I've got these two small anemones that came in on some live rock and I've been pondering for the longest time just what they are.
Here is the first one:
Originally posted by Dubbin1
What makes them not a good thing?
They can literally plauge a tank and over take much of the live rock, when this happens things get stung that you don't want to get stung. They are part of the challange of having a reef tank. The challenge here is to get rid of them without shooting spores all over your tank and having it look like an aptasia farm.
Thomas