What Salinity Should I Keep My Marine Aquarium At?

Marine aquarists use a hydrometer to measure the specific gravity (SG) of the seawater. The hobby hydrometer is not a pure scientific instrument but is capable of sufficient accuracy to enable stability of the SG – provided the aquarist does at least a weekly check. Marine aquariums

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Quick Tip – Help Maintain Stability By Keeping Your Hydrometer Clean

When you start a saltwater aquarium one of the things which you must do is maintain stability.

The hydrometer is an essential item when it comes to saltwater aquariums. A hydrometer allows you to measure and record the salinity of the saltwater. The saltwater which is both in your aquarium and which is prepared for water changes.

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