)
Whimbrel (Boulder, Delta, El Paso, Kiowa, Larimer, Lincoln, *Weld)
Long-billed Curlew (*El Paso, Jefferson, *Kiowa, La Plata, Larimer, Weld)
Ruddy Turnstone (*Weld)
Stilt Sandpiper (Crowley, *Kiowa, Weld)
Sanderling (Arapahoe, Crowley, Douglas, Larimer, Pueblo)
Dunlin (Kiowa)
White-rumped Sandpiper (*Kiowa)
Pectoral Sandpiper (Adams, Crowley, Kiowa, Weld)
Semipalmated Sandpiper (Arapahoe, Boulder, Crowley, El Paso, *Kiowa, La Plata, Larimer, Lincoln, Mesa, *Weld)
Short-billed Dowitcher (Weld)
Solitary Sandpiper (Arapahoe, *Crowley, El Paso, Jefferson ,*Kiowa, La Plata, Larimer, Prowers)
Green Heron (Jefferson)
Glossy Ibis (Arapahoe, Jackson, *Larimer, *Weld)
Broad-winged Hawk (*Crowley, Douglas, *Jefferson, Kit Carson, Larimer)
Laughing Gull (Weld)
Thayer’s Gull (Larimer)
Lesser Black-backed Gull (Arapahoe)
GLAUCOUS-WINGED GULL (Larimer)
Caspian Tern (El Paso, Larimer, Jefferson, *Weld)
Lewis’s Woodpecker (Baca, Eagle)
Red-bellied Woodpecker (*Weld)
Williamson’s Sapsucker (Mesa, Pueblo)
Ladder-backed Woodpecker (Kit Carson)
American three-toed Woodpecker (Gunnison)
Least Flycatcher (Baca)
Gray Flycatcher ( Boulder, Kit Carson)
Black Phoebe (Boulder, Garfield, *Ouray)
Eastern Phoebe (Arapahoe, Boulder, Douglas, El Paso, Pueblo)
Philadelphia Vireo (*Bent)
Chihuahuan Raven (Baca)
Carolina Wren (Pueblo)
Curve-billed Thrasher (*Bent, *El Paso)
Lapland Longspur (Jackson, Weld)
Ovenbird (Baca)
Northern Waterthrush (*Arapahoe, *Baca, *El Paso, Weld)
Tennessee Warbler (Baca)
Blackpoll Warbler (Baca, Jefferson)
Nashville Warbler (Boulder)
Hooded Warbler (*Weld)
Northern Parula (Arapahoe, Pueblo)
Magnolia Warbler (El Paso)
Black-throated Blue Warbler (Kit Carson)
Palm Warbler (Crowley, Kiowa, *Pueblo)
Yellow-throated Warbler (*Pueblo)
Grace’s Warbler (Mesa)
Black-throated Gray Warbler (Boulder, Kiowa)
RED-FACED WARBLER (Montezuma)
Fox Sparrow (Pitkin)
Rusty Blackbird (Pueblo)
Baltimore Oriole (Bent)
ADAMS COUNTY:
---On May 2 at Lowell Ponds, N side of I-76, Doug Kibbe reported Pectoral Sandpiper.
ARAPAHOE COUNTY:
--- On May 3 at Cherry Creek SP, Joe Roller and Cynthia Madsen reported m Northern Parula. On May 4 at Cherry Creek SP at East Boat Ramp restroom, Mark Amershek, Crystal Wilson, Wendy Wibbens, and Tom Benhfield reported Northern Parula.
---On May 1 at Aurora Reservoir, David Suddjian and his DFO Field Trip reported 4 White-winged Scoters, 9 Sandering, and 2 Semipalmated Sandpipers. On May 1 at Aurora Reservoir, David Suddjian reported Lesser Black-backed Gull. On May 4 at Aurora Reservoir, Cheri Phillips reported 3 White-winged Scoters.
---On May 1 at Cherry Creek SP, Kay Rasmussen reported Glossy Ibis and 2 Solitary Sandpipers.
---On May 3 at Cherry Creek SP Doug Kibbe reported ad Lesser Black-backed Gull.
---On May 6 at Coal Creek Area, Chris Goulart reported Northern Waterthrush.
