Date:   18 January 2011 
e-mail:   [email protected] 
phone:  303-659-8750 
compiler:  Allison Hilf

This is the Colorado Rare Bird Alert for Tuesday, January 18, 2011 at 7 am 
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).

TUNDRA SWAN  (*Boulder) 
Long-tailed Duck (*Adams) 
Barrow's Goldeneye (*Adams, Garfield, Summit) 
Dunlin (Adams) 
ICELAND GULL (*Adams)
Lesser Black-backed Gull  (Boulder) 
Great Black-backed Gull (*Pueblo)
Glaucous Gull (Broomfield)
White-winged Dove (Huerfano) 
American Three-toed Woodpecker (Boulder)
VARIED THRUSH (Boulder) 
Curve-billed Thrasher (Jefferson) 
Winter Wren (Boulder, Douglas, Larimer)                                         
PINE WARBLER (*El Paso) 
Swamp Sparrow (Boulder) 
White-throated Sparrow (Huerfano, Jefferson) 
Harris's Sparrow (Adams, Huerfano, *Jefferson, Las Animas) 
GOLDEN-CROWNED SPARROW (*Jefferson) 
Gray-crowned Rosy-Finch (Huerfano, *Jefferson, Summit) 
Black Rosy-Finch (Huerfano, *Jefferson, Summit)
Common Redpoll (Larimer)

Adams County: 
--An ICELAND GULL (1st winter bird) 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
--5 Barrow’s Goldeneye (2 male, 3 female) were reported by Wild on the South 
Platte River on 88th Ave on January 17.
--A Dunlin was found by Robinette about a 1/4 mile further south of the 
green and white tank on a sandbar on the east side of the river on January 7 
and was seen again on January 12 by Chavez between the Duck Platform and the 
water tower. 
--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. 
--A Harris's Sparrow was reported by Roller at the Old Stone House at RMBO 
on January 11.

Boulder County: 
--An imm. male TUFTED DUCK was reported by Semo and Mloninow 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.
--2 American Three-toed Woodpeckers were reported by Dunning in Rocky Mountain 
National Park on January 14.  A female was just east of where the "camper 
trail" joins the trail to Ouzel Falls (about 2.3 miles from the winter parking 
area).  A male was near where the Copeland Falls trail re-joins the trail to 
Ouzel Falls (about 1.5 miles in).
--An ad TUNDRA SWAN was reported by Gent at the Valmont Power Plant on 
November 25 and was seen again by Floyd on January 16. 
--A Lesser Black -backed Gull (first cycle) was reported by Floyd at Waneka 
Lake (Greenlee Preserve) on January 13.
--A Swamp Sparrow was reported by Floyd at Greenlee Preserve in Lafayette on 
January 9 and by Zorawowicz on January 13.
--A VARIED THRUSH was reported on December 25 in Longmont and Todd Deininger 
relocated it on January 10.  The area is south of MacIntosh Lake and south of 
17th Ave.  Park at Longmont Estates Elementary School and walk east on 
Northwestern and look for Robins.
--A Winter Wren was reported by Jurkouic  at Golden Ponds by the spillway on 
January 12.

Broomfield County:
--A juv. Glaucous Gull was reported by P. Plage at the pond south of Highway 7 
and east of Lowell Street (Parkside Center Pond)  on January 15.

Douglas County:
--A Winter Wren was reported by Chavez at Chatfield State Park, below the dam, 
on January 14.
--An American Three-toed Woodpecker was reported by Chavaz west of Sedalia on 
January 16.

El Paso County: 
--On January 8 on the Fountain Creek Winter Bird Count, Pals reported a PINE 
WARBLER. Stachowiak reported it on January 16.

Garfield County:
--11 Barrow’s Goldeneyes were reported by Filby on the Roaring Fork River, 
viewed by looking downstream from the CR100 (Catherine Store road) bridge.

Huerfano County: 
--An imm Harris's Sparrow and 2 White-winged Doves continue to visit the 
Nelder Yard in La Veta as of January 9.  Their address is 151 County Road 
359. 
--All 3 species of Rosy-Finches and a White-throated Sparrow have returned 
to the yard of Beverly Jensen in La Veta on January 10 and on January 12 a 
White-winged Dove joined the Rosy-Finches.  If you would like to try to see 
these birds, call her at 719-989-1398.

Jefferson County:
--On January 17,Wild reported that the Harris's Sparrow, White-throated 
Sparrow, GOLDEN-CROWNED SPARROW, and all 3 species of Rosy-finches were seen at 
Red Rocks Trading Post. The Curve-billed Thrasher was also seen on the 17th by 
Bucher.

Larimer County:
--2 Winter Wrens were reported by Leatherman on the west side of the Poudre 
River ON JANUARY 14.  One of the birds was at the north end of the cottonwood 
grove with snowberry understory north of the Bike trail and straight North of 
the Water Treatment Plant.  The other was along the river just northeast of the 
outhouse building  by the Northern CO Environmental Learning Center parking lot.
--A flyover Common Redpoll was reported by Wild at the Timnath Wal-Mart parking 
lot (I-25 and Harmony) on January 12.p

Pueblo County:
--A Great Black-backed Gull was reported by Sanders at Lake Pueblo Marina on 
January 16.

Summit County:
--16 Barrow's Goldeneyes were reported by Nims at the Blue River Water 
Treatment Plant in Silverthorne on January 14.
--All 3 species of Rosy-finches were reported by Nims, at the Keystone Ski 
Resort, in the North Peak area, near the top of the Santiago lift on January 14.

The DFO Field Trip for Thursday, January 20 is to Pueblo and will be led by Bob 
Shade 303 975-2476. Must register with leader for this full-day outing. Meeting 
place to be decided but it‟ll be an early start at 0630. Dress for changes in 
weather and, of course, bring lunch, water and snacks.

The DFO Field Trip for Saturday, January 22 is to Belmar Historic Park and will 
be led by  Karleen Schofield, 303-936-8661. Meet at 0900 at 800 S. Wadsworth. 
Turn west on Ohio Avenue from Wadsworth, straight ahead for 2 blocks into 
Irongate parking area next to the lake. 1⁄2 day trip, easy walking. 

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.

Good Birding, 
Allison Hilf, 
Denver, CO

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