What is this on my rock

[Fredrxn]

Sup guys I just noticed this thing in my live rock…not sure what it is how do I get rid of it??…here’s a picture …best picture I can get because where it is in the tank…thanks

 

[blaxsun]

Aside from seemingly stringy and black, I can't tell what it is.

 

[Spare time]

Looks like aiptasia. Super glue over it immediately (gel superglue).

 

[Fredrxn]

Looks like aiptasia. Super glue over it immediately (gel superglue).

 

[Fredrxn]

Thanks