BACA COUNTY:
---On May 5 at Two Buttes SWA, Joey Kellner et al reported Lewis’s Woodpecker, Least Flycatcher, Chihuahuan Raven (outside of canyon), Ovenbird, Tennessee Warbler, Blackpoll Warbler; and Nick Moore also reported 2 Greater Roadrunners.
---On May 6 at Two Buttes SWA below dam, Carmencity Shoup reported Northern Waterthrush.
BENT COUNTY:
---On May 2 at Hasty Campground below dam at John Martin, Duane Nelson reported m Baltimore Oriole.
---On May 5 at Van’s Grove (CR JJ east of Fort Lyon), Joey Kellner et al reported LESSER NIGHTHAWK.
---On May 6 at Lake Hasty, Joey Kellner et al reported Philadelphia Vireo and Curve-billed thrasher;
Dale and Joel Adams and Brandon Percival and Kara Carragher reported Philadelphia Vireo.
BOULDER COUNTY:
---On May 3 at Boulder Creek at 75th St., Bill Kaempfer reported Black Phoebe. On May 4 at Boulder Creek at 75th St., Jane Baryames reported Black Phoebe.
---On May 1 at CU East Campus, Mark Minner-Lee reported Black-throated Gray Warbler N of Discovery Dr. On May 1 at CU East Campus, John Malenich reported Black-throated Gray Warbler and Sandhill Crane along Boulder Creek. A Sandhill Crane has been reported several times this spring in Boulder, usually at Walden/Sawhill. On May 3 at CU East Campus, John Malenich reported Nashville Warbler.
---On May 1 at Green Mountain Cemetery in Boulder, Bill Kaempfer and David Dowell reported Gray Flycatcher.
---On May 1 at Crane Hollow Road and ponds, David Dowell reported Black Phoebe.
---On May 3 at Axelson Open Space, Chuck Hundertmark heard 3 Sandhill Cranes.
---On May 3 at Walden Ponds, Jeff Parks reported 7 Semipalmated Sandpipers and Bill Kaempfer found Semipalmated Plover.
---On May 4 at N 63rd St and St Vrain Creek, Sue Riffe reported Black and Eastern Phoebe.
---On May 5 at Cottonwood Marsh, Peter Burke reported a fleeing Whimbrel.
---On May 5 at Lagerman Reservoir, Emil Yappert reported Sandhill Crane.
CROWLEY COUNTY:
---On May 2 at Ordway Town Reservoir, Roger Linfield reported Palm Warbler.
---On May 2 at Box Springs, Roger Linfield reported Stilt Sandpiper.
---On May 2 at Lake Meredith, Roger Linfield reported 5 Sanderling.
---On May 6 at Olney Springs Reservoir, Brandon Percival and Kara Carragher reported Solitary Sandpiper and Chimney Swift.
---On May 6 in Ordway, Brandon Percival and Kara Carragher reported a Broad-winged Hawk flew over the park and Chimney Swift.
DELTA COUNTY:
---On May 4 at Fruitgrowers Reservoir, Andrea Robinsong reported Whimbrel.
DOUGLAS COUNTY:
---On May 4 on Hwy 67 between Sprucewood and South Platte River about 1 mile uphill from junction of Hwy 67 and Platte River Road, Chris Blakeslee reported Broad-winged Hawk.
EAGLE COUNTY:
---On May 2 at Spring Park Reservoir, Dick Filby reported 10 Barrow’s Goldeneyes and 2 Lewis’s Woodpeckers.
EL PASO COUNTY:
--- On May 1 at Ramah SWA, Caleb Hawley reported 3 Semipalmated Plovers, 14 Semipalmated Sandpipers, and Solitary Sandpiper; Alan Versaw reported 2 Semipalmated Plovers and 20 Semipalmated Sandpipers. On May 3 at Ramah SWA, Betty Glass and Diane Roberts reported Long-billed Curlew and 6 Semipalmated Sandpipers. On May 4 at Ramah SWA, David Tonnessen reported 2 Semipalmated Plovers, 6 Semipalmated Sandpipers, and Caspian Tern and John Drummond reported 6 Whimbrel and Caspian Tern. On May 6, Caleb Hawley reported Semipalmated Plover at Ramah SWA.
---On April 28 at Memorial Park and Prospect Lake, Dale Adams reported Chimney Swift.
