all you have to do is buy salt from a pet store ( petco recommended ) and put 2 tablespoons in per gallon.
Brackish water is a mix of salt and fresh water so of course there is fresh water in brackish water.
Water that has more salinity than regular water
Mix fresh water and salt water
Around the place where river run into the sea. The fresh water from river mix with saline water from sea and the result is water not as salty as sea water and not as fresh as river water. The term...