What is this?

[Lkfarkas]

I have some aptasia in my tank. Brownish in color, retreats when prodded. I found this, though. It's pinkish at the tube, and doesn't fold up when prodded. Any idea what it is?

 

[NanaReefer]

Glass Anemone Aptasia


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[Lkfarkas]

Booooohisssss. Thanks!

 

[Sassy Jenny]

AptasiaX works pretty well to get rid of those things!