vertical swimming

Hi, I have a female anthias in a 75g tank. Have had her a few months after quarantine. She has done really well with no major issues. A month or so back she stopped eating and would only eat frozen Mysis. Anyways, over the past few days to week, she has been swimming vertically. As soon as she...

Hey, I'm in need of some help. I recently had my other clownfish die and now my last clownfish starting to swimming vertically. When I put food in this morning he was also not even interested in it. He's not pale like the other clownfish was, but definitely not feisty like normal.