Silver Tiger Datnoid
Many brackish fish can be slowly transitioned to entirely fresh or entirely salt water. Aquarium Fish Sale brackish fish are maintained in LIGHT brackish conditions, the same conditions which our live bearers are kept, so most can be transitioned to all fresh water. However a pinch of salt never hurt anybody. This species is called the Tiger Fish in Asia and is an ambush predator. The fish are good companions with other large pet fish, but obviously they are going to ambush and eat all the small pets.