Issues acclimating zoas to new leds

Mariners

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Hi Everyone,
I have a jbj 28 nano which i just changed over to ai prime hd leds. A few of my zoas dont look happy.

Water parameters:
Ammonia- 0
Nitrite -0
Nitrate - 5-10 ppm
Phosphate - 0
Calc- 400
Mag- 1200
Alk- 8.3

With the new light which im thinking is the issue:
1) The devils armor (which ive had awhile, hardy as hell), have grown longer, skinnier stalks and different point have pooped zooxanthellate. See pic

2) a couple are closed like mind blowing palys and rainbow infusion . See pics

I had my settings for 1st 2 weeks at uv35, vio 55, royal70, blue70, green 0, red 0, and white 30 (total at 24w peak hrs) see pic
And had it on acclimation mode at 20% and i had 2 screens to filter the light.

I had assumed i took all the precautions on not overpowering them to the new lights but the zoa poop hints at too much right? Yet the longer skinnier stalks would hint at not enough light im assuming. Any advise would be greatly appreciated.

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Last edited:
Elongation is usually sign of low light conditions. But you don't wanna turn them too high too fast. How about ramping them up 2-3% daily or moving the zoa up on the rocks a little daily.
 
Thx, realized that i had the acclimation mode reversed. Reduction % was at 30 when it shouldve been at 70%. Zs and ps were probably being bombarded by violets and blues. I had assumed reduction % at 30% meant that was output but it meant 70% output. Im an idiot lol.

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So this is the setting i eventually want see pic. So i put the reduction at 70% and set the end date for 3 months--see pic. If i do the math then in a 90 day period, the starting pt of my blue (30% of 90) is 27. Over that 90 days or 12 weeks, the % output will increase by 4.9 so after week 1, my blue will go from 27 to 32 then 37 by end of week 2. Is this feasible or should i stretch this out to 4 months instead or is my final expectation of violets at 80, blues and royals at 90 unrealistic.

Btw that 3rd pic of schedule has 1 hr start ramp time and 4 hrs peak and 2 hr deramp end time.

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I feel like your zoas are telling you there isn't enough light. Being closed can be because they think it's dark. Stretched stalk also not enough light. I'd try increasing the light not further reducing it. Do you have a par meter?

I'm also not sure why you'd do light acclimation since you only changed the lighting type. If you had say 150 par with a T5 then you'd want to provide the same with LED. Not turn it down to 50 par and then slowly ramp up. When I have changed light types in the past I just ensured par values were similar. I never did a ramp up on the new lights.
 
Oh okay. I dont have a par meter but i did try to have the wattage match. The troubling part is i saw the longer stalks and summized it to lower light but when i looked at some of the zoas devils armor had skinnier skirts, blue hornets looked like umbrellas, and a few of them was pooping zooxanthellate which i assumed was too much light. Is it that my blues and violets are too high while the other spectrum is too low?
 

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