How to Identify Red Water Bugs in Coral

If you have Acropora coral living in your tank, you could experience a red-bug infestation. Acropora red bugs live on the coral and can cause damage to sea life. The bugs are often difficult to see, and many people become aware of their presence only when they see problems with the coral. If you suspect that your coral has red water bugs, look at them closely to see if they match the Acropora red-bug description.

Things You'll Need

  • Magnifying glass
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Instructions

    • 1

      Look closely at the coral. Acropora red bugs are extremely small and are often difficult to see with the naked eye. You may need use a magnifying glass to spot them.

    • 2

      Note any red or yellow spots on the coral. Red water bugs are often easy to see on the shaded underside of a coral branch.

    • 3

      Examine any spots you see. Acropora red bugs are small crustaceans that look like mites or very small shrimp. They are about half a millimeter in length and are yellow with a red dot.