Date: 10/25/18 11:42 am
From: Bob Archer <rabican1...>
Subject: [obol] Re: Is this a Harlan's Red-Tail at Fernhill?
Dark-morph or Intermediate morph Western Red-tail can be confusing with
Harlan's.. This paper covers it nicely:

http://publications.aba.org/birding_archive_files/v36n5p500.pdf


Bob Archer
PDX

On Thu, Oct 25, 2018 at 11:17 AM van der Horst <kathyfrans...>
wrote:

> Our Audubon group encountered a hawk at Fernhill Wetlands on Oct. 24 that
> stumped us for a while. After examining his photo later, Julian Hwa felt it
> might be a HARLAN’S RED-TAILED HAWK. We are looking for other opinions. His
> ebird list with photos here: https://ebird.org/view/checklist/S49423500
> The CLARK’S GREBE was present, but we could not locate Swamp Sparrows.
>
> Kathy van der Horst
> Portland, OR
>

 
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