Tell me this doesn't make you wanna cry.

god910

New member
It made me want to smash in the front of my tank. I was during a very busy time in my life and in less than 24 hours this happened.

IMGP5178.jpg


It's not receded, it's not bleached. There is NO polyp extension what so ever, and the frags of it are doing fine. I'd guess it's a goner.
 
wow yeah what caused that to happen...

i think id wanna smash in the front of my tank too

that just sucks but i think most people have been there losing a piece that they had for a while or just outta the blue for no apparent reason

well i hope the frags regrow for u back into a nice colony
 
Yeah, pardon my french, but the tank took a ****. Temp unless it's flaring, I usually check it a few times a day, and it's pretty stable at ~80*- 81* I did a battery of tests, and ended up with this:

Ca: 240 ppm :eek:
Alk: 5.8 dKh :eek:
Mg: 1020 ppm :eek: <---Thinking this might have been where the bs started.
P04: Undetectable on my Salifert kit (Yeah phosban)
Salinity: 1.024
pH: 8.0
NitrAtes: 10 ppm (Never used to have them)
Nitrites: 0 ppm
Ammonia: 0 ppm (But may be .25 ppm it almost looks like it may have some, stupid colors close to each other)

This tank has been ROCK solid for 12 months (When we took it over) then this, to be honest I slacked off on my testing because of this fact. But it still came out of the blue. I started dosing with Reef Complete (SeaChem) and noticed an increase in Mg (1110 ppm), and Ca (280 ppm), but not in Alk. I have a Ca reactor but never used it because we never needed to.

This birds nest started as a HORRIBLY bleached frag, I'll post up pics of the progress of it.

The only thing I can think of is I tried a new treatment in lue of Chemi Clean (On an LFS owners recc.) And I'm afraid I'm paying for it with the life of my most prized coral. I back up this fact with the presence of NitrAtes. Never had them, ever. Now I do. Wondering if I lost a little good bacteria with the Red Slime Remover (I think it was called.)

Man this sucks.
 
Holy shizzle manizzle man. If your levels were that far off then this was not a 24hr incident. Levels dont get that far off over nigh man. calcium would take a long tiem to get from the typical 400+ to 280 and the mag to drop from the typical 1350 to 1020. I guess you learned a very hard lesson here.. You cant run a SPS tank like other tanks. You have to be very meticulous about testing and maintaining the proper levels.

Pending how long those levels were like that, the alk being that low, and the Ca being that low probably is what did your coral in :(
 
Oh yeah, I know the levels didn't drop overnight, I need to look into what happened though to cause this drop. Bah, I just wish it would have taken longer because I could have moved it to the nano and it would have been fine. But one day it was fine, the next it was a goner.
 
Stony corals consume alk/ca/mg fast......if you were'nt running a ca reactor, or dosing or even testing thats big time trouble...especially with pieces that big in the tank.
 
IMO, alk would of done it. A low calcium generally doesn't cause RTN and a low magnesium is probably why your calcium is low.

I came home from vacation and saw 1 of my huge blue ora/cali tort colonies RTN. I probably had about at least 40 to 50 inches of coral from all the branches. I was sick to my stomach and was very upset.
 
<a href=showthread.php?s=&postid=7885981#post7885981 target=_blank>Originally posted</a> by god910

Ca: 240 ppm :eek: <-- if kept at this level for too long a duration, stonies will STN

Alk: 5.8 dKh :eek: <-- This is too low, should be at minimum 8, otherwise pH will drop, when pH drops it creates stress and induces STN within 24hours (acros with stronger health will sustain longer however all will not be able to make it at low dKH), pH drop also leaches PO4 from rocks, a longer term problem...
A safe guideline is to keep it at 10dKH, but again, not too high.

Mg: 1020 ppm :eek: <---Thinking this might have been where the bs started. <-- I don't think this is the real cause

P04: Undetectable on my Salifert kit (Yeah phosban). <-- unfortunately Salifert is unable to deliver PO4 measurement at the precision required

Salinity: 1.024
pH: 8.0 <-- should be 8.1 at minimum, 8.0 IMO has dropped below the minimum threshold, for certain Acros they cannot withstand this level, and will STN

NitrAtes: 10 ppm (Never used to have them) <-- should check why, over feeding? or something died earlier on?

Man this sucks.


The good news is that if you still have a surviving frag you can re-start. The specie of Seriatopora Hystrix you have seems to look like the kind from Indonesian waters, which are fast growers, if you supply sufficient Calcium and Carbonates, you should be able to see fast growth, if not accelerated growth.

One important thing is -- never add things you are not sure of in your tank. As of this time, I do not add anything except Salt (through WCs), ZooPlankton (periodically), Calcium and Carbonates. The other items are sometimes detriment, especially if you never tried it before and especially if you do not have spare frags.
 
Well I will agree on some and not on others.

A calcium that low for an extended period of time could cause it yes.

An Alk of 5.8 wouldn't imo. I've had my alk at 6 for a couple weeks without noticing it. Yes it is low but not extreme. NSW is 7 so it isn't far off. I would not keep alk at 10 as several people have had issues with long term elevation of alk. Chances are, it won't cause any issues but there is no real benefit I can see.

I've had my ph in the past at 7.8 for a long time. SPS grew and I had 0 issues. I would try to fix it but as long as it is stable, you should not have any issues. PH fluxes are the number 1 killer.

My ph now is 8.0 to 8.1 occasionally 8.2

I would get your parameters up to par for sure. There are quite a bit of unknown factors with RTN.
 
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