Recent Sightings

Cassin's Finch (female); © Bart Wickel

Yolo Notable Sightings: April 2021

It has been a slow start to spring migration with warblers, flycatchers and vireos being seen in low numbers through the month of April. Birders I’ve spoken to down south said that they are starting to see a push of neotropical migrants just now so hopefully the floodgates open for

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Allen's Hummingbird; © Zane Pickus

Yolo Notable Sightings: March 2021

It was a slow month for the Yolo eBird reviewers but a few great birds kept March interesting for birders. The find of the month was an adult male Allen’s Hummingbird found south of Clarksburg on March 17th. (TU) This is one of very few chaseable records in the county.

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Harris's Sparrow; © Rob Floerke

Yolo Notable Sightings: February 2021

Emmett Iverson here, taking over for Steve Hampton after twenty-some odd years of writing monthly reports for the Burrowing Owl. Steve will be sorely missed by the birding community, not only for the birds he finds but for the knowledge, skill and outreach he has provided for the past three decades.

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Broad-billed Hummingbird; © Bart Wickel

Yolo Notable Sightings: January 2021

Steve Hampton has been compiling monthly Yolo County Notable Sighting reports for the YAS’s Burrowing Owl newsletter since August 2001. This is his last report for us as he is relocating to Washington state. All of us at YAS wish Steve and his family the very best in their new

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Cassin's Finch; © Sean Smith

Yolo Notable Sightings: December 2020

December featured a sprinkling of rarities. A Common Loon was in the Ship Canal on Dec 5 (SL). A Eurasian Green-winged Teal was photographed at the Yolo Bypass Wildlife Area (YBWA) on Dec 15 (SH). An adult Lesser Black-backed Gull was found at the landfill on Dec 7 (CT) and

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Long-eared Owl; © Steve Hampton

Yolo Notable Sightings: November 2020

A mostly dry November was filled with interesting birds. Most intriguing was the appearance of two Black-throated Sparrows, only the fourth record for the county, at a private residence west of Winters on Nov 6, with at least one bird continuing longer (BG). A Red-breasted Merganser made a brief stop

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Greater Roadrunner; © Sami LaRocca

Yolo Notable Sightings: October 2020

Yet another “Indian summer” provided a warm and sunny October, with nary a cloud and not a drop of rain. The best bird was the last, an adult female Vermillion Flycatcher at Woodland Wastewater Treatment Plant (WWTP) found on Halloween morning (SH). Unfortunately, it proved as ephemeral as the last,

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Gray Catbird; © Bart Wickel

Yolo Notable Sightings: September 2020

Despite record heat, fires, smoke, and poor air quality, migration seemed largely the same. As with any September, there were plenty of rarities to chase, highlighted by six eastern warblers. Top of the ticket was the county’s first Blackburnian Warbler, found Sept 4 at the Putah Creek Riparian Reserve (EM)

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Green-tailed Towhee; © Ann Brice

Yolo Notable Sightings: May through August 2020

There are few birds more spectacular than a breeding plumaged Red Phalarope. Three of them arrived on May 18 during a morning thunderstorm and spent a few hours in a rice paddy just north of the Davis Wetlands (JT). This was the first chaseable record in decades. A breeding plumaged

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Rob Furrow biking to bird; © Josiah Clark

Rob Furrow’s Biking Big Day

On Friday, May 1st, I did a biking big day in Yolo county, starting at 3am from my house in Davis and finishing at 8:10pm back at home, after looping out to Babel Slough, north to Woodland, and back to Davis.  In total I biked about 91 miles, seeing/hearing 139

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Yolo Notable Sightings: April 2020

Local birding, at least at certain locations, may have increased under the COVID shutdown, allowing many to enjoy the start of spring migration. The highlight was the county’s first ever Virginia’s Warbler, well-described on Apr 26 from the last stand of trees below the crossroads at the summit of Rayhouse

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Yellow-headed Blackbirds at YBWA; © Ann Brice

Yolo Notable Sightings: March 2020

A cool March was typically slow for rare birds. Top of the list, however, was a Dusky Flycatcher found Mar 5 in north Davis (SH). Only the second winter record for the county, the bird remained through the month, often vocalizing. A Costa’s Hummingbird display was heard several times at

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It has been a slow start to spring migration with warblers, flycatchers and vireos being seen in low numbers through the month of April. Birders I’ve spoken to down south said that they are starting to see a push of neotropical migrants just now so hopefully the floodgates open for us in May.

The fourth spring record of a Pectoral Sandpiper was found in flooded fields off of County Road 103 on April 19th. (SS) This uncommon migrant is much more expected in the fall when juveniles migrate south but to see a northbound adult is a real treat anywhere in California.

A Cassin’s Finch was spotted at Grasslands Regional Park on April 16th, presumably a migrant that was last seen flying east. (BW, MP) This species is quite rare in Yolo but birders have enjoyed one of the biggest irruption winters of Cassin’s Finch in recent memory. This winter alone included records of a single bird in Davis and a flock of over 20 on Rayhouse Road. Reports from across the state indicate that these birds have dispersed from the mountains into the lowlands, coast and desert this past winter.

A flock of 21 calling Short-billed Dowitchers dropped into Woodland Water Treatment Plant on April 20th, this is a particularly large number of this usually coastal shorebird. (BW,EI)  A regular migrant in low numbers this bird usually has to be heard vocalizing to distinguish it from the similar Long-billed Dowitcher.

Continuing birds that spent their winter in Yolo included an Eastern Phoebe west of Woodland that was last seen on April 5 (RF) and the Putah Creek Harris’s Sparrow that was last seen on April 11th. (CT) The territorial Allen’s Hummingbird in Clarksburg continues coming to a private feeder daily. (TU)

Thank you to the following observers for their checklists and reports: Sean Smith (SS), Bart Wickel (BW), Michael Perrone (MP), Emmett Iverson (EI), Rob Furrow (RF), Cameron Tescher (CT), and Tom Uslan (TU)
 
eBird checklists:
 
Pectoral Sandpiper: https://ebird.org/checklist/S85942119
Cassin’s Finch: https://ebird.org/checklist/S85658518
Short-billed Dowitcher: https://ebird.org/checklist/S86008179
Eastern Phoebe: https://ebird.org/checklist/S84848305

Compiled by Emmett Iverson, Davis, CA