This is what my chaeto refugium looks like... keep in mind this is in my sump but yours will be the same idea:
I have a couple pieces of live rock in the bottom for my copepod population, but it’s almost entirely chaeto. I don’t harvest it as often as I should...
I have a couple pieces of live rock in the bottom for my copepod population, but it’s almost entirely chaeto. I don’t harvest it as often as I should...