Defining Characteristics:

  • Colony former? No, solitary
  • Filamentous? No
  • Cell shape: Coccoid
  • Cell size: Very small, ~2 µm wide, ~ 2-3 µm in length
  • Aerotopes, heterocysts and akinetes are absent
  • Could be confused with: Aphanothece cells, Synechocystis

Cyanobium

Cyanobium