Date:   23 January 2011 
e-mail:   [email protected] 
phone:  303-659-8750 
compiler:  Allison Hilf

This is the Colorado Rare Bird Alert for Sunday, January 23, 2011 at 7am
sponsored by Denver Field Ornithologists and the Rocky Mountain Bird 
Observatory.

If you are phoning in a message, you can skip the recording by pressing the 
star key (*) on you phone at any time.  Please leave your name, phone 
number, detailed directions, including county and dates for each sighting. 
It would be helpful if you would spell your last name.

Highlight species include:  (* denotes that there is new information on the 
species in this report).

TUFTED DUCK (Boulder) Note, last seen on Monday, January 17.  
Long-tailed Duck (Adams, Larimer) 
Barrow's Goldeneye (Adams) 
Thayer’s Gull (Boulder, *Broomfield)
ICELAND GULL (Adams) 
Lesser Black-backed Gull (Boulder, *Broomfield)
Great Black-backed Gull (*Boulder)
Glaucous Gull (*Broomfield)
White-winged Dove (*Arapahoe, Huerfano)
Curve-billed Thrasher (*Jefferson)                                       
PINE WARBLER (El Paso)  
Swamp Sparrow (*Boulder)
White-throated Sparrow (*Jefferson) 
Harris's Sparrow (*Jefferson, Las Animas) 
GOLDEN-CROWNED SPARROW (Jefferson) 
Gray-crowned Rosy-Finch (Huerfano, Jefferson, Routt) 
Black Rosy-Finch (Huerfano, Jefferson)

Adams County: 
--6 Barrow’s Goldeneye were reported by Kaempfer on the South Platte River at 
88th Ave on January 22.
--A Long-tailed Duck was reported by Hundertmark at the Thornton 
Water Pond on the west side of the Platte River south from 88th on January 9 
and was seen by Wild on January 17. 
--An ICELAND GULL was reported by Wild on the South Platte River near 88th Ave, 
just to the east of the green and white water tank on January 17

Arapahoe County:
--A White-Winged Dove was reported by Leigh in the Willow Creek Drainage on 
January 19 and was seen again on January 22.  The drainage area is a 
southeasterly extension of Willow Creek Park. Walk south along the trail from 
the park - cross the small bridge and then it is about 400 ft to a junction and 
a bridge across the main creek.  Continue on the trail approximately 1200 feet 
to the area where the bird has been seen.
 
Boulder County: 
--A Lesser Black-blacked Gull and a Thayer’s Gull were reported by Floyd at 
Waneka Lake on January 21.
--A Swamp Sparrow was reported by Floyd on the west side of Greenlee Preserve 
on January 21 and was seen by Kaempfer on January 22.
--An imm. male TUFTED DUCK was reported by Semo and Mlodinow at Golden Ponds in 
Longmont on January 17.  Directions - from Boulder, take the Diagonal (CO 119) 
to Longmont.  To get to Golden Ponds and the Fairgrounds, turn left (north) 
onto Hover Road.  The fairgrounds are on the right just before (south of) the 
river.  To get to the eastern section of the greenway, do not turn onto Hover 
Road, but stay on CO 199 through the southern part of town all the way to Main 
Street.  Turn left (north) on Main Street and park in the strip mall parking 
lot on the left (west) side of Main just south of the River.  As of January 18, 
the pond is frozen and there have been no more sightings of the duck.  Birders 
are actively searching open water locations in the vicinity.
--A Great Black-backed Gull was reported by Smart at the Valmont Power Plant on 
January 22.

Broomfield County:
--A Glaucous Gull, a Lesser-Black Backed Gull and 4 Thayer’s Gulls were 
reported by Kaempfer at the pond south of Highway 7 and east of Lowell Street 
on January 22.

El Paso County: 
--On January 8 on the Fountain Creek Winter Bird Count, Pals reported a PINE 
WARBLER. On January 19 Koehn reported a PINE WARBLER between the trail  and 
Rice’s Ponds.

Huerfano County: 
--All 3 species of Rosy-Finches and a White-winged Dove have returned 
to the yard of Beverly Jensen in La Veta  If you would like to try to see 
these birds, call her at 719-989-1398.

Jefferson County:
--On January 22, Cameron reported that the  White-throated Sparrow, Harris’s 
Sparrow and the Curve-billed Thrasher were seen at Red Rocks Trading Post. The 
GOLDEN-CROWNED SPARROW, and all 3 species of Rosy-finches were last reported on 
January 19.
 
Larimer County:
--A juv. Long-tailed Duck was reported by Meyer on the Poudre River on January 
18 and was seen again on January 20 by Leatherman. Park at the North Shields 
Parking Lot and walk on the trail directly west until you hit the river

Routt County:
--Gray-crowned Rosy Finches (and a few Brown Rosy -Finches )were reported by 
Merrill visiting the feeders at the Steamboat Springs ski area feeding station 
on January 20 and 21


The DFO Field Trip for Sunday, January 23 is to Cherry Creek State Park and 
will be led by Mary Keithler, 303 771-1421. Meet at 0830 at the marina for 1⁄2 
day trip, lunch is optional. Bring scopes for “far-out” waterbirds and treetop 
hawks scanning for prey. Parks Pass required.

The DFO Monthly Meeting is Monday January 24, 2011 at  7:30PM at the Denver 
Museum  of Nature and Science.  Nick Komar will present “The Gulls of Colorado”.

Good Birding, 
Allison Hilf, 
Denver, CO

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