barracuda123;4308396; said:put the bag in the tank for 10 minutes, just to get it used to the tempereture then open the bag and let it swim out or if you dont want to have alot of nitrates in your tank just put 1/2 of the water in the bag in
that is terrible advice. you shouldnt put the shops water into your tank, especially if you havent had any disease problems. if anything you should try your best to avoid putting it in as much as possible.
the fish that stores get from distributers often have some sort of disease, usually ich.