Saltwater Fish Diseases

How to Treat Saltwater Aquarium Parasites with Freshwater
Parasites can quickly become a major problem in the saltwater aquarium if you do not address the issue immediately. One method of treating saltwater parasites you may not be familiar with is freshwater.
When it comes to keeping your saltwater fish happy and healthy, there are a number of different diseases you must be on watch against. One of the most common, and most problematic, diseases affecting saltwater fish is parasites. There are a number of different parasites that might affect your saltwater fish, but a single treatment may be useful against a large number of them – freshwater. In this article you will learn the basics regardingcommon parasite infections to affect saltwater fish as well as tips for using freshwater as a treatment option.


Types of Saltwater Parasites

There are many different types of saltwater parasites with which your fish might come into contact, but some are more prevalent than others. The most common types of saltwater parasites include:

  • Cryptocaryon irritans (Marine Ich)
  • Amyloodinium (Velvet)
  • Turbellarian (Black Ich)
  • Brooklynella (Anemone Fish Disease)

Cryptocaryon irritans - Also known as Marine Ich, Cryptocaryon irritans is a fast-spreading parasite infection that results in myriad pinhead-sized gray nodules on the body, fins and gills of infected fish. This disease causes excessive skin irritation, respiratory distress, faded color and flashing.

Amyloodinium – Also known as Marine Velvet, Amyloodinium is one of the most deadly saltwater fish parasites. This disease can cause death in as little as 12 hours due to damage to the filaments of the gills. Early symptoms include increased respiration, sluggishness, gasping, and flashing.

Turbellarian Also known as Black Ich, Turbellarian is caused by a flatworm. This disease causes dark spots on the...
Common Saltwater Aquarium Fish Diseases
No matter how hard you try, you cannot completely protect your fish from falling ill. You can, however, educate yourself on some of the most common saltwater fish diseases so you know how to deal with them.
Perhaps the most frustrating experience you are likely to encounter as an aquarium hobbyist is having the fish in your tank suddenly fall ill. Saltwater aquarium fish diseases can strike quickly and, in some cases, they may even be fatal. No matter how hard you try, you cannot completely prevent your fish from becoming exposed to disease or from falling ill at some point during their lives. What you can do, however, is arm yourself with some basic knowledge about the most common saltwater aquarium fish diseases so you will be able to recognize them when they appear and deal with them appropriately. Swift action on your part as an aquarium hobbyist could mean the difference between life and death for the occupants of your tank.


Marine White Spot Disease
 
Also known as Marine Ich, Marine White Spot Disease is caused by the parasite Cryptocaryon irritans. This disease typically manifests in the form of small white spots covering the body, fins and gills of saltwater aquarium fish. Marine Ich is very similar to freshwater Ich but it is caused by a different parasite. Both diseases are very contagious and tend to have a greater impact on fish that are already stressed or injured. In addition to the presence of white spots, other symptoms of marine Ich may include ragged fins, pale gills, cloudy eyes, increased mucus production, lethargy and flashing. While freshwater Ich is often treated by increasing the tank temperature to speed up the life cycle of the...


Good Medications to Keep on Hand
In the event that your fish become ill it is important that you take action to begin a treatment regimen as soon as possible. Having some of these medications on hand will ensure that you are able to do so.
 No matter how much effort you put into keeping your saltwater aquarium clean, your fish are likely to be exposed to disease at one time or another. Though you cannot prevent your fish from being exposed to disease, you do have control over how you respond to the situation. Will you sit back and wait for the disease to progress beyond the point of treatment or will you act quickly to begin the proper treatment regimen so your fish stand the greatest chance of recovery? If you want your fish to have the greatest chance of recovering from a disease, you should begin treatment at the first sign of symptoms. In order for this to be possible, you should think about having a few basic medications on hand so that you will have them if you happen to need them.
 
Common Medications for Fish Diseases

Methylene Blue = This product is an anti-fungal and anti-bacterial agent which can be used to treat many common saltwater aquarium fish diseases including ulcers, mouth fungus and fin or tail rot. Methylene Blue can be used to create a bath by adding one teaspoon of the medication per 5 gallons of water in the hospital tank. Depending on the size of the fish you are treating, you may only need one gallon of water so be sure to adjust the dosage accordingly. When treating your fish using Methylene Blue it is important that you keep the water warm and that you do...

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