Common Parasites & Diseases

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Symptoms: Rapid gill movement, clamped fins, excess mucus, flashing.
Cause: Gyrodactylus (skin) and Dactylogyrus (gill) flatworms.
Treatment:

• Praziquantel (safe and effective).
   
• Fluke-M or Fluke-Solve are good options.
   
• Repeat after 7 days to kill hatching eggs.

Symptoms: Heavy mucus, lethargy, clamped fins, rubbing, gray film on skin.
Treatment:

• Formalin–malachite green products (like ProForm-C).
   
• Salt baths (0.3% solution) can help mild cases.

Symptoms: Flashing, excess mucus, reddened skin patches.
Treatment:

• Formalin–malachite green or potassium permanganate.
   
• Often linked to poor water quality, so clean pond/filter thoroughly.

 Symptoms: White or gray cotton-like growth on skin, fins, or gills — often appears after injury or in cold, poor-quality water.

Treatment: 

Clean affected area with Betadine or hydrogen peroxide; treat with malachite green or a mild salt bath; improve water quality and reduce stress. 

Symptoms: Visible worms (anchor worms) or disc-shaped lice on skin; irritation and redness.
Treatment:

• Dimilin, CyroPro, or Anchor’s Away.
   
• Manually remove visible parasites if few, then treat the whole pond.
   
• Clean filters and vacuum pond bottom afterward.

 Symptoms: White or gray patches around mouth, gills, or fins; frayed fins; ulcers; lethargy.
Remedy: Treat with antibacterial treatments like Aquafuran, Furan-2, or Kanamycin; improve water quality, reduce stress, isolate sick fish if possible. 

 Symptoms: Red sores or ulcers, fin rot, hemorrhaging, lethargy, sometimes septicemia.
Remedy: Use antibacterial treatments (Furan-2, Kanamycin, or Aquafuran), isolate sick fish, maintain excellent water quality, and reduce stress.