Great information, Steve.
Thank you for sharing it.
I appreciate your work on this.
Dan Reiff

On Mon, Mar 9, 2020 at 5:57 PM Steve Hampton <stevechampton at gmail.com>
wrote:


> And the link: :)

>

>

> https://thecottonwoodpost.net/2020/03/09/the-invasion-of-the-pacific-northwest-californias-birds-expand-north-with-warmer-winters/

>

>

>

> Sent from my iPhone

>

> On Mar 9, 2020, at 6:36 PM, Steve Hampton <stevechampton at gmail.com> wrote:

>

> 

> Hello all,

>

> Here's a blog post I put together. I'm interested in any thoughts or

> feedback.

>

> I use Christmas Bird Count data to illustrate that some of California's

> most common resident birds (historically) have expanded their ranges

> hundreds of miles north into Oregon, Washington, and British Columbia in

> recent years. The increases are dramatic, highly correlated with each other

> across a wide range of species, and coincide with rapid climate change.

>

>

> --

> Steve Hampton

> Davis, CA

>

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