ID help on frag

[KeepAFish]

I have seen these before, but I can’t remember what they are.

Thank you for helping.

 

[KeepAFish]

Specifically asking about the white translucent guy on the front and center of the picture.

 

[John Bolden]

I have seen these before, but I can’t remember what they are.

Thank you for helping.

Them out of water does not help much but by the polyps it looks to be some type of gsp or zoa.

 

[John Bolden]

I have seen these before, but I can’t remember what they are.

Thank you for helping.

Ohh that looks like a white sponge completely harmless. I dont think they irritate the polyps but if you dont want it scrape it off.

 

[KeepAFish]

Ohh that looks like a white sponge completely harmless. I dont think they irritate the polyps but if you dont want it scrape it off.

Thank you!