hello guys.. i have a nano reef tank about 7 months with lot of problems.. i started reading like crazy and always a new problem came up.. long story short.. bought used aquarium that probably had bad silicone that was poisoning all fish and inverts.. bought items from a well know shop that was absolute garbage.. imagine that guy gave me a gh test.. changed equipment, bought a new aquarium, fought aptaisia from a live rock that i bought from that guy.. and now i am fight dinos.. you are my source of knowledge and i am happy that i joined this community