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.
ive heard unless you address the problem (high phosphates, nitrates whatever it may be) just killing the hair algae will result in another bad algae sprouting up to absorb those excess nutrients that are there in the first place