How to stop this pink thing in my live sand??

[reinubeton]

How to stop this pink thing in my live sand??

 

[Khij159753]

Looks like coraline algea. Scrape it off then move the sand back up against the front.

 

[Grizz]

Looks like cyano Is it between the sand and the glass?

 

[reinubeton]

Yes its between the glass and the sand

 

[00youknowit00]

It looks like cyano. Does it come off easily with your finger?

 

[reinubeton]

Yes it does

 

[00youknowit00]

Yes it does

Then it's canisters cyanobacteria.

 

[reinubeton]

Thank you very much

 

[boardsurfer]

You might want to siphon your sandbed when you do water changes, if you don't already. It's just another place for nutrient buildup.