Are these hydroid jellyfish? Tank is six weeks old, if that's what they are I've read they are no big deal and usually disappear after a few months, a sign the tank is progressing nicely. Is this accurate?
Are these hydroid jellyfish? Tank is six weeks old, if that's what they are I've read they are no big deal and usually disappear after a few months, a sign the tank is progressing nicely. Is this accurate?