Hi all,did a water change yesterday about 25% maybe bit more,this morning dollar is dead and two tetras,and all other tetras are swimming at top of tank.
Looking at water safe bottle looks like have put over two annd half times the amount supposed to use.
any ideas what i can do,are they all gonna die??
Looking at water safe bottle looks like have put over two annd half times the amount supposed to use.
any ideas what i can do,are they all gonna die??


