Originally Posted by hopping
is there different types, the pic first posted i was told those were not bad, i have those, but i have something simmilar to thicker. i was told they were bad!!! are they the samething. Ive had my tank 2wks. i picked them off with my fingernail and they havent come back yet. but the skinny ones i left .
Google aiptasia or glass anemone. There are too many links that I can't post due to conflict. Dig through the photos to see if one resembles yours. Some are clear with white accents, some are transparent brown. Thet can be tall or short, fat or thin. Some Hawaiian varieties are kinda pretty.