Id Help Plz

[tat2life]

i just noticed this thing on my living rock... no photo yet sorry... but it is circle shaped, it is clear/seethrough color, it looks like a firework the ones with explode into a circle... it opens and closes by itself too. i have no idea what it is. its really small too.

 

[AK77]

Probably aiptasia. They are a nuisance anenome. If it is indeed one, either get a peppermint shrimp to eat them, or use vinegar or Joe's juice on it with a syringe.

 

[tat2life]

cheers mate it does look a bit like them. il keep trying to get a photo... i actually like it though lol its pretty kewl to watch