Friday, March 15, 2019 Compiler: Burke AngstmanPhone: (303) 984-4963E-mail: RBA AT cobirds.org This is the Colorado Rare Bird Alert for March 15 sponsored by Denver Field Ornithologists. Observers have been diligent in reporting sightings and updates on CoBirds. Thanks! CAPITAL LETTERS are used for very rare species, as listed by the Colorado Bird Records Committee. (*) indicates new information on this species. Rare, out of place and out of season species include: Ross's Goose (Jefferson, Arapahoe)Trumpeter Swan (Mesa, Pueblo)Tundra Swan (Broomfield, Mesa, Weld)Black Scoter (Pueblo)Long-tailed Duck (Fremont, Larimer)Glaucous-winged Gull (Pueblo)Great Black-backed Gull (Weld)Yellow-bellied Sapsucker (Larimer)Varied Thrush (Boulder)Bohemian Waxwing (Larimer)Mixed Rosy-Finch flock (Jefferson)Field Sparrow (*El Paso)Fox Sparrow (Red) (Jefferson)Northern Cardinal (Larimer)Rusty Blackbird (Denver, Arapahoe) Gull species: Several winter/early spring gulls are being seen, primarily in Pueblo, Larimer, Chaffee, Arapahoe and Adams Counties, e.g., Iceland (Thayer’s), Glaucous, Bonaparte’s, California, Ring-billed, Herring, Lesser Black-backed, and Great Black-backed Gull. For more information on these gulls, as well as other birds not on this RBA list, please check cobirds.org, scroll down to the very bottom “Bird Trax” and click on “sightings”. It should list all birds reported on e-bird, but seems to be on the fritz the past few days. ARAPAHOE COUNTY:—On March 13 (2) Ross's Geese were reported near West Coal Mine Ave and Platte Canyon Road by David Suddjian.—On March 12 (2) Rusty Blackbirds were reported at Cherry Creek SP by Edward Donnan. BROOMFIELD COUNTY:—On March 10 (2) Tundra Swans were reported at Plaster Reservoir by Chipper Phillips. BOULDER COUNTY:—On March 13 a Varied Thrush was reported on Bosque Ct in Boulder. First reported on Jan 23 by Ernest Crvich. DENVER COUNTY:—On March 8 (3) Rusty Blackbirds were reported at First Creek at Denver Open Space. First report in January. EL PASO COUNTY:—On March 14 the overwintering Field Sparrow continues at Red Rock Canyon Open Space. FREMONT COUNTY:—On March 11 (2) Long-tailed Ducks were reported at Blue Heron Ponds on Hwy 115. First reported on March 6 by Rich Miller. JEFFERSON COUNTY:—On March 12 a Ross's Goose was reported at Rocky Mountain Deaf School (RMDS) and adjacent fields by Michael Lester.—On March 8 the overwintering Fox Sparrow (Red) continues at Red Rock Trading Post.—There has been a mixed flock of Rosy Finches in Golden visiting the feeders at the home of Kirsten Witherell. To see them please text her at 720-372-0833. If she is not home you may go around the back gate. Be sure you have the correct address- 19540 W 55th Place, Golden (inside Table Rock Community). The birds have been seen most days this winter, most prominent on colder days. Approx. 35 Black Rosy-Finches reported on Feb 6. LARIMER COUNTY:—On March 10 a Bohemian Waxwing was reported as heard only from Power Trail by Adrian Strong.—On March 12 Yellow-bellied Sapsuckers that have wintered at Grandview Cemetery were seen again. Both male and female have been reported - see CoBirds post by John Shenot.—On March 8 a Long-tailed Duck was reported at Fossil Creek Reservoir & Regional Open Space. First reported on Feb 16 by David Farmer.—On March 8 there has been a (f) Northern Cardinal visiting the feeders at the home of Steve Martin SW of Wellington since July.Email for current status and directions: falconridge AT cowisp.net. MESA COUNTY:—On March 10 (3) Trumpeter Swans were reported from Canyon View Park (I-70 & 24 Rd) in Grand Junction by Mike Henwood.—On March 13 (2) Trumpeter Swans & (2) Tundra Swans were reported at Highline Lake State Park. First reported on Feb 9 by Glenn Pearson. PUEBLO COUNTY:—On March 8 a Black Scoter was reported by Al Garner at Pueblo SWA--Turkey Creek.—On March 9 (2) Glaucous-winged Gull was reported at Pueblo Reservoir--South Marina area. First reported on Feb 1 by David Tonnesson.—On March 9 (2) Trumpeter Swans were reported at Valco Ponds SWA. There have been 1-2 Swans reported over the past few weeks, moving between locations at Pueblo Reservoir, the Nature and Raptor Center of Pueblo, Rock Canyon Rd. in Pueblo, Mosquito Alley, and Valco Ponds SWA.—Note, a Great Black-backed Gull, “Murray”, is often reported at Pueblo Reservoir, where it has wintered for many years. WELD COUNTY:—On March 12 (3) Tundra Swans were reported at Cozzens Lake by Steve Mlodinow and Scott Somershoe.—On March 9 a Great Black-backed Gull was reported by Bruce Snyder at Weld CR 3.25 and WCR 16.5. Upcoming DFO Field Trips...trip details on dfobirds.org Staunton State Park (Jefferson County)Saturday, March 168:00 AM -3:00 PMMark Amershek (E-mail: mamershek AT msn.com; 303-329-8646) First Creek Open SpaceSunday, March 177:30 AM - 12:00 PMPatrick O’Driscoll (E-mail: Patodrisk AT gmail.com; 303-885-6955) South-Central ColoradoMonday, March 185:00 AM - 7:00 PMDavid Suddjian (E-mail: dsuddjian AT gmail.com; 831-713 8659) Broomfield CountyTuesday, March 197:00 AM - 1:00 PMDale Pale (E-Mail: dalelpate AT gmail.com; 575-706-4584) Wray Chamber Greater Prairie-ChickenSaturday - Sunday, March 23-249:00 AM - 5:00 PMGregg Goodrich (E-mail: GreggGoodrich AT gmail.com; 303-655-9135) Canon CitySunday, March 246:00 AM - 5:00 PMMark Amershek (E-mail: mamershek AT msn.com; 303-329-8646) Southeastern ColoradoMonday, March 254:30 AM - 7:00 PMDavid Suddjian (E-mail: dsuddjian AT gmail.com; 831-713-8659) Fountain Park Regional Park (El Paso County)Sunday, March 316:00 AM - 3:00 PMDiane Roberts (E-mail: Samantha576 AT aol.com; 720-278-9025) Denver City Park (Denver City County)Sunday, March 317:00 AM - 11:30 AMPatrick O’Driscoll (E-mail: Patodrisk AT gmail.com; 303-885-6955) Good Birding,Burke AngstmanLakewood, [email protected]
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