--- On May 3 at Chico Basin Ranch (fee Area), John Drummond reported Eastern Phoebe. On May 6 at Chico Basin Ranch, Dale and Joel Adams reported Curve-billed Thrasher.
---On May 5 at Chico Basin Ranch (fee area), John Drummond reported a Magnolia Warbler which was banded.
---On May 6 at Clear Spring Ranch, Steve Brown banded a Northern Waterthrush.
---On May 6 at Hanover Road, Dale and Joel Adams reported Curve-billed Thrasher.
GARFIELD COUNTY:
---On May 1 at Carbondale Fish Hatchery, Dick Filby reported 2 Black Phoebe.
JACKSON COUNTY:
---On May 5 at Walden Reservoir, Jacob Drucker, Ben Legasse, Denise Bretting, and Georgia Doyle reported Glossy Ibis.
JEFFERSON COUNTY:
---On May 1 at Main Reservoir in Lakewood, Doug Kibbe and Kevin DeBoer reported Caspian Tern.
---On May 2 N of Blunn Reservoir off of Hwy 93, Christy Payne reported Long-billed Curlew.
---On May 2 at Arvada Blunn Reservoir, Lorraine Lanning reported 2 Semipalmated Plovers.
---On May 2 at Wheat Ridge Greenbelt/Prospect Park, Mary Keithler reported Broad-winged Hawk and 6 Chimney Swifts.
---On May 3 at Belmar Park, Frank Farrell reported Blackpoll Warbler.
---On May 4 at Dinosaur Ridge Hawk Watch, Joyce Commercon reported 2 Broad-winged Hawks. On May 6 at Dinosaur Ridge Hawk Watch, Mitchell Blystone reported 2 Broad-winged Hawks.
KIOWA COUNTY:
---On May 2 at Neeskah Reservoir, Timo Mitzen reported Long-billed Curlew flyover, Palm Warbler, and Black-throated Gray Warbler.
---On May 4 at Neenoshe Reservoir, Dean Shoup, Glenn Walbek, and Loch Kilpatrick reported Snowy Plover, Piping Plover, 8 Whimbrel, 4 Long-billed Curlew, Dunlin, 2 Pectoral Sandpiper, 80 Semipalmated Sandpipers. On May 6 at Neenoshe Reservoir, Joey Kellner et al reported 3 Snowy Plover, 15 Semipalmated Plovers, Long-billed Curlew, 11 Stilt Sandpipers, 23 White-rumped Sandpipers, 15 Semipalmated Sandpipers and Solitary Sandpiper.
KIT CARSON COUNTY:
---On May 4 at Flager Reservoir SWA, Nick Moore reported Gray Flycatcher. On May 5 at Flagler SWA Austin Hess reported m Black-throated Blue Warbler on east side in Cottonwood Grove and 2 Ladder-backed Woodpeckers.
---On May 4 at Fairview Cemetery, Nick Moore reported Broad-winged Hawk.
---On May 4 on Longhorn Trail in Burlington, Nick Moore reported 2 Broad-winged Hawks.
LA PLATA COUNTY:
---On May 1 at Pastorius Reservoir, Susan Allerton reported Solitary Sandpiper. On May 2 at Pastorius Reservoir, Susan Allerton reported 7 Long-billed Curlew.
LARIMER COUNTY:
---On May 2 at north end of Boyd Lake SP, Josh Bruening reported 2 Long-billed Curlews, Whimbrel, 15 Semipalmated Sandpipers, and 3 Semipalmated Plovers. On May 2 at Boyd Lake, Derek Hill reported Glossy Ibis, Whimbrel, and Long-billed Curlew; Nick Komar and David Wade reported 5 Semipalmated Plover, Whimbrel, 3 Long-billed Curlew, 25 Semipalmated Sandpipers, Solitary Sandpiper, and Glossy Ibis. On May 3 at Boyd Lake, Nick Komar reported 2 Semipalmated Plovers, 13 Whimbrel, 2 Long-billed Curlew, 10 Semipalmaged Sandpipers, and Glossy Ibis. On May 4 at Boyd Lake, Andy Bankert, David Wade, and Nick Komar reported Glossy Ibis, Black-bellied Plover, 9 Semipalmated Plover, 4 Snadering, and 3 Semipalmated Sandpipers. On May 6 at Boyd Lake, Nick Komar and Cliff Hendrick reported Glossy Ibis.
