Date: 4/17/25 10:59 am
From: Daniel Edelstein via groups.io <danieledelstein...>
Subject: [northbaybirds] 1) Loma Alta Trail: Ash-throated Fly., Etc. Returning Nesting Migrants; 2) Nearby Singing Wilson's Warbler, Black-headed Grosbeak & Warbler Virdeo
1. 4/17/25

For #1 above:

Details

6 *Band-tailed Pigeon:* Flyover at .3 mile uphill south from parking area on Lucas Valley Rd.

AGE & SEX:

Age Juvenile Immature Adult Age Unknown Male Female Sex Unknown *6*

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*

Ash-throated Flycatcher Myiarchus cinerascens ( https://ebird.org/species/astfly )
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Number observed: 1
Details

Heard ongoing, periodic class vocalization rendition that was 400' northeast from the main trail that heads uphill south from parking area on Lucas Valley Rd.

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*

Common Raven Corvus corax ( https://ebird.org/species/comrav )
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Number observed: 2
Details

Flyover

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*

Oak Titmouse Baeolophus inornatus ( https://ebird.org/species/oaktit )
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Number observed: 2
Details

Heard singing ~500' from trail where trees occur in bottomland canyon east and southeast.

Remove

*

Horned Lark Eremophila alpestris ( https://ebird.org/species/horlar )
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Number observed: 2
Details

Observed two on rock .4 mile uphill south from parking area on Lucas Valley Rd.

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Purple Finch Haemorhous purpureus ( https://ebird.org/species/purfin )
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Number observed: 1
Details

Heard singing periodically 450' from trail where trees occur in bottomland canyon east and southeast.

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*

Grasshopper Sparrow Ammodramus savannarum ( https://ebird.org/species/graspa )
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Number observed: 2
Details

Heard singing in two spots from trailhead as I walked south (uphill) from road parking area on Lucas Valley Rd. turnout.

AGE & SEX:

Age Juvenile Immature Adult Age Unknown Male *2* Female Sex Unknown

Remove
*

California Towhee Melozone crissalis ( https://ebird.org/species/caltow )
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Number observed: 2
Details

Heard singing ~400' northeast at .4 mile into my walk uphill south from parking area on Lucas Valley Rd.

4/17/25

2. 4/17/25

At mile-marker 3.98 on Lucas Valley Road, on the south side of road, I heard one singing *Black-headed Grosbeak* and one *Warbler Vireo.*

3. 4/17/25

At the Bridgegate Rd. bridge riparian area 150' north of Lucas Valley Rd. (~2 miles west of the Loma Alta trail (Big Rock area), I heard one *Wilson's Warbler* and one *Western Flycatcher,* both first of season for me.

Regards, Daniel Edelstein

Novato, CA

WarblerWatch.com


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