Date: 2/2/19 3:48 pm
From: Joe Morlan <jmorlan...>
Subject: Re: [SFBirds] Black-legged Kittiwake at Cliff House (2 Feb)
Interesting possibility. My understanding is that immature Red-legged
Kittiwake does not have a "broad, dark hind collar" or a dark tip to the
tail.

On Sat, 02 Feb 2019 14:05:08 -0800, "Peter Pyle" <ppyle...> wrote:

>Hi all -
>
>This could be a first-year Red-legged Kittiwake. Worth looking into
>in any case. Not many photos on line of underwings of RLKI but here's
>one that shows a similar pattern:
>
>https://www.birdguides-cdn.com/cdn/gallery/birds/Red-leggedKittiwakeFlyte1stS5Commanders1106.jpg
>
>Both the primary coevrts and the tertial area being marked dark. By
>contrast I can't find a BLKI with either. February is the month for
>RLKI in CA.
>
>Thought it worth mentioning in case others want to go look for it.
>
>Peter
>
>At 10:58 AM 2/2/2019, Ken Schneider wrote:
>>Hi all,
>>
>>I had brief looks and managed a single photo of an immature
>>Black-legged Kittiwake seen just offshore from the Cliff House at
>>about 0815 this morning. A bit more detail at my eBird checklist here:
>><https://ebird.org/view/checklist/S52301096>https://ebird.org/view/checklist/S52301096
>>
>>I think the photo supports my ID, but I'm a little puzzled by the
>>apparent dark markings on the underside of the left wing (perhaps
>>the primary coverts?), which I don't see as expected in the field
>>guides I checked... comments welcome.
>>
>>Good birding!
>>Ken Schneider
>>Noe Valley
>>
>
>
>
--
Joseph Morlan, Pacifica, CA

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