---On May 1 at Horseshoe Reservoir, David Wade reported 1-st cyc GLAUCOUS-WINGED GULL. On May 1 at Horsehoe Reservoir, Nick Komar reported GLAUCOUS-WINGED GULL and 2 Caspian Terns. On May 2 at Horseshoe Reservoir, Josh Bruening, David Wade, and Nick Komar reported 2 Caspian Tern. On May 3 at Horseshoe Reservoir, Nick Komar reported 2nd-cyc Thayer’s Gull.
---On May 1 at Horsetooth Mountain Park, Arvind Panjabi reported Dusky Grouse. On May 4 at Horrsetooth Mountain Park, Arvind Panjabi reported Broad-winged Hawk.
---On May 1 at Running Deer and Cottonwood Hollow NA, David Wade reported 2 Broad-winged Hawks.
---On May 1 at Grandview Cemetery, Dave Leatherman reported 4 Broad-winged Hawks overhead.
LINCOLN COUNTY:
---On May 4 at Schaefer Reservoir (private view from road), Nick Moore reported Piping Plover, Whimbrel, and 15 Semipalmated Sandpipers.
MESA COUNTY:
--- On May 2 at Green Heron Pond, Mike Henwood and several other birders reported f Sanderling and Semipalmated Sandpiper. On May 3 Mike Henwood and Carol Ortenzio reported Sanderling at Green Heron Pond.
---On May 5 at Telephone Trail Area, Jacob Drucker reported 3 Williamson’s Sapsuckers and 2 Grace’s Warblers.
MONTEZUMA COUNTY:
---On May 4, R Christopher Vest had a RED-FACED WARBLER in his yard for about 30 minutes in the morning. He CANNOT allow birders in his yard because he runs a dog shelter. But birders are welcome to birder along the road. The location is south of Dolores where Rd 30 becomed Rd 29 north of Toten Reservoir.
OURAY COUNTY:
---On May 6 at Billy Creek Wildlife Area Bridge, Kent Nelson reported Black Phoebe.
PITKIN COUNTY:
---On May 2 at Ruedi Reservoir inlet, Dick Filby reported Semipalmated Plover.
---On May 2 at Hallam Lake Nature Preserve in Aspen, Rebecca Weiss reported Fox Sparrow.
PROWERS COUNTY:
---On May 1 at Lamar Community College, John Reichhardt reported Solitary Sandpiper and Northern Cardinal.
---On May 5, Jane Stulp discovered f RUBY-THROATED HUMMINGBIRD in her farm yard. On May 6
many birders were able to see the Ruby-throat. Jane says that they lost track of the bird in the
late afternoon so she is not sure if it is still around. Birders are welcome to try from 0800 to 1200
on Sunday. The farm is 5 miles south of Lamar on Hwy 287 on the west side of the road. There
is a ¼ mile drive to the house. She will let us know as early as possible if the hummer is still around.
PUEBLO COUNTY:
--- On May 1, David Tonnessen reported Yellow-throated Warbler at Mineral Palace Park. On May 5, Van Truan reported that the m Yellow-throated Warbler continues. It has been here since April 21. On May 6, John Drummond reported Yellow-throated Warbler at Mineral Palace Park.
---On April 30 on I-25 north of Pueblo, Irene Fortune reported a disoriented Rusty Blackbird wandering around near gas station pumps.
---On May 1 on Arkansas River trail east of Pueblo Blvd, Brandon Percival reported singing Carolina Wren.
---On May 2 at Osprey Picnic Area below Pueblo Reservoir Dam, Brandon Percival reported singing m Northern Parula.
---On May 2 at Valco Ponds and Rock Canyon, Brandon Percival reported 2 Eastern Phoebe.
---On May 2 at Pueblo Reservoir, Brandon Percival reported basic plumaged Sanderling and Semipalmated Plover.
---On May 6 at Chico Basin Ranch (fee area), Dale and Joel Adams reported Palm Warbler at headquarters.
SAN MIGUEL COUNTY:
---On April 30 at Miramonte Reservoir, Eric Hynes reported Mexican Duck.
