vendredi 8 juillet 2016

nasty nitrate

ahoy shipmates
i am a new to this forum and i have a problem with nitrates i cant seem to reduce them tried water changes,landscaping,food reduction,nitrate reactor cheato,most things bar dosing. the tank is 18 months old. all fish and corals & inverts seem to be ok. but nitrates at 40ppm any advice. cheers :help:


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