Date: 4/5/21 3:59 pm
From: Brush Freeman <brushfreeman...>
Subject: [texbirds] Re: Pine siskins and feeders
Thank you Mary, this is just the kind of value add data we need. I hope
others can provide additional similar.

On Mon, Apr 5, 2021 at 2:45 PM Mary Wight-Carter <
<Mary.Wight-Carter...> wrote:

> Hello all,
>
> I had Salmonella isolated from a sick siskin that later died in northern
> Ellis county. There were multiple siskin deaths after the big freeze and
> the freshest carcass was submitted for testing. This bird had the classic
> lesions associated with Salmonella septicemia and Salmonella enterica was
> isolated.
>
> At the feeders, the sick birds would appear puffed and “slower than usual”
> prior to death.
>
> Mary Wight-Carter DVM, DACVP
>
>
>
> *From:* <texbirds-bounce...> <texbirds-bounce...> *On
> Behalf Of *Collins, Fred (Commissioner Pct. 3)
> *Sent:* Monday, April 5, 2021 2:05 PM
> *To:* <brushfreeman...>; <john.a.blackwell51...>
> *Cc:* Texbirds <Texbirds...>
> *Subject:* [texbirds] Re: Pine siskins and feeders
>
>
>
> *EXTERNAL MAIL*
>
> I’m with Brush on this one. Below is more information from the USFWS lab
> in Wisconsin. We are going to submit more specimens soon.
>
>
>
> Below is a note from a bird banded with Harris County Mosquito Control.
>
>
>
> I just heard back, the goldfinch submitted to the USGS National Wildlife
> Health Center in Wisconsin tested positive for salmonella while the Pine
> Siskins (4) tested negative. These birds all came from the same feeder
> over in Kingwood, and the reporter said they pretty much fell out of the
> sky, fluttered around, and then died in front of them. They had been in
> the freezer for a few days before they contacted me, and they all tested
> negative for West Nile Virus.
>
>
>
>
>
> [image: cid:<image003.png...>]
>
>
>
>
>
>
>
> *From:* <texbirds-bounce...> <texbirds-bounce...> *On
> Behalf Of *Brush Freeman
> *Sent:* Monday, April 5, 2021 12:15 PM
> *To:* <john.a.blackwell51...>
> *Cc:* Texbirds <Texbirds...>
> *Subject:* [texbirds] Re: Pine siskins and feeders
>
>
>
> So glad you said "in some parts of the country" A recent report from LSU
> showed that numerous bird bodies, including perhaps from the Austin
> region, tested for salmonella showed no traces of the disease in any of
> the samples of siskins and goldfinches they analyzed and that the quick
> deaths of these birds do not indicate such a reason. They did not however
> know/say what to contribute the deaths too. Others elsewhere postulate
> that there may be poisons or toxins in the various feeds. I don't know but
> remain skeptical of the local salmonella proposal. My feeders remain up
> with lots of finches and not a single sign of any fatalities since the big
> freeze. For the Austin area, one should follow their conscience in terms
> of leaving feeders up. I personally would like to see clinical proof of
> this reported malady for the Central Texas region instead of Facebook posts
> and hearsay before I completely buy into this. I have posted Paul's
> letter previously to Texbird FB and elsewhere. Thanks, John.
>
>
>
> On Mon, Apr 5, 2021 at 10:50 AM John Blackwell <
> <john.a.blackwell51...> wrote:
>
> I had a lot of pine siskins in the winter as did many others. I'm now
> getting droves of them in spurts. They last a day or less and then another
> bunch comes in a day or two later. My question is about feeders in our area
> with respect to the salmonella outbreak in some parts of the country. Is
> there much evidence of it around here and other than normal good cleaning
> practicing should additional measures be taken? I thought I would ask
> directly as I hadn't seen much local commentary on the topic.
>
>
>
> John A. Blackwell
> Columbus, Tx. Colorado County
>
>
>
>
> --
>
>
>
> Brush Freeman
>
> Utley & Cedar Park, Texas
>
> *CAUTION: *This email originated from outside UTSW. Please be cautious of
> links or attachments, and validate the sender's email address before
> replying.
>
> ------------------------------
>
> UT Southwestern
>
> Medical Center
>
> The future of medicine, today.
>


--

Brush Freeman
<http://www.biospatialsevices.com>
Utley & Cedar Park, Texas

 
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