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Re: Hydra and small killifish fry
Oops! It is 3 drops of 37% formaldehyde per gallon. I add this every other
day for about 1 week until the hydra are gone.
Sorry for the confusion.
From: George Slusarczuk <yurko at warwick_net>
To: killietalk at aka_org <killietalk at aka_org>
Date: Wednesday, March 24, 1999 2:44 PM
Subject: Re: Hydra and small killifish fry
>Is it 3 drops/gal?
>> I have completely eradicated hydra in planted tanks with killies
>> fry) and Corys using formaldehyde. I add 3 drops of 37% formaldehyde
>> other day for a week or so until the hydra are gone. I've never seen any
>> detrimental effect from this treatment-except on the hydra of course!
>> Dan Katz