Zoas with SPS

[Platehead]

question - SPS was doing great in my frag tank until my son started adding some zoa frags that he made to sell/trade.
several SPS bleached out for no apparant reason. however some SPS, acans and challice doing great. hight is MH.
parameters are all fine. any inputs?

thx

 

[frank180reef]

what are the parms, I always suspect alk.................did u dose recently

 

[Turbosnail]

Was it right after he fragged them if so zoas release toxins.

 

[MikeG]

moved to correct forum

 

[THE WOOKIE]

Was it right after he fragged them if so zoas release toxins.

+1 on toxin. its nasty stuff, got it in my eye once while fragging. was using wire cutters to break a piece off its rock and got water from them in my eye

 

[Platehead]

Frank - KH is 11.2