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Re: overwintering daphnia

It would be interesting to see (from those of you who have successfully
thawed frozen daphnia (either inside or outdoors) which variety or
species of daphnia were involved.  


On Sun, 3 Mar 2002 11:23:48 -0500 "Catherine Carney"
<schmidtcarney at ecr_net> writes:
> 
> Hi Geoerge--
> 
> I'm in central Ohio, and my daphnia cultures have consistently come 
> back for
> the past 4 years both in ponds and in tubs left sitting on the 
> patio. The
> only time I lose them is when my (loving) husband mistakenly empties 
> them in
> the fall when trying to help clean up.
> 
> Hope this helps. If you're ever in the Mount Vernon area, give me a 
> call.
> 
> Catherine
> 
> 
> > I chuckle when you guys from florida talk about overwintering 
> something
> > outside. Your greatest fear is the temperature getting near or 
> slightly
> below
> > freezing. When We up North talk about overwintering something 
> outside it
> means
> > that it may be subjected to temperatures not only below freezing 
> but in
> single
> > numbers for days at a time. I am in northern Ohio and I know there 
> Are
> many of
> > you out there that have more severe winters than we do here in 
> Ohio.
> > I wonder if anyone out there has kept a Daphnia culture outside in 
> a
> northern
> > winter and then had it come back to life in the summer months.
> > George
> >
> > Allen Boatman wrote:
> >
> > > Well I didn't "raise" them per se, I just left the container out 
> there.
> > > When it warms up, about 2 or 3 days later I see them swimming 
> along the
> > > top.  They freak out and go to sexual reproduction upon any 
> unusual
> change
> > > in environment (iun thizs case temp.) and mine dumped eggs in 
> the
> bottom.
> > > IF you decide you want moina in the winter and have no source 
> nearby
> (i.e.
> > > club) then siphon out the contents at the bottom of the tub and 
> place in
> a
> > > gallon container or 10 gallon tank and warm them up to about 78 
> degrees
> > > with plenty of light about 14 hours a day.  Then they will 
> hatch.  Other
> > > wise I just leave them alone and let htem do their thing.  I 
> also use
> dog
> > > poop in small amounts to get a good bloom of green water, 
> bacteria, and
> > > daphnia.
> > >
> > > Keep in mind I live near Tampa, FL so YMMV.
> > >
> > > Allen "Boat" Boatman
> > > Tampa, FL
> > > TBAS, SKS, AKA 08298, SAA 96
> > >
> > > ---------------
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> > > Join the AKA at http://www.aka.org/AKA/Applic.htm
> >
> > ---------------
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> > Join the AKA at http://www.aka.org/AKA/Applic.htm
> 
> ---------------
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