Rasta Zooanthids losing corol over half the polyp

[islandreefer2]

Hey about a week ago noticed a lose of color over 3 Rasta polyps it doesn’t seem to be getting worse or better any ideas what this could be ?

 

[Gargoyle]

Hey about a week ago noticed a lose of color over 3 Rasta polyps it doesn’t seem to be getting worse or better any ideas what this could be ?

I have no idea. I just come here to see the random things that turn up in our tanks. You might get a better response if you post in a more relevant forum. Good luck.