Pest Guides

Black Imported Fire Ant

Solenopsis richteri


Image of Black Imported Fire Ant [Solenopsis richteri] | Ehrlich Pest Control
  • Small to medium sized ants, total length of workers around 2 - 8 mm.
  • Predominantly black in color.
  • Can generally be recognized by their large mounds.


  • Successful queens live approximately five years.


  • Very similar to the red imported fire ant.
  • Ants will swarm out of the nest and attack, and workers will attach to the skin with their mandibles and sting repeatedly when disturbed.
  • A major agricultural and urban pest that also causes both medical and environmental harm resulting in a cost of many millions of dollars per year.

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