Buffy said:I thought fan worm because of the end looking like a fan and the rest looking like a shell. Unless the "fan" part is the legs then. Don't take my word as I'm just learning so wanted to give it a shot.
Tracie6283 said:Sweet! I found a couple more starting to grow. How can they seem to come out of nowhere. I've had this tank and rock for about 6 months and have never seen them before