Fish dying

303travism

Dolphin
M.A.S.C Club Member
#1
I started up my sons biocube last week bought that sand that says you don't need to cycle the tank but waited about 3 days before I put stuff in I put lr from my tank into his so it was already cured and I put that in when I put in the sand couple days later I put in 2 yellow tail damsels and a cleaner shrimp and some various snails after the fist day one of the damsels was dead I didn't really think much of it cause it looked like it had ich and the other damsel was looking fine couple days went by damsel was still good so I went and got 2 red scooter blennies some more zoas and a mini maxi green anemone and had my water tested and everything was fine this morning when I woke up all the fish were dead, all the coral look fine shrimp and snail are all good any ideas?
 

Heffe01

Sting ray
M.A.S.C Club Member
#2
To much bioload before the bicubes had a chance get its biological filtration established. I used the same sand in my tank, and I can tell you...it will still cycle. Even if you are using established liverock. Try dosing some MicroBatter 7 and waiting a week or two.
 

Cake_Boss

Blue Whale
M.A.S.C Club Member
#3
Heffe01;116909 said:
To much bioload before the bicubes had a chance get its biological filtration established. I used the same sand in my tank, and I can tell you...it will still cycle. Even if you are using established liverock. Try dosing some MicroBatter 7 and waiting a week or two.
+1. what did you test and what are the levels?

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303travism

Dolphin
M.A.S.C Club Member
#4
I had someone else do them so I don't remember so I should just give it more time? There wouldn't be an oxygen problem?
 

303travism

Dolphin
M.A.S.C Club Member
#5
Should I pull out that anemone cause I really don't want to lose anything else and what about the shrimp?
 

dvenson

Dolphin
M.A.S.C Club Member
#6
when you buy one of those bags of sand that says live sand it will still cycle because the sand has not been kept at an optimal temp, some sand could be subjected to not being completly submerged in water which will cause die off. this die off will casue a bloom.

there claim should be to minimize cycle time. i would suggest some Stablity mayde by Seachem this product works great. Make sure to follow directions on it carefully.
 

303travism

Dolphin
M.A.S.C Club Member
#7
One thing that puzzles me is I would think that the shrimp would have went pretty fast? Should I pull anything out like anemone or shrimp?
 

303travism

Dolphin
M.A.S.C Club Member
#9
Yea I can put them in my tank.
 

Cake_Boss

Blue Whale
M.A.S.C Club Member
#10
Strange that the fish were the first to go, usually it's the inverts. Could it be that the fish were was in poor condition from the get go? If any of his levels (po4, no3, alk and/or ph swings) were the culprit you'd think the inverts and coral would be toast by now. If he had a fish-killing hh, you'd still expect the inverts to be the first to go. Strange indeed.
 

Heffe01

Sting ray
M.A.S.C Club Member
#11
Could have been a buildup of Amoenia due to the cycling. Or how ever you spell it. That will usually kill the fish first, then inverts.
 

Heffe01

Sting ray
M.A.S.C Club Member
#12
I would deffinetly pull out anything you would absolutly hate to lose, like stated better safe then sorry. I have cycled my tank with corals and fish in it using MB7, carbon, and frequent water changes...but its a very time consuming process. Alot of testing, multiple times per day, and monitoring the tank health.
 

303travism

Dolphin
M.A.S.C Club Member
#13
I pulled the anemone and cleaner shrimp left the snails and hermit crab and 3 different types of zoas that I will keep a close eye on.
 

Heffe01

Sting ray
M.A.S.C Club Member
#14
Zoas are usually pretty hearty...I have some I couldnt kill even if I wanted too. The snails will be a good indication of how the tank is doing...so keep any eye on them. If they are all lying on the sand floor, then something is wrong. Most will close up untill the water quality will improve. It might not be that bad though, but if they do close up...do a water change.
 

dv3

Beluga
M.A.S.C Club Member
#16
sorry but if there was some miracle product that eliminated a need to cycle every time then everyone would be using it and no one would cycle their tanks ....

go buy a test kit ...use it ...get back to us
 

dv3

Beluga
M.A.S.C Club Member
#17
Heffe01;116943 said:
Zoas are usually pretty hearty...I have some I couldnt kill even if I wanted too. The snails will be a good indication of how the tank is doing...so keep any eye on them. If they are all lying on the sand floor, then something is wrong. Most will close up untill the water quality will improve. It might not be that bad though, but if they do close up...do a water change.
although snails can be a good indicator ...i have had some pretty hardy snails that will live through anything ...as i said above test your water thats the best indicator
 
#18
I have noticed a trend with myself in this hobby. The longer I am in it the longer I let a tank cycle before I put stuff in it. I now do about a month.
 
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