ive been told i need a 20% water change,,,do i put some water treatment in the new water before putting it back or do i just put the norm water back in??
i dont know exaually how big the tank is but its got 2 mollies bout 6 danios,4 cherry barbs,some glass.2 pongo eels..i dont know how to test for those,,im doin a full water change tom xxx
it looked as if it was bitten,,and im new at all the is so any tipa wud be a great help....the petshop arent any good they neva tell wot fish are ok with others..they just let u buy them