Jumbo Egg Layer?

[sky king]

I have two bared rocks a buff an a light Brama an I have he same prob. I would like to know I think it's my barred

 

[PaleMelanesian]

You could use a dog crate or something and isolate one each day to see who's laying what. Take a photo for future reference. I'm doing this right now with my 18, to find out who's laying what and when (if at all

).