firefish behavior after lights go off

[Flexio]

Another thing to consider is tank placement. If the room gets sudden light changes (like a lamp turning on), that can spook them too. My firefish chilled out a bit after I moved the tank away from the window.

[virus]

true that. my tank's near the door, and every time someone walks in, the firefish freak. gotta keep it chill for these dudes.