Date: 12/2/18 8:17 pm
From: Jeff Gilligan <jeffgilligan10...>
Subject: [obol] Re: White-winged and Surf Scoters - Columbia County

> On Dec 2, 2018, at 8:08 PM, Wayne Hoffman <whoffman...> wrote:
>
> Asian clam - Corbicula fluminea
>
> Wayne

Good information Wayne:

Asian Clam (Corbicula fluminea) ERSS <https://www.fws.gov/Fisheries/ANS/erss/highrisk/Corbicula-fluminea-ERSS-revision-July2015.pdf>
https://www.fws.gov/Fisheries/ANS/erss/highrisk/Corbicula-fluminea...
C. fluminea in the United States occurred in 1938 along the banks of the Columbia River near Knappton, Washington (Counts 1986). s.

Perhaps they have increased though in the past few decades.


Jeff Gilligan




 
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