

▲ 3 r/Gourami
This dust looking stuff is biofilm right?
Is it harmless?
u/Interesting-Edge3129 — 3 days ago


Is it harmless?
Should I get more plants?
My filter is red and the filter it looking a bit gunky but I know you're not supposed to replace it so what should i do?
Is this to many fish in thr tank ot could I add 2 more yellow gourami?