first of all my rocks are about 6 years old I got them from a local shops sump they had all kinds of cool stuff on and in them. This red algae started growing a few weeks ago. Anyone know what it is?
first of all my rocks are about 6 years old I got them from a local shops sump they had all kinds of cool stuff on and in them. This red algae started growing a few weeks ago. Anyone know what it is?