Bacteria Question

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nikki_kaiser

Aquarium Advice FINatic
Joined
May 12, 2012
Messages
874
Location
Texas
How long can bacteria live in a cycled tank that has nothing in it but live rock? No fish, no CUC.
 
forever. I mean eventually they might need a food source but I really wouldn't stress.
 
It will need a regular food source to sustain life, just like everything else. You should ghost feed the tank if nothing is in it. I can't give an exact time frame, but It's not months.
 
I would drop a raw cocktail shrimp in there (in a stocking to keep it from breaking up all over the place), or dose a couple times a week with pure ammonia. That way they have something to eat.

The ammonia route is a lot less stinky, and you won't need to run carbon on the tank, either. With the shrimp, you get a lot of dissolved organics, the water stinks and will turn yellow-ish. Carbon will clear it up right away, though.
 
Make sure you take your time in dosing with ammonia. Gradually add to it every5-7 days. If you start off with a large amount, the bacteria in your tank wont be adjusted to it.
 
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