egg id

I am dipping this chalice and zoa right now and there are alot of eggs on it. What could they be from?

I’ve reviewed and searched for an answer but haven’t successfully located what I’m looking for. I purchased a number of frags and a cabbage rock from my local shop. I noticed, what I thought, was bubble algae on a frag, but when I went to manually remove it, I found the spheres to be very firm...

Cant sleep and was just looking at my nightstand pico tank. I have quite a few of these little chitons (I think?) in my tank. As I'm watching my tank just now I see one releasing what looks like eggs. Anyone know more on whats happening here? Are they fertalized you think? I'm curious what their...