Date: 3/17/17 5:43 am
From: Joe Roller <jroller9...>
Subject: [cobirds] Colorado Rare Bird Alert for Friday, March 17, 2017.
Compiler: Joe Roller
e-mail: RBA AT cobirds.org
Date: March 17, 2017
This is the Rare Bird Alert for St. Patrick's Day, Thursday, March 17,
sponsored by Denver
Field Ornithologists and Bird Conservancy of the Rockies.

Highlight species include: (* indicates new information on this species)
Note: The RBA is using the new AOU checklist and the order of families
has changed.

BRANT (Jefferson)
Eurasian Wigeon (Weld)
Tundra Swan (Weld)
Long-tailed Duck (Larimer)
Red-necked Grebe (*Pueblo)
Virginia Rail (Jefferson)
American Woodcock (Larimer)
Mew Gull (Larimer)
Thayer’s Gull (Larimer)
ICELAND GULL (Larimer)
Lesser Black-backed Gull (Larimer)
Great Black-backed Gull (Larimer)
White-winged Dove (Boulder)
RED-SHOUDERED HAWK (Larimer)
ACORN WOODPECKER (Pueblo)
Williamson’s Sapsucker (Pueblo)
PACIFIC WREN (Larimer)
Carolina Wren (Arapahoe)
Harris's Sparrow (*Denver)

ARAPAHOE COUNTY:
--On March 11 Luke Pheneger reported a Carolina Wren, heard near the Tower
Loop at the east end of the Cherry Creek SP dam.

BOULDER COUNTY:
--On March 13 Mark Miller reported pair of copulating White-winged Doves in
the Gunbarrel district of Boulder.

DENVER COUNTY:
--On March 9 Cheryl Teuton re-found a Harris's Sparrow at Westerly Creek
Park, first reported there by Jason Bidgood. The bird moves about, but has
been most loyal to the area near 23rd Ave and Beeler St. A Brown
Thrasher was also seen. Adam Vesely saw the Harris's Sparrow later in the
day.
--On March 13 the Harris's Sparrow was reported by Ivan Mota.
--On March 16 the Harris's Sparrow was seen on the DFO field trip to
Westerly Creek Park.

JEFFERSON COUNTY:
--On February 27 at Indian Tree Golf Course, Brandon Percival reported
BRANT. On February 28, Heidi Retherford reported BRANT at Indian Tree Golf
Course.
--On March 7 Tyler Stuart reported the BRANT at Indian Tree Golf Course.
--On March 9 at Bass Lake in the Wheat Ridge Greenbelt Walt Combs reported
2 Virginia Rails.

LARIMER COUNTY:
--On February 26 at Bobcat Ridge Cheryl Teuton and Dan Brooke reported
American Woodcock in the creek east of ranger’s house. The woodcock
was elusive
at times,
but seen by many. The most recent report was by Marier Hoerner on March
3.
--On March 1 at Horseshoe reservoir Andy Bankert reported 2 Thayer’s Gulls,
13 Lesser Black-backed Gulls, and Great Black-backed
Gull. On March 2 at Horseshoe Reservoir Robert Beauchamp reported 2 Thayer’s
Gulls and 7 Lesser Black-backed Gulls.
--On March 3 at Horseshoe Reservoir, David Wade reported Thayer’s Gull, 8
Lesser Black-backed Gulls (3 imm, 5 ad) and Great Black-backed Gull.
--On March 3 at Horsehsoe reservoir Brandon Nooner reported juv Thayer’s Gull,
7 Lesser Black-backed Gulls, and juv Great Black-backed Gull.
--On March 13 Andy Bankert reported these gulls at Horseshoe Lake in
Loveland: a first-cycle Mew Gull, 14 Lesser Black-backed, a Thayer's, an
Iceland, and early Franklin's Gulls.
--On March 14 Rob Sparks reported a Red-shouldered Hawk from McMurry
Natural Area, reached from the west end of Hickory St. in Ft. Collins.
--On March 15 Francis Commercon reported a skulking Pacific Wren on the
Grey Rock Trail, along the summit trail, just where this trail first
crosses the creek as you hike northward and upward.
Greyrock Trailhead is 17 miles west of Ft. Collins on Hwy 14.

PUEBLO COUNTY:
--On March 4 Christine Alexander and Renee Casias reported ACORN WOODPECKER
at Pueblo Mountain Park.
--On March 5 at Pueblo Mountain Park, Kara Carragher and Mark Chavez
reported ACORN WOODPECKER and Williamson’s Sapsucker.
--On March 15 and 16 Percival saw the Red-necked Grebe that has been
present since January at Pueblo Reservoir.

WELD COUNTY:
--On March 14 Mlodinow reported a Eurasian Wigeon and Tundra Swan at
Stewart's Pond (private property) at Weld County Roads 37 and 46.
Neither of these species were present on March 15.

Denver Field Ornithologists Field Trips:

Chatfield State Park
3/18/2017 8:00 AM - 12:30 PM
Leader: Edmund J Holub <edmund.holub...> or 303-979-2194
<(303)%20979-2194>
Trail Difficulty: Easy
Directions: Meet at swim beach by entering west entrance of park off S
Wadsworth, 1.5 miles south of C-470. State Parks pass or day pass required.
Bring water, snacks, scope if you have one. Dress for the weather Looking
for waterfowl, raptors, resident birds. Parks pass required. Register
online.

Golden Gate Canyon State Park
3/19/2017 8:00 AM - 1:00 PM
Leader: Chris Goulart <cgoulart001...> or 586-764-2126
<(586)%20764-2126>
Trail Difficulty: Moderate: Directions
Meet at Park-n-Ride on west side of Ward Road, just north of I-70. State
Parks pass or day pass required.
This trip is limited to the first 11 registrations. As of March 16 the trip
was full and had several on the waiting list.
Late winter romp in the mountains. We will walk several trails (as
available) and look for what late winter or early spring birds may be
active. Three-toed Woodpeckers, Mountain Bluebirds, and more.
Winter in the mountains can be slow or magical. Register online.


Good Birding,
Joe Roller, Denver
<jroller9...>

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