Comparing Freshwater and Saltwater Aquariums
Freshwater aquarium systems are extremely common and you may even own one yourself.
While both freshwater and saltwater aquarium systems are similar and use much of the same fish tank equipment, the most significant difference is the chemical composition of the water.
Saltwater aquariums are often referred to as marine aquariums, reef tanks or seawater aquariums.
The most basic differences between fresh water and salt water aquariums include: