MSD Manual

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MSD Manual
Veterinary Manual
The trusted provider of veterinary information since 1955

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VETERINARY PET
Common Signs of Illness in Fish

Common Signs of Illness in Fish

  • Lethargy

  • Not eating

  • Slow or rapid breathing

  • Loss of color

  • Discoloration or splotchiness

  • Spots

  • Scars

  • Ulcers (open sores)

  • Loss of scales

  • Scales sticking out or standing up

  • Swelling or bloating

  • Weight loss

  • Floating, drifting, or swimming erratically in unusual positions

  • Tumors and cystic growths

  • Puffy and/or fuzzy growths

Merck & Co., Inc., Rahway, NJ, USA (known as MSD outside of the US and Canada) is dedicated to using leading-edge science to save and improve lives around the world.  The Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues in the online and mobile app versions today.

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