what is the most common disease that you find in fish?

Question: what is the most common disease that you find in fish?
- Keywords:
  animal,
  disease,
  fish
Asked by to Kim on 20 Jun 2014. This question was also asked by .
- Kimberley Lowe answered on 20 Jun 2014:
  
  Hi 12mooery,
  
  Parasites are the most common disease – things like sea lice are found on a lot of farms. A newer common disease is AGD, which is Ameobic Gill Disease, which causes the gill tissue to become scarred and damaged, which stops the fish being able to breathe efficiently.

Question: what is the most common disease that you find in fish?