Culprit?

[Reggae Fish]

Could this be the culprit of my zoas not opening? If so, what the hell is it?

 

[chadscamaro]

Justin, looks like you may have zoapox on those that are closed. Zoaid has an article on it and a furan 2 dip. Seems higher than normal temp. swings can cause it from my exsperiance.