Folks, if you've recently upgraded or renewed your annual club membership but it's still not active, please reach out to the BOD or a moderator. The PayPal system has a slight bug which it doesn't allow it to activate the account on it's own.
Having an ato is key given the small water volume. Or, you can mark a water line on your tank so you can refill manually if you have to.
Looking back a skimmer helps a lot, I would run a skimmer (like the IM ghost) with a filter sock and just ditch the purigen