Properly acclimate your new fish before adding them to your tank. Once it is set up, expect to spend about 30 minutes every other week for partial water changes and cleaning. Remember, twice the tank does not mean twice the work. Larger water volume allows your fish better tolerate any mistake you may make and they can stay healthier and happier. Back to the top of Beginner's Corner.
Basics are the same as the freshwater aquarium.
Thus all the previous discussion on setting up the tank, nitrogen cycle, proper acclimation, etc. You want to take things more slowly Adding new fish slowly, Taking extra 20 minutes in acclimating new fish. You cannot use table salt because they took out natural elements and added new chemicals. Get scientifically formulated salt available at pet stores.