stripes

Hi everybody. This is my first time having fry. The one pictured is maybe 3-4? weeks old. I assumed they were platy's, but now I'm second guessing because the fry have vertical stripes. Almost looks like someone took a marker to it. Is anyone able to ID this fry? It's not easy getting a clear...

Hi! One of my male bettas has horizontal stripes and ONLY on his head, I´ve been googling for the past hour and haven´t found anything similar. He is a little older, I have had him for a little over a year now and he was pretty big already when I got him. Does anyone know what these could be from?

I've had him for about 7/8 months. He's always active and pooping. He's grown a lot since I got him. Is the weird (not in matching with his other stripes) part of his shell new growth? Or is something wrong with him? When I first got him I was having issues with my water being too soft...