How to Get Saltwater for a Fish Tank: Essential Tips for Beginners and Mixing Advice
To get saltwater for your aquarium, buy RO (reverse osmosis) water at a local fish store. Mix it with marine salt in a 5-gallon bucket to reach a salinity of 1.025 specific gravity. Check salinity, temperature, and pH before adding the water to your tank. Expect to spend about $5 for 5 gallons of RO … Read more