brown powder substance

[lenise]

brown powder on the sand, what am i doing wrong?

 

[Entropy]

[welcome]

They are diatoms. Try doing a search on google and you will find all kinds of info. It is very common in newly setup tanks.

 

[PatMayo]

Correct, typical of a new setup.

You will find some of the most helpful threads on this link. Read and learn my friend. It will save you immense heartache.

http://www.reefcentral.com/forums/showthread.php?s=&threadid=166836


Regards,

Pat