What happend with my pink ******* chalice?

[Mente Fria]

Everything was ok until yesterday and today...

Right corrner looks weird.
Any idea?

Thanks in advance.

 

[Reeferdood]

Is there anything nearby that has sweepers? it looks like it has been stung.

 

[Mente Fria]

Is there anything nearby that has sweepers? it looks like it has been stung.

I dont think so... all i have is reef safe!
Loooks like is hit by something but i dont see anything weird.
I move it apart to a frag stand.

 

[sk8elenex92]

You may have reef safe inverts and fish but
Coral do have long sweepers that sting other corals. Deft lost some tissue.

 

[Mente Fria]

You may have reef safe inverts and fish but
Coral do have long sweepers that sting other corals. Deft lost some tissue.

Coral was alone in a separate rock. I dont know whats happens