Ask the doctor


Common Diseases of Tropical Fish and What to Do About Them

While tropical fish can be a wonderful hobbybest for your environment. * White spots
that many people enjoy, they also can beon tropical fish are a very common disease
susceptible to diseases that if not caughtthat has a habit of showing up in new
early on can lead to early death of the fishaquariums. This is usually an indication
and also risk of it spreading to other fishthat a parasite is making its home in your
in the same habitat. Although there areaquarium. Again, there are a number of
literally hundreds of diseases that tropicaltreatments available for this and many stores
fish can acquire, there is usually only arecommend that new aquariums be treated
handful that most owners have to be on thebefore any fish are introduced. * If
watch for. Let's look at some of them andyour fish appear bloated this is a symptom of
help you understand how to identify them.a bacterial infection. It may also be
* Sometimes, straight from the store, fishindicated by what appears to be raised fins.
will die. This is usually caused byMost of the time the cause is poor water
something that is termed "new tank syndrome"conditions. Check your filter and if
and while not a disease as we traditionallynecessary, upgrade the filter to handle your
think of them, it can be a problem unless youaquarium size. There are medications
learn how to avoid it. All new fish shouldavailable but they rarely work unless the
be introduced gradually to any environment.root cause (poor water) is resolved. *
A minimum of 24-48 hours of keeping the bagIf your fish appear to have flaking scales,
the fish is in from the store emerged in theor dull color this can also be a sign of poor
new water will usually take care of thiswater conditions or the presence of
problem. However, if it persists it could beparasites. The parasites carry a disease
an indication that the water is not the rightknown as slime disease and there are
temperature for them to survive or that theremedications available for this. The poor
are contaminants in the water that is causingwater can be solved as noted above.
the sudden death. * If you see somethingWe've given you a quick overview of some of
that looks like wool or cotton on the fishthe more common conditions you may notice in
that does not mean they are preparing foryour aquarium with your tropical fish. By
winter. It is a sign of an infection and ifmaking sure you keep on top of the general
caught early enough can be treated with anhealth of your fish you can ensure that they
anti-fungal and/or a salt bath. Most expertswill provide years of enjoyment and beauty in
recommend the anti-fugal treatment, and manyyour home or office.
pet and fish stores can recommend what it



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