New member
Our lfs put the sw and ro water in the wrong jugs. realized it right after we did the water change. we accidentally put 5 gal of fresh water in our saltwater tank. is all the coral dead now? the fw was only in for about 2 minutes. Help please!!!


Premium Member
I wouldn't do it too slowly, though. Pretend the tank is a tidepool that got a heavy rainshower at low it's time to make the tide come back in. Continually swap out one gallon of tank water for one gallon of saltwater until the SG returns to normal.