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Koivet.com | Fish Health | Dr. Erik Johnson

Fish Medicines Symptoms and Treatments

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Fwd: Rescue fish won’t eat, fins have tiny holes  |  
Euthanasia in Large Fish  |  
Microbiome May Contain Replacements for Lost Mitochondrial Helper Cultures and Mediate Immune and Endocrine Functions including MS, IBD, CDI, and MD  |  
Koi Herpes Virus – Heat Treatment Experience – South Africa  |  
Stuffing a Koi, Koi Taxidermy  |  
Goldfish Cap or Wen Pimples  |  
SRAC Document RE: Goldfish & Koi For Your Reading Pleasure  |  
Resources of Value to All  |  
Why NOT to use salt in your Koi Pond  |  
KHV video  |  

Category: Fish Help Questions

Sometimes I get time to answer a question for someone. Here’s the answer.

Intercepting Fish Diseases by Frank Prince-Iles
November 15, 2018 DrErikJohnson

Intercepting Fish Disease Written by Frank Prince-Iles Prevention is better and cheaper than cure! Fish disease can be both highly distressing, and in many cases,..

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A Health Crisis! / All About Medications / All About Parasites / Fish Help Questions / Where to Begin With Fish Health
Ulcer Disease in Koi (And other fish) is potentiated by stress plus parasites
Ulcers & Raised Scales: Ulcer Disease In Fish
January 29, 2018 DrErikJohnson

My fish have ulcers, raised scales, areas of inflammation [caption id="attachment_446" align="alignleft" width="149"] Ulcer Disease in Koi (And other fish) is potentiated by stress plus..

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Fish Help Questions / Hostile Bacteria & Diseases
Fish that stay at the surface may be having trouble breathing.
Gasping Fish: What to Do About Fish That Can’t Breathe
January 29, 2018 DrErikJohnson

My fish are gasping...? This is a sign of respiratory problems. The most common cause is some form of gill disease, but internal disorders such..

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Fish Help Questions / Lesions / Symptoms
Fungal infections on the mouth of a goldfish
Cotton Wool: Fish Are Covered in White Fungus
January 29, 2018January 29, 2018 DrErikJohnson

Fungus is nearly always a secondary infection, so it is important to find out the underlying cause, which could be water quality, parasites or a..

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All About Fungal Infections / Fish Help Questions
Parasites of Koi, Goldfish, Fish
Parasites: My Fish Has Parasites? What Should I Do?
January 29, 2018January 29, 2018 DrErikJohnson

For a lot of parasites: A triple shot of Mardel Clout is often helpful Video About Mardel Clout If parasites are suspected, a skin and..

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All About Parasites / Fish Help Questions
Fin Rot in Koi and Goldfish
Finrot: My Fish Has Ragged Fins: What Is Finrot?
January 29, 2018 DrErikJohnson

Fin rot is nearly always a sign of stress and the most important step is to try and determine why the fish is stressed and..

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Fish Help Questions / Lesions / Symptoms
Koi Patters and Colors Can Move, Change, Fade and Deepen
Color Changes: Why Does My Fish Change Color?
January 29, 2018 DrErikJohnson

A fairly common situation arises when fish literally change colour, either all over or just parts of the body.  The most common situation is when..

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Fish Help Questions / Lesions / Symptoms
Flipover: What to do About Flipover Swimbladder Disease
January 29, 2018January 29, 2018 DrErikJohnson

My fish is upside-down/ can't swim [caption id="attachment_423" align="alignleft" width="233"] Flipover Goldfish Before Surgery[/caption] This is a common problem whereby fish lose their equilibrium and..

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Fish Help Questions / Lesions / Symptoms
Large Swollen Dropsy Abdomen Goldfish
Bloated Belly: What to Do About Dropsy?
January 29, 2018 DrErikJohnson

[caption id="attachment_418" align="alignleft" width="300"] Large Swollen Dropsy Abdomen Goldfish[/caption] This is a common but difficult problem and typifies the problems involved in fish disease diagnosis...

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Fish Help Questions
Twenty Steps to Diagnosis and Treat A Fish Health Outbreak
Sick Fish: What Should I Do?
January 29, 2018November 21, 2019 DrErikJohnson

It is possible to make a guess - but most guesses are usually wrong.  Unfortunately fish disease, as with any other animal pathology, is a..

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A Health Crisis! / Fish Help Questions

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