Which Fish are prone to carry disease/parasite?

NewbieC123

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Can someone provide me with a list regarding fish species with a propensity for harboring diseases, pathogens, or parasites?

This would be helpful for newbies like myself by offering guidance on which fish warrant heightened vigilance during tank introductions or when it makes sense to spend the extra money and purchase pre-quarantined fish.

This is what I have so far
  1. Clownfish: Marine Ich (Cryptocaryon irritans), Brooklynella, Lymphocystis
  2. Tangs: Marine Ich (Cryptocaryon irritans), Marine Velvet (Amyloodinium ocellatum), Black Ich (Turbellarians)
  3. Angelfish: Marine Ich (Cryptocaryon irritans), Lymphocystis, Velvet Disease (Amyloodinium ocellatum)
  4. Gobies: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Protozoan Infections
  5. Blennies: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Internal Parasites
  6. Damselfish: Marine Ich (Cryptocaryon irritans), Velvet Disease (Amyloodinium ocellatum), Marine Velvet (Amyloodinium ocellatum)
  7. Surgeonfish: Marine Ich (Cryptocaryon irritans), Lymphocystis, Marine Velvet (Amyloodinium ocellatum)
  8. Dottybacks: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Marine Velvet (Amyloodinium ocellatum)
  9. Wrasses: Marine Ich (Cryptocaryon irritans), Marine Velvet (Amyloodinium ocellatum), Lymphocystis
  10. Cardinalfish: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Lymphocystis
 
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Jay Hemdal

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NewbieC123 Welcome to the Fish Disease Treatment and Diagnosis Forum!

The #fishmedic team and other knowledgeable members of our community will do our best to help you resolve your questions. Please provide as much of the following as you are able:
  • Brief description of the issue you are observing and answers to the following questions:
    • How long have you had the fish with the condition?
    • Did you quarantine with medication when you first acquired the fish? (If Yes, which medication?)
  • Current water quality measurements
  • Clear photos of the issue taken using WHITE light and/or a short video of any behaviors (post in your response or on YouTube).
If you can help us by providing as much of the above info as possible, it will make diagnosing and providing recommendations for treatment MUCH easier! The Fish Medic team will get back to you as quickly as possible. In the meantime, other members of our community may also share their experience with similar situations and advice that they may have regarding your situation.

You may also feel free to provide a more detailed description of the condition if you wish to share more info than the above list.

Additionally, these links may be useful while you await a response:
 

gbroadbridge

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Can someone provide me with a list regarding fish species with a propensity for harboring diseases, pathogens, or parasites?

This would be helpful for newbies like myself by offering guidance on which fish warrant heightened vigilance during tank introductions or when it makes sense to spend the extra money and purchase pre-quarantined fish.

I appreciate the help!
Easy.

All fish
 

vetteguy53081

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Can someone provide me with a list regarding fish species with a propensity for harboring diseases, pathogens, or parasites?

This would be helpful for newbies like myself by offering guidance on which fish warrant heightened vigilance during tank introductions or when it makes sense to spend the extra money and purchase pre-quarantined fish.

I appreciate the help!
While many are more prone such as Tangs and rabbits, most all fish are susceptible to disease. Maintaining good water quality and diet helps reduce risk as " Disease is on us, not the fish"
 
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NewbieC123

NewbieC123

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This is what I have so far
  1. Clownfish: Marine Ich (Cryptocaryon irritans), Brooklynella, Lymphocystis
  2. Tangs: Marine Ich (Cryptocaryon irritans), Marine Velvet (Amyloodinium ocellatum), Black Ich (Turbellarians)
  3. Angelfish: Marine Ich (Cryptocaryon irritans), Lymphocystis, Velvet Disease (Amyloodinium ocellatum)
  4. Gobies: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Protozoan Infections
  5. Blennies: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Internal Parasites
  6. Damselfish: Marine Ich (Cryptocaryon irritans), Velvet Disease (Amyloodinium ocellatum), Marine Velvet (Amyloodinium ocellatum)
  7. Surgeonfish: Marine Ich (Cryptocaryon irritans), Lymphocystis, Marine Velvet (Amyloodinium ocellatum)
  8. Dottybacks: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Marine Velvet (Amyloodinium ocellatum)
  9. Wrasses: Marine Ich (Cryptocaryon irritans), Marine Velvet (Amyloodinium ocellatum), Lymphocystis
  10. Cardinalfish: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Lymphocystis
 

Malum Argenteum

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I think it makes most sense to spend the extra money and set up a QT tank (and do it right; one fish in a 20g QT benefits as much from a skimmer as a handful of fish in a DT do). I think QT is the epitome of 'heightened vigilance'.

