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Re: Re: Fishroom Tragedy
Tom when you change the membrane do not use the water from the first 24
hours after you install it throw it away Do not use it.
----- Original Message -----
From: "The Cooks" <tcook at eos_net>
To: <KillieTalk at AKA_Org>
Sent: Friday, January 25, 2002 12:52 AM
Subject: Re: Re: Fishroom Tragedy
> Hello All Again,
> Tom Cook here. Thanks for all the responses and sympathy to my loss. In
> response to the comments and suggestions I would like to add the
> following information.
> 1.) No, I don't always bleach my tanks between water changes, but I was
> switching the tanks around in a round robin fashion ( fish from tank a
> went into tank b, and fish from tank b went into tank c etc.) These are
> the 2.5 gal critter keepers, and I had used tank a to soak some plants
> in alum and since I was moving them from one tank to another, I used the
> bleach as a safety against spread of pathogens. I did rinse very
> thoroughly as I was concerned about the thick bleach that I was using.
> 2.) I have done these 100% water changes approximately once a week since
> I got these fish from Al without any deleterious affects. Since the
> water was only in the tank for a week, I doubt that osmotic pressure
> difference was great enough to cause the problem.
> 3.) Upon further inspection, my P. annualatus were acting "funny" and
> sluggish after a partial water change using the same water in their 10
> Gal. permanent setup. After several hours, they appeared to be acting
> 4.) As stated in the original post, I put some of the whiteworms in a
> jar with the suspect water and they died within an hour.
> 5.) Upon more carefully reading the R.O. manual, it states that an
> anaerobic condition could be created after a period of non use. The A.
> hera and P. annualatus observations lead me to believe that this is a
> strong possibility. I don't remember how long between use it had been.
> Anyways, I had changed both carbon and micron filters (Lee, both are
> before the membrane) and I have ordered a new membrane which should be
> here tomorrow.
> In summary, the problem definitely appears to be from the water- either
> from the supply or from the R. O. unit. I will carefully test the water
> after installing the new membrane and use worms, daphnia and an
> expendable fish to insure that I don't kill any more of my favorite
> thanks again for all the suggestions.
> Tom Cook
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