Date: 5/7/26 4:46 pm From: John Tumasonis <snakemonev...> Subject: [cobirds] More migrants Westminster, Broomfield, Boulder, etc.
All: A late list of more stuff coming in through Boulder, Broomfield, Westminster, from over the last 9 days. Here's a photo of a Western Bluebird from NCAR from 5 days ago:
[image: Western Bluebird at NCAR 34 signed copy.jpg]
American White Pelican - most of the larger flocks have dispersed from Front Range area. Pied Billed Grebe - are back in many locations Western Grebe - at Stearns Lake Double Crested Cormorant - spread over large areas, numbers still increasing Black Crowned Night Heron - 1 along Platte River near Adams County Fairgrounds (note: Adams County Fairgrounds is torn to pieces with heavy construction going on - best to park on Henderson Road at the Veterans War Memorial). Great Blue Heron - young on nests already, being fed by parents Snowy Egret - numbers are increasing, but not as many as last year. *White Ibis *- came and went in Arvada, - hope you got to see it. Canada Goose - some with goslings already Cackling Goose - a few strays at East Lake in Thornton Mallard - present Gadwall - still hanging at several lakes and ponds Green Winged Teal - most are gone but a few on the Platte River, Adams County Blue Winged Teal - East Lake, Thornton Northern Shoveler - East Lake, Thornton, a few Redhead - a few were still at East Lake (Thornton) and Plaster Reservoir (Broomfield) Ring Necked Duck - still a few at Plaster Reservoir, Broomfield Lesser Scaup - Brunner Reservoir, Broomfield Ruddy Duck - at Brunner Reservoir - 3 females Turkey Vulture - numbers increasing Osprey - two flyovers at NCAR, and others along Front Range Northern Harrier - NCAR, Boulder Golden Eagle - Louisville along Dillion Road Bald Eagle - all monitored nest sites appear to have young (note: road going into the bald eagle's nest near Stearns Lake is completely closed to the public - includes walking or driving). Cooper's Hawk - throughout suburban, and open space areas - murdering birds left and right. Sharp Shined Hawk - a few seen Red Tailed Hawks - on nests in Westminster, Broomfield, Boulder, Thornton, etc. etc. Swainson's Hawks - numbers increasing - most seen in Broomfield and Westminster American Kestrel - present Wild Turkey - lots at East Lake #2 in Thornton - local people told me that they are being fed by several households (not good!). Virginia Rail - Plaster Reservoir and East Lake American Coot - East Lake and Plaster Reservoir *Black Bellied Plover* - fair looks at Baseline Reservoir - a scope is needed *Piping Plove*r - at Baseline Reservoir - (a thanks to Peter Gent) Killdeer - present in many locations American Avocet - scattered along lakes and ponds - large flocks moved through about 2 weeks ago. Lesser Yellowlegs - Stearns Lake, and Baseline Reservoir Greater Yellowlegs - Stearns Lake Spotted Sandpiper - Stearns Lake Least Sandpiper - 4 at Stearns Lake 5 days ago (note: Water levels have risen at Stearns covering the shorebird habitat. Water levels from one day to the next change depending on how much water is being let out.) Long Billed Dowitcher - 18 or 19 at Stearns Lake 5 days ago, but all gone now. I was not able to ID short billed dowitcher. Franklin's Gull - about 100+ resting on sandbars and islands about 6 days ago at Baseline Reservoir. Ring Billed Gull - still a few hanging on at lakes and ponds Rock Dove - present Eurasian Collared Dove - present Mourning Dove - present Great Horned Owl - most young are off nests now Northern Pygmy Owl - heard along Bear Creek Trail in Boulder, below NCAR Broad Tailed Hummingbird - throughout numerous neighborhoods, males already doing display flights. *Black Chinned Hummingbird* - Longmont, Broomfield Belted Kingfisher - present *Acorn Woodpecker *- finally went to see it; still present in Longmont Northern Flicker - everywhere. Saw and photo'd several hybrid mixes Downy Woodpecker - present *Eastern Phoebe* - two seen and heard: one in Louisville at Coal Creek Lane and West Cherry St. Another one at Golden Ponds area where bike path goes under Hover Road. Say's Phoebe - many locations; nesting Western Kingbird - numbers increasing; Broomfield, Westminster, Thornton Loggerhead Shrike - Stearns Lake - 1 *Yellow Throated Vireo* - heard only, at west Wanaka Lake area near the marsh and wood deck. Possible Cassin's Vireo in the area also. Blue Jay - present Stellar's Jay - present - gathering nesting materials Black Billed Magpie - present - many have young in nests American Crow - present Common Raven - Boulder, Broomfield Horned Lark - heard at Stearns Lake American Tree Swallow - a few at East Lake, Thornton - 7 days ago Violet-Green Swallow - at Gregory Canyon, Boulder, and along Boulder Creek Northern Rough Winged Swallow - Westminster, Boulder Cliff Swallow - massed flocks already building nests - Westminster, Broomfield, Boulder, Longmont Barn Swallow - just about everywhere Bush Tit - present; gathering insects, and nesting materials Black Capped Chickadee - numbers seem way down from last year White Breasted Nuthatch - nest sites; males feeding females Red Breasted Nuthatch - some still down low in Broomfield and Westminster Pygmy Nuthatch - at NCAR House Wren - came in within the last few weeks; some areas have lots; other areas seem depleted. Marsh Wren - 1 at Stearns Lake American Dipper - two nest sites in Boulder along the Boulder Creek Bike Path. Feeding young in nests under bridges. Blue Gray Gnatcatcher - Westminster, Boulder, Longmont Western Bluebird - NCAR American Robin - everywhere on nests European Starling - present - hundreds of nest sites Orange Crowned Warbler - one along Boulder Creek, about 6 at Wanaka Lake this morning Audubon's Warbler - spread out over many areas; high concentration along Boulder Creek near the "Confluence" park area behind CU Research Center Myrtle Warbler - same as above *Black Throated Gray Warbler* - one male at Wanaka Lake - singing, visible Yellow Warbler - one along Boulder Creek Common Yellowthroat - Broomfield at Brunner Reservoir and Plaster Reservoir Spotted Towhee - in good numbers this year; Boulder, Broomfield, Westminster Chipping Sparrow - hundreds coming through in large flocks - Boulder, Broomfield Song Sparrow - present White Crowned Sparrow - still present at lower elevations in Boulder, Broomfield, Westminster, and Thornton Dark Eyed Junco - a few still in Broomfield Western Meadowlark - numbers way down from last year; singing Red Winged Blackbird - present Yellow Headed Blackbird - at East Lake in Thornton Common Grackle - everywhere. They've taken over the world! *Great Tailed Grackle* - at Teller Lake #5 in Boulder Brown Headed Cowbird - present, numbers increasing Brewer's Blackbird - Thornton, Westminster, Broomfield House Finch - Present. American Goldfinch - in large numbers this year. House Sparrow - present
.... And a few others I probably missed. Please excuse spelling and grammatical errors.
Happy spring birding, John T (Tumasonis) "I'm not a real birder. I only pretend to be one on CoBirds."
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