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What does aquarium pH measure?

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  1. How warm the water is
  2. How acidic or alkaline the water is
  3. How much oxygen is present

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References

  1. USGS Water Science School: pH and Water www.usgs.gov/special-topics/water-science-school/science/ph-and-water Checked 2026-10-11.
  2. USGS Water Science School: pH and Water www.usgs.gov/special-topics/water-science-school/science/ph-and-water Checked 2026-10-11.

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