Heyy guys, i have an foxface and he has been so fustrating he keeps swiming from side to side really fast against the front glass of the tank if checkt and tested the water parameters nitrite and nitrates is fine and close to 0 and ph is fine and oxigen if also checked is also fine i cant figure out why he is doing this if any body can tell me why he is doing this and how to stop it ill really apriciate it