My coral getting bad, please help!

[SungAndBrian]

Hi, me and my husband started saltwater tank 3month ago.

And we got soft coral freg a month ago.

Fist 3weeks looks fmso perfect.

And my husband add some bio-calcium and bio-magnesum
And changed a light setting to blue.(not bright..)

Soft coral starting shrink.

This is the brightest light on our tank.

We dont know
Setting light, propeller setting etc
For this soft corals.

Please. can someone give me an advice.???

It is our first corals, and i really want to keep those alive..

 

[aqua_dog]

the acans don't look bad. but the zoas? maybe too much flow?

 

[cloak]

What exactly are your parameters? Have you checked the zoanthids for pests?

http://www.coralpedia.com/index.php?module=Gallery2&g2_itemId=384