Just Curious.......

[FWFishLover]

Do Brackish Fish Require Saltwater Salt Or Freshwater salt?
just curious i guess

 

[nmonks]

Marine salt mix, like you'd use in a reef tank. Ordinary aquarium "tonic" salt won't maintain the correct pH and hardness levels, and long term, the lack of trace elements may cause health problems.

Cheers, Neale