I only quarantine fish ('quarantine' is a waiting period -- etymologically, 40 days -- to see if symptoms develop; shotgunning medication is something else), but my QT setup has paid for itself probably in dollars and certainly in headaches (and I'm killing fewer fish, which seems the best metric).
 

Jay Hemdal

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Can someone provide me with a list regarding fish species with a propensity for harboring diseases, pathogens, or parasites?

This would be helpful for newbies like myself by offering guidance on which fish warrant heightened vigilance during tank introductions or when it makes sense to spend the extra money and purchase pre-quarantined fish.

This is what I have so far
  1. Clownfish: Marine Ich (Cryptocaryon irritans), Brooklynella, Lymphocystis
  2. Tangs: Marine Ich (Cryptocaryon irritans), Marine Velvet (Amyloodinium ocellatum), Black Ich (Turbellarians)
  3. Angelfish: Marine Ich (Cryptocaryon irritans), Lymphocystis, Velvet Disease (Amyloodinium ocellatum)
  4. Gobies: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Protozoan Infections
  5. Blennies: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Internal Parasites
  6. Damselfish: Marine Ich (Cryptocaryon irritans), Velvet Disease (Amyloodinium ocellatum), Marine Velvet (Amyloodinium ocellatum)
  7. Surgeonfish: Marine Ich (Cryptocaryon irritans), Lymphocystis, Marine Velvet (Amyloodinium ocellatum)
  8. Dottybacks: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Marine Velvet (Amyloodinium ocellatum)
  9. Wrasses: Marine Ich (Cryptocaryon irritans), Marine Velvet (Amyloodinium ocellatum), Lymphocystis
  10. Cardinalfish: Marine Ich (Cryptocaryon irritans), Bacterial Infections, Lymphocystis


Generally, people develop lists of fish that DON'T get certain diseases, or are more resistant to them. For example, eels don't get ich, or Lymphocystis, but do get velvet. Sharks don't get velvet.

The worst diseases in terms of fish loss can be dealt with through a good quarantine process. They are: Ich, velvet and flukes.
 

Zionas

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I’d say on average when it comes to being to prone to disease, certain Butterflyfish seem to have less-than-average disease resistance. I don’t know if it’s the case for all of them but it does seem that if there’s something they’ll probably catch it before many other fish. For Tangs I guess it depends on the species, same goes for Angels I guess. I actually wouldn’t put Clownfish that low in terms of likelihood to get diseases although many seem to have the resilience to pull through.

I’d say certain species being improperly collected (cyanide, bad net catching methods and poor decompression procedures) pose a bigger issue to their survivability than their inherent fragility to disease.

Like the Blotchy Anthias, some Genicanthus angels, and Liopropoma basslets (the ones from Indo and Philippines) aren’t what many would consider “difficult” to get to live, but being from deepwater or having very secretive natures means that in some areas where they’re collected, there’s the use of substances to coax them out, or they’re not properly decompressed and they start doing head spins before eventually succumbing to the change in water pressure.

There’s also the shortening of lifespans for some deepwater species that are kept in typical reef temperatures for extended amounts of time. Like how a Japanese collector has one of the world’s few living Peppermint Angels in captivity, he’s had it for 22 years this year (and counting). Being from the depths where they’re collected, which is below 350 feet where there’s a steep drop in temperature, I doubt he’d get it to thrive and live nearly as long if he kept it at 76-80 which is typical reef temperature. He also modeled its natural habitat and has basically no coral in his setup for the Peppermint.
 
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Doctorgori

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Tangs are Sturgeonfish …just reducing that list by one …

… just unsolicited info but all surgeonfish aren’t created equal either: IME Atlantic blue and Idols seem less ich prone than powder blues/ browns … could just be my samples tho

…not sure marine bettas, lion fish and panther groupers catch anything…again, my sample
Maintaining good water quality and diet helps reduce risk as " Disease is on us, not the fish"
yes and add good complete diet to that
 

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