crusty zoa

[bundy13]

I posted over at the zoa forum but didn't get a reply,

I received some zoa frags a few days ago all are fine but the ones in the pic on the left have like a rust colored hard crust over them ,and have remained closed they opened the first day and have been closed since,any thoughts,thanks

 

[Blindmelonbob]

Doesn't sound good. Does it look like tissue is sloughing off?

 

[bundy13]

thanks for the reply

thanks for the reply

the polys came out the first day and looked great ,they are nuke greens-i noticed that they had this sediment covering them ,the tissue is just hard doesn't seem to be coming off it looks kind of like they are covered in dark brown coraline or something,thanks anyone had this on zoas before ,thanks