Also, I reported this bird from Arrowhead Marsh in Oakland in 2017 as a
hybrid, but the eBird reviewer said it was a pure Ross's Goose:
https://macaulaylibrary.org/asset/79289881
Garrett Lau
On Thu, Dec 11, 2025 at 4:04 PM Dave Weber via groups.io <dwbirdster=
<sbcglobal.net...> wrote:
> I'm not sure about these birds yet. I doubt they are Snow, unless lessers.
> Bill color, extent of grin patch, nearly straight border with face all seem
> OK for Ross's. Length I'm not sure of. I think there is some variation in
> length based on what I've seen online and in the field. Length, in my pic,
> is much less than head length or neck width. Opinions wanted!
>
> Excellent that the Vesper Sparrow was refound today by Garrett. That makes
> it a count-week bird for the SJCBC!
>
> Dave Weber,
> Milpitas
> by phone
>
>
> -------- Original message --------
> From: Garrett Lau <garrett.lau...>
> Date: 12/11/25 2:07 PM (GMT-08:00)
> To: <dwbirdster...>
> Cc: <southbaybirds...>
> Subject: Re: [southbaybirds] Snow-type Geese at Ed Levin CP Dec 11
>
> Thanks for the report. I believe they are immature Ross’s Geese. They were
> still there when I left ten minutes ago.
>
> I also re-found the Vesper Sparrow. Actually, it found me. It ran up to me
> while I was standing by the gate to the Calera Creek Trail.
>
> Garrett Lau
>
> On Thu, Dec 11, 2025 at 11:11 AM Dave Weber via groups.io <dwbirdster=
> <sbcglobal.net...> wrote:
>
>> Two white geese on Sandy Wool lawn. May be Snow, Ross's, or hybrid. Small
>> with 'grin patches'. See pic.
>>
>>
>> Dave Weber,
>> Milpitas
>> by phone
>>
>>
>
>
Do not disclose information that identifies the location of nesting birds of any species, to minimize stress on the nesting birds and the risk of vandalism or abuse.
