What’s this in my reef?

[Hossman]

It seems to move around in tank . It has Little tentacles.

 

[Maritimer]

Looks like what's often called a "ball anemone". From what I've been given to understand, they're really a member of the mushroom coral group.

~B.

 

[Hossman]

I tried doing a video you could see it a lot better than the picture

 

[Crabs McJones]

Yup, ball anemone

 

[JTP424]

Edit - posted my own thread, sorry to hijack...
If it is thats a solid find for you!