The middle of my zoas are turning white.

[WarEagleU1986]

Came home and some of my zoas seem to be turning white. Any idea whats going on? TIA

<a href="http://s1063.photobucket.com/user/rcbrownr7/media/Mobile%20Uploads/20141008_210248_zpswfgzc2i5.jpg.html" target="_blank"><img src="http://i1063.photobucket.com/albums/t509/rcbrownr7/Mobile%20Uploads/20141008_210248_zpswfgzc2i5.jpg" border="0" alt=" photo 20141008_210248_zpswfgzc2i5.jpg"/></a>

<a href="http://s1063.photobucket.com/user/rcbrownr7/media/Mobile%20Uploads/20141008_210301_zps598m9wf9.jpg.html" target="_blank"><img src="http://i1063.photobucket.com/albums/t509/rcbrownr7/Mobile%20Uploads/20141008_210301_zps598m9wf9.jpg" border="0" alt=" photo 20141008_210301_zps598m9wf9.jpg"/></a>

 

[WarEagleU1986]

Anybody got anything?

 

[reefwars]

nothing wrong there and look healthy , the white middles is something that is just coming out more in your conditions

 

[650-IS350]

they're returning to their natural colors. to like the lightly colored fire and ice you have on the left side of the colony