what is this in my chaeto?

[BaaMNYC]

My friend just built a refugium and got some chaeto and found this thing living in it. anyone have any ideas what this could be?

 

[BaaMNYC]

Photo here

 

[Og Drogon]

Sure looks like a (glass anemone).
:-/

 

[stbarnabas]

Its aptaitia not good

 

[BaaMNYC]

no good, ill tell him right away.

 

[Seven0two]

Thanks for the help. Sure did look cool haha

 

[JBL]

Aptasia. Kill what you can see, then throw in 1 or 2 peppermint shrimps in the fuge like I did. They won't come back.

 

[ravi197699]

aptasia kill it otherwise it will spread everywhere. i would check it there is any in dt as well .