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zheka757 · 04/03/2021, 08:49 PM

i dont know what it is. but on a new tank. rocks do and will change colors as new algae will grow on it and old one die off

04/03/2021, 08:49 PM	#2
zheka757 Registered Member Join Date: Aug 2017 Location: North Port Florida Posts: 283	i dont know what it is. but on a new tank. rocks do and will change colors as new algae will grow on it and old one die off