Panicking =[

[MewMew42]

okay so ive had my female swordtail for about a week and its been fine, swimming around and eating everything but shes just started to hover around a bit not as much as before and her top and bottom fins are closed against her body, whats going on? one minute shes fine the next shes not

is it stress, do i need more hiding places/plants?

 

[WILDER]

Your tanks overstocked.
The shark needs over a 40 gallon tank.
Can you post your water stats please in ammonia, nitrite, nitrate, and ph.