Whats up with my zoooooos?

[Kevin McG]

They have been like this for 2 days now, is this a normal occurrence?

All water parameters are fine

 

[skyedolphan]

first off ge tthe debris off them second check for any nudi or eggs ( little white sacs under the polyps usually)
and is thta sponge around them? may be irrating them

 

[Kevin McG]

No sign of any sponges or nudis.There was a bit of sand as you can see from the picture that I blew off.

 

[wrassefan]

sometimes a fish will pick on them a bit and they will remain closed....keep an eye out