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Re: Daphnia

Jeremy writes:

<< What is happening with my Daphnia? I recieved a starter culture in the mail
> the other day (about 3 weeks ago). It consisted of around 100 daphnia magna
> ranging in size from baby to adult. I placed them in a 7.5 gallon container
> that was 3/4 filled with fresh collected rain water. Then added about 4 cups
> of very nice green water that was also started from rain water. ><Snip>

I'll take a stab at it, but it is purely conjecture.  The rainwater may be too
soft and too free of the minerals the daphnia need to build their shells.  Try
diluting with a little tap water and see if the daphnia make a come-back.

Bob Dixon