a build up of nitrates and nitrogen i believe creates soft algae coraline is a calcified algea a good kind or a kind that shows a sign your tanks bioligy is going the right direction but i could be wrong or leaving some things out as i am going by what i have heard not hard scientific proof...
my little piece of one of natures most amazing miracles the REEF
love feedback good and bad no actually just the good jj constructive criticism is welcom
55 gal
50 gal acrylic 4 section sump with live rock skimmer and two upside down jelly fish
a phosban reactor used with filter m and RB puri