WELD COUNTY:
---On May 1 at Stewart’s Pond, Ira Sanders reported 5 Semipalmated Plover, Short-billed Dowitcher, 3 Solitary Sandpipers, and Caspian Tern; Kim Mauritz reported 2 Semipalmated Plovers, Ruddy Turnstone, 5 Stilt Sandpipers, Sanderling, 4 Semipalmated Sandpipers, Short-billed Dowitcher, and Caspian Tern.
On May 2 at Stewart’s Pond, Tim Priehs and Rebecca Grieser reported Mute Swan and Caspian Tern. On May 2 at Stewart’s Pond, Steve Mlodinow reported Mute Swan Glossy Ibis, 2 Semipalmated Plovers and Caspian Tern. On May 3 at Stewart’s Pond, Norm Lewis reported Mute Swan and Pectoral Sandpiper and Nancy Davis reported Pectoral Sandpiper and Caspian Tern. On May 4 at Stewart’s Pond, Gene Rutherfor and Sue Riffe reported Mute Swan and Solitary Sandpiper. On May 6 at Stewart’s Pond, Ryan Graves reported Mute Swan, Whimbrel, and Ruddy Turnstone; Tom Bunker, Luke Pheneger, and Susan Rosine reported Mute Swan.
---On May 1 at Union Reservoir, Bill Fink and Jim Nachel reported Caspian Terns and Luke Pheneger reported Whimbrel.
--- On May 3 at Wetland on CR 46, Jared Kidder reported Mute Swan and 2 Semipalmated Sandpipers and Nancy Davis reported Ruddy Turnstone flying towards Stewart’s Pond. On May 6 at Wetland on CR 46, Paul Ode reported Mute Swan.
---On April 30 at Mountain Plover Spot, Austin Hess and Nick Komar reported 2 Mountain Plover and Upland Sandpiper.
---On May 1 on CR 111 N of CR 136, Brian Johnson reported 2 Sharp-tailed Grouse. On May 5 on CR 136 between CR 99 and Cr 105, Joshua Smith reported Sharp-tailed Grouse.
---On May 2 at Behrens Reservoir, Steve Mlodinow reported Ruddy Turnstone and 10 Sanderling. On May 3 at Behrens Reservoir, Norm Lewis reported Mute Swan and 2 flyover Sandhill Cranes.
---On May 2 at Firestone Gravel Pits (view from road), Steve Mlodinow reported Caspian Tern.
---On May 4 at Wood Lake, Sue Riffe reported 2 Caspian Terns. On May 6, Tom Behnfield reported Caspian Tern.
---On May 5 at Crow Valley Campground, Bob Righter and Joshua Smith reported Red-bellied Woodpecker at east entrance and Gene Rutherford reported Northern Waterthrush on west side along Creek. On May 6 at Crow Valley CG, Gene Rutherford reported Red-belllied Woodpecker.
---On May 6 at Norma’s Grove (CR 100 east of CR 57), Bill Kaempfer, Mike Serruto, Paul Ode, Gene Rutherford, and Tom Behnfield reported Hooded Warbler.
---On May 6 at Beebe Draw, Amy Davis reported 2 Sandhill Cranes.
---On May 6 at CR 59 pond, Ryan Graves reported Glossy Ibis and Semipalmated Sandpiper.
Denver Field Ornithologists Field Trips:
The DFO Field Trip for Sunday, May 7 will be to Apex Park-lower East Entrance led by John Breitsch (jbreitsch At Hotmail.com;
303-588-0552). This trip is full.
The DFO Field Trip for Sunday, May 7 will be to Denver City Park led by Patrick O’Driscoll (patodrisk AT
gmail.com;
303-885-6955). Meet at parking strip on north side of Ferril Lake. From Colorado Blvd. turn left on 22nd Avenue and dirve west past Denver Museum of Nature & Science. Go left again at sign for Pavillion/Bandstand, just before Denver Zoo parking. Follow road down to parking area on left beneath trees, near Ferril Lake.
Late addition to DFO Big Month trip schedule. Thorough survey of the park with check-in on the cormorant, egret, and heron nesting colonies. Great variety likely. Bring water and snack. Register online or contact leader.
Good Birding,
Joyce Takamine
Boulder