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apinkmanatee

Aquarium Advice Activist
Joined
Dec 11, 2011
Messages
182
Location
Woodbury, MN
Major newbie question...

Is this dark coloring just natural, like the tank maturing, or is it something bad?



image-3934243214.jpg



image-1857591439.jpg
 
Looks like diatoms developing. They'll go away once they consume all the silicates in your tank.
 
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