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massive die off. Please help!!!!!!

I have a 90 gallon reef up for about 2 months. I used to have a 55 gallon reef for about a year and a half. About 3 weeks ago, I transfer everything slowly over. About a week and a 1/2 ago, I noticed my hippo tank didn't eat and hidden. Throughout this week, I loss 2 lystail anthais, 3 chromis. Loss my hippo yesterday, loss my male clown and my diamond goby last night. The yellow tank and the female clown are not doing so good. I don't think is the water because my LPS are opening fully. Here are my parameters:

alk: 7.6
cal: 450
mag: 1560
ph: 8.2
salinity: 1.026
temp: 80F
ammonia: 0
Nitrite: between 0 and 5
Nitrate: Near 0
Phospate: Between 0.04 and 0.08

I will do about a 50% water change today. One more thing, I did bought 4 chromis from Petco. I noticed after I put them in, one of them had white dots on the body. Could this spread and doom my tank.

Please help!!!!
Thanks,
Kelvin
 

art13

Officer Emeritus
Officer Emeritus
either something was introduced with the chromis you put in or your tank may have gone through a mini cycle. The stress of the new tank may have had something to do with it as well.
 

redfishbluefish

Officer Emeritus
Officer Emeritus
The only disease that I know of that would kill fish that quickly is velvet.

Did you transfer the old sand? If I were to guess, I say ammonia did them in.....tank cycled again. Ammonia is very toxic to fish.
 
I didn't transfer the sand. I used new crushed coral. I used a red sea kit to test my ammonia. Its undetected. Plus if there is elevated ammonia, won't I see it in my coral first?
 
Should I do a 50% water change? Lets say all my fishes died, I'm left with 2 cleaner shrimp. When is it ok to add fish again?
 

horseplay

NJRC Member
Tank move, new fish, new rockwork, new water. So many things going on at the same time. Fish stressed out.

Right now if I were you I would leave the tank alone and observe. Identify the disease then take the next step.
 

Sunny

NJRC Member
Article Contributor
I just saw this post. You say you have nitrites in your system? That is not good. Your tank is cycling. I suggest you get a bottle of biospira and dump it in there ASAP. Aquatic obessions in Avenel sells it.
 
Cycling? May be because it is a new tank and new dry rocks from BRS...but if it really the water, don't you think I would see it in the corals first?

As you can see in the picture above, my frogspawns are opening fully.
 

Sunny

NJRC Member
Article Contributor
No. Nitrites will kill fish a lot faster than corals. You posted that you tested for nitrites and you have some. When did you test? You had no ammonia then. Can you test for ammonia and nitrites again?
 

Sunny

NJRC Member
Article Contributor
So at this point like others said sump in bacteria and perform water changes

Actually, with all due respect I tend to disagree. This guy is going through a cycle and doing a water change at this stage will cause more harm.
He should add bacteria and let that take effect. Consider this situation as a new tank cycle and you do not do water changes when you cycle a tank.
 
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