His is about 214 gallons or so.
Aleksandr - That is really a beautiful reef, and you should be proud of it. I really love the clams, especially the squamosa, they look so happy
![Smilie](images/smilies/smile.gif)
I have to admit that thought your calcium is a bit low for me, your tank's growth is undeniable
![eek2](images/smilies/eek2.gif)
, very well done!