Help! My fish is not doing well! Is this a parasite?

[saltymomma]

Please help. I am new to saltwater fish and found my yellow Tang this morning looking like this! What do you think this is and how should I treat my tank/fish?

 

[Crabs McJones]

Welcome to R2R! Although I wish it were under better circumstances. It appears your fish have velvet. A marine parasite. Do you have the ability to setup a quarantine? Unfortunately time is not on your side. You're going to have to setup a quarantine and treat with copper power asap.

Velvet (Amyloodinium ocellatum)

Marine Velvet Disease (Amyloodinium ocellatum) What You Need To Know: * Fast killing parasite capable of wiping out most of your fish in just a matter of days. Sometimes there are survivors, sometimes not. * Can be treated in a quarantine tank using Chloroquine phosphate or Copper. A 5...

www.reef2reef.com

Copper treatment

Copper treatment What It Treats – Marine Ich (Cryptocaryon irritans) and Marine Velvet Disease (Amyloodinium ocellatum). There is some anecdotal evidence that copper will suppress symptoms of Brooklynella hostilis and Uronema marinum; however it is unlikely to completely eradicate either. How...

www.reef2reef.com

@HotRocks @4FordFamily @ngoodermuth @Big G
@Frtdrmrose7

 

[4FordFamily]

Welcome to R2R! Although I wish it were under better circumstances. It appears your fish have velvet. A marine parasite. Do you have the ability to setup a quarantine? Unfortunately time is not on your side. You're going to have to setup a quarantine and treat with copper power asap.

Velvet (Amyloodinium ocellatum)

Marine Velvet Disease (Amyloodinium ocellatum) What You Need To Know: * Fast killing parasite capable of wiping out most of your fish in just a matter of days. Sometimes there are survivors, sometimes not. * Can be treated in a quarantine tank using Chloroquine phosphate or Copper. A 5...

www.reef2reef.com

Copper treatment

Copper treatment What It Treats – Marine Ich (Cryptocaryon irritans) and Marine Velvet Disease (Amyloodinium ocellatum). There is some anecdotal evidence that copper will suppress symptoms of Brooklynella hostilis and Uronema marinum; however it is unlikely to completely eradicate either. How...

www.reef2reef.com

@HotRocks @4FordFamily @ngoodermuth @Big G
@Frtdrmrose7

I agree with this. A metheleyne blue and then freshwater bath should help with gill damage and provide some immediate relief but you'll need to act quickly. Welcome to R2R, I also wish it was under better circumstances