perameteres

I know this has probably been discussed but im currious to hear input on what alk levels are ideal in a mixed reef tank. Is 8 better than 10? If so at what level do you gain growth but lose coloration.

Hello guys i just got my icp test results back and i noticed that a lot of things are very low. I also noticed that a lot of my bigger gonies closed up and haven't opened in about 3 days can i get some input all my parameters will be in pics and i have also posted a thread a few days ago talking...

Hey everyone, I’m a rookie when it comes to testing, and just wanted to see if these levels would seem okay to you or if there’s any causes of concern. I’m still waiting on magnesium test kit temp- 77.7° phosphate- 0 nitrate- 5 salinity- 1.022 alkalinity- 8.3dkh Calcium- 395ppm first time...

Can't figure out if this was a ca problem, precipitation for far to long or some kind of worm eating the coral. Heads look great eats at night. Coral makes me scared. Didn't notice until I was working on a clean up. In the photo the left branch is holding on by a thread