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External Koi Anatomy

On the outside, Koi appear to be very simple. You can only see the mouth, eyes, nostrils, barbels, some fins and a bunch of scales. However, their internal organs are a little more complex.

  1. Nostril
  2. Eye
  3. Dorsal Fin
  4. Caudal Penduncle
  5. Caudal Fin
  6. Barbels
  7. Pectoral Fin
  8. Pelvic Fin
  9. Anal Fin

 

 

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