Foxface erratic behavior

[Gordonfair]

I have a Foxface that's been in my tank for 3 years. He is acting very erratic, swimming near the surface and flashing his fins. What does this mean? What should I do?

 

[Peace River]

I have a Foxface that's been in my tank for 3 years. He is acting very erratic, swimming near the surface and flashing his fins. What does this mean? What should I do?

Checking in to see how the fish is doing?

#reefsquad

 

[Flippers4pups]

Check for stray voltage!