Can you tell me

[magnetoe]

I see this yellow something growing in 3 different lr in my tank can someone tell me what it is. Ty

 

[trinimaddness]

looks like a sponge..

 

[magnetoe]

Ok I don't know how it got in my tank but hey I guess I'll let it grow

 

[Oscarqp]

Is a yellow sponge,i have in my tank too..

 

[lrasser]

definitely yellow sponge. you'll get white also. Just a sign that things are going well.

 

[magnetoe]

thats great to hear then . thanks