Hello all.
My tank is 9 months old now.
I have read posts from this forum and find it very informative.
Can someone let me know what the red spongy things are? Are they harm full? Should I remove them?
Thanks.
My tank is 9 months old now.
I have read posts from this forum and find it very informative.
Can someone let me know what the red spongy things are? Are they harm full? Should I remove them?
Thanks.