Nerite egg things aging

[u/Ok-Wealth-2605]

brackish tank, so they may hatch. Im not starting intentionally breeding (or attempting to) just yet. I BELIEVE this is my pulligera that's laying these, but im not sure.

Not sure if its easy to tell, but some are yellowing noticeably. What does this mean ? healp

[u/Ok-Wealth-2605]

u/amandadarlinginc you.