New to me tank

[tim_th3_t00l_man]

Hello! I recently bought a tank and found this free fuzzy thing on one of the rock. Anyone know what it might be?

 

[MnFish1]

It would help if you could circle or mark the free fuzzy thing?

 

[tim_th3_t00l_man]

It would help if you could circle or mark the free fuzzy thing?

 

[tim_th3_t00l_man]

 

[mww00ds]

Look like it might be some kind of mushroom

 

[Spare time]

The top down view looks like an sps (something like a stylophora or pocillopora) but the side view looks like a galaxia.