The friendliest place on the web for anyone with an interest in aquariums or fish keeping!
If you have answers, please help by responding to the unanswered posts.
I don't think it's a zoa eating nudi. They normally look a lot like the polyps they eat in my experience. I can't tell what the OP is pointing out. Is it the bluish thing in the first pic? I can't see much of anything in the second.