[NatureNS] Freshwater clam

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Date: Sun, 25 Mar 2007 03:24:31 -0700 (PDT)
From: Paul MacDonald <paulrita2001@yahoo.com>
To: naturens@chebucto.ns.ca
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Hi Dave and All
I don't know much about their biology but have seen
them on a number of occasions when cleaning wild ducks
for the table. Seems they are very full of them or
none. So presumably found a bunch as you did.
The ducks would have come from fresh water locations.
Have a nice spring
Paul

--- David & Alison Webster <dwebster@glinx.com> wrote:

> Dear All,            March 24, 2007
>     While sweeping rotting grass and debris in
> transient pools of a 
> drainage ditch today I encountered hundreds of small
> bivalves (~1-2 mm 
> long; dirty yellow, translucent and darker near the
> hinge), presumably 
> young freshwater clams of some kind.
> 
>     Logically, freshwater clams would spawn early in
> the spring, so that 
> the mobile phase would have maximum chance of
> reaching wet pools that 
> are cut off later in the summer. If this is in fact
> the case (does 
> anyone know when they do spawn ?) then are these
> clams at least 12 
> months old or can they grow rapidly enough to be
> this year's crop ?
> 
> Yt, Dave Webster, Kentville
> 
> 
> 



 
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