Orange/brown spots in my tank

[Cperry97]

Hello I am a new Aquarist and was wondering if someone could tell me what this is on my sand and rocks and how to get rid of it.

 

[John K]

Likely diatoms. The first of various things to come. Nothing to stress about at this time.

 

[EeyoreIsMySpiritAnimal]

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The Supreme Guide To Setting Up A Saltwater Reef Aquarium

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