Difficulty Controlling Ammonia Levels

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topdownta

Feeder Fish
MFK Member
Apr 9, 2009
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Fairmount, GA
Hello All. I'd like to introduce myself, as I am new to MFK, and this is my first post. I've been lurking for about a week now, and have enjoyed many of the DIY write-ups I've come across.

Now, my problem.

I have what I thought was a well established tank. The tank is a 26 bowfront, and was set up about four years ago, I run a Whisper 30 HOB filter, and I began keeping an assortment of juvenile African Cichlids. Over time, as the fish aged, one Pseudo. Zebra outgrew the rest, and eventually killed off the remaining fish. He has been by himself in the tank for approx. 1.5 years. Lately, I've become more interested in the tank again, and decided that I would like to re-aquascape (kept the existing gravel) the tank and introduce some more fish. Assuming that because the tank had been established for years, the biological filter would be up to the task. DOH!!!!:wall: I added about 12 small (most 1" but some as large as 2") fish.

So, about a week after restocking this tank, I am still battling high ammonia levels (Usually around 1 PPM, but I've measured as high at 2 PPM). Thus far I have not lost a fish, but I am concerned that with the high ammonia levels, I'm right on the verge.

Initially to combat this, I have been performing daily 10% water changes. To make matters worse, two days after introducing the new fish, a storm knocked our power out for approximately 14 hours.

Last night in another attempt to resolve the problem, I added another HOB Whisper 40 filter, which I took from another established tank, from which I recently removed the fish. I re-checked the ammonia levels this morning, and have not seen much improvement.

I've also cut back on feedings to every 3 days.

My question is this: am I on the right track to getting this under control, and can anyone suggest anything else that I might do to bring this under control? How long might it take before I start to see improved levels?

As of right now, my fish have not shown anything that would indicate to me that they are under stress (no darting, clamped fins, red gills, etc.). Thanks in advance for any input!
 
Up your filter and water changes. I run a cascade 300 on a 29gal bow tank.
 
do 50% every 3 days.

What type of fish you have in the 29gal?

And do you gravel vac your substright?
 
haynchinook334;3020809; said:
do 50% every 3 days.

What type of fish you have in the 29gal?

And do you gravel vac your substright?


Currently, I'm keeping African Cichlids (mostly Mbuna, one Peacock though). I have one 4" pleco in the tank also. I do gravel vac everytime I perform water changes.
 
I agree. Step up the water changes until the tank starts to seetle out and the bacteria catch up.
 
be sure to test your replacement water at the tap if thats what you use. once you get those levels you have a baseline to work from and it ensures that there is no problem with the source water.

also get ammo lock or something similar to bind the ammonia so its less toxic to your fish. a short term measure but it will take some of the stress off the fish.
 
Your whisper filters lack in biomedia capaicity. Worst thing is that alot of beneficial bacteria is thrown awya when you change out the bag/cartridges. I would get the super cartridges and add the bio foam kit also to your whispers.


SuperCartridge SC2



Whisper Bio-Foam Kit


Or you could just upgrade to a better filter.
 
Bderick67;3021850; said:
Your whisper filters lack in biomedia capaicity. Worst thing is that alot of beneficial bacteria is thrown awya when you change out the bag/cartridges. I would get the super cartridges and add the bio foam kit also to your whispers.


SuperCartridge SC2



Whisper Bio-Foam Kit


Or you could just upgrade to a better filter.

Sorry I didn't mention, but my Whispers both have the bio foam inserts. With this said, once this tank balances out, I should have plenty of bio filtration, right?
 
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