Diseases of aquarium fish

Aquarium fish, like other living creatures, susceptible to various diseases. If you want the inhabitants of Your aquarium pleasing to the eye, will not only have time to change the water and feed the fish, but to follow some other rules and also to monitor the health of beneficiaries. In this article we will discuss the main diseases of aquarium fish, symptoms, methods of treatment and prevention.

For any disease, it is important to identify it. Pay attention to the inhabitants of Your aquarium. Sick fish swims slowly or if the pendulum dangling in the water. Try to hit your finger on the glass, any healthy fish will sharply depart from the source of the noise. If the fish in response to knock is behaving sluggishly — this is a worrying sign. The presence of the disease is the fact that for a long time, the fish hangs at the water surface, not moving its fins, or Vice versa cannot rise from the bottom. Consider the most common diseases of aquarium fish.

The cause of hydrocephalus, as a rule, are unfavorable conditions: poor temperature, lack of aeration, the water is dirty. The fish who had dropsy, exophthalmia, and appears General weakness, the body swells, the scales are raised, the skin swells and becomes whitish.

Dropsy can be cured only at an early stage, so it’s very important scoreability the disease. Treatment involves a bath of 80 mg of Chloromycetin per 10 liters of water in which fish is placed for up to 30 minutes.

Too cold water or sudden temperature changes can cause the common cold. Diseased fish becomes inactive, refuses to feed, the majority of the time sits in front of a heater. Cold fish may result in the complication of inflammation of the swim bladder. At the first sign of a cold should immediately begin treatment.

Sick fish must be deposited into a separate container. During the week gradually increase the water temperature by 5 degrees and then lower to recommended for your fish values.

To not chill underwater inhabitants, remember that the aquarium should not be placed on the window sill, as during the day it will overheat and cool off sharply at night. When cleaning the aquarium it is impossible to transplant fish from cold water to warm, and Vice versa; the allowable temperature difference is 2-3 degrees.

This disease is caused by fungus that affects the internal organs of fish. Symptoms: the fish spends a lot of time on the bottom, on the fins appeared an unusual white border or fringe; scales unnaturally began to pout, his eyes dimmed, the