Cause :
Often times lice is introduced into the aquarium from a fish from a pond, river or lake. Lice will travel from host to host spreading bacteria and viruses.

Avoid putting wild or outdoor fish in your aquarium without quarantine of at least a week.

Symptoms :

  • Lice bite marks
  • Lice on the fish. Lice appear flat, oval and as a dark spot on the fish. They have 8 legs and look like flat crabs.
  • Scratching on aquarium surfaces in attempt to remove lice
  • Fish are restless and aggravated

Treatment :

  • Physically removing the parasite
  • Using a saltwater bath for 5 minutes a day until the parasite dies