Date: 2/2/19 4:23 pm
From: Peter Pyle <ppyle...>
Subject: Re: [SFBirds] Black-legged Kittiwake at Cliff House (2 Feb)
although, come to think of it, could the tail tip (also) be oiled? P

At 04:20 PM 2/2/2019, Peter Pyle wrote:
>Thanks Joe and Al -
>
>You are probably correct. All of my seabird
>reference books are boxed up at the moment so
>all I had was on-line images. There are some of
>young and winter adult RLKI that appear to show
>dark tail tips and/or hind collars:
>
>https://www.birds-of-north-america.net/images/Red-legged_Kittiwake-12.jpg
>http://orientalbirdimages.org/images/data/redlegged_2.jpg
>https://www.naturepl.com/cache/pcache/08135133.jpg
>
>but at least the dark-tipped tails are probably
>mis-identified BLKIs (e.g., 3rd photo above) as
>I recall this field mark now that you mention it.
>
>Hard to explain this as oiling, especially the
>primary coverts, but perhaps this is what it is.
>
>Peter
>
>At 04:04 PM 2/2/2019, Alvaro Jaramillo wrote:
>>Looks like it has a black tail tip, eliminating
>>Red-legged. It also does not look to have the
>>contrast expected on secondaries and inner
>>primaries that Red-legged would show.
>>Alvaro
>>
>>Alvaro Jaramillo
>><mailto:<alvaro...><alvaro...>
>>www.alvarosadventures.com
>>
>>From: <SFBirds...> <SFBirds...> On Behalf Of John Sterling
>>Sent: Saturday, February 2, 2019 2:24 PM
>>To: Peter Pyle <ppyle...>
>>Cc: Ken Schneider <kschnei1...>; <SFBirds...>
>>Subject: Re: [SFBirds] Black-legged Kittiwake at Cliff House (2 Feb)
>>
>>good call, Peter
>>I’ve never seen an immature black-legged
>>kittiwake with those underwing patterns.
>>
>>
>>John Sterling
>>VVVVVVVVVVVVVVVVVV
>>
>>26 Palm Ave
>>Woodland, CA 95695
>>
>>PO Box 1653
>>Woodland, CA 95776A
>>
>>530 908-3836
>><mailto:<jsterling...><jsterling...>
>>www.sterlingbirds.com
>>
>>
>>On Feb 2, 2019, at 2:05 PM, Peter Pyle
>><<mailto:<ppyle...><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>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>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
>>
>>
>>
>>
>>
>>
>>
>><http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient>
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>>
>
>
>


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