Fwd: Re: WNV in Birds in Mexico, WNV antibodies in Birds in DR

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>Date: Mon, 17 Mar 2003 14:00:38 -0500
>To: "Eleanor Kellon VMD" <kell@epix.net>
>From: "Kevin J. McGowan" <kjm2@cornell.edu>
>Subject: Re: WNV in Birds in Mexico, WNV antibodies in Birds in DR
>
>At 12:26 PM 3/17/2003 -0500, you wrote:
>>Would point out that the pattern of spread in the U.S. has not been along
>>migratory bird flyways either. Spread north and south, then progressively
>>further west from the original Long Island epicenter. Made it as far as the
>>Mississippi in 2001, heavy case load to the Rockies in 2002 with isolated
>>positives beyond the Rockies. Going from east to west across Canada as
>>well.
>>
>>Eleanor Kellon, V.M.D.
>
>Actually, the spread fit nicely along the flyways, if you factor in the
>kind of slop that we know exists there. It did not spread slowly west out
>from the NYC epicenter. It went north to south, then northwest as far as
>the mixed population of short distance migrants passing it in the southern
>states would make you expect, then south, then northwest again. A zigzag
>up to the Midwest, then down to Louisiana and Texas, and up the Great
>Plains was exactly the pattern I predicted in 2000 after seeing it get to
>eastern Ohio that year. My only surprise was that it made it over the
>Rockies last year. I expected it to do that this year, if it was going to
>do that at all. When one of the first places to report WNV in New York
>state in 2000 was Buffalo, it was obvious to me that it was traveling by
>migrant birds.
>
>Kevin
>
>Kevin J. McGowan, Ph.D.
>Cornell Laboratory of Ornithology
>159 Sapsucker Woods Road
>Ithaca, NY 14850
>607/254-2432
>fax 607/254-2111
>kjm2@cornell.edu
>http://birds.cornell.edu/crows/
>

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Received on Mon Mar 17 14:52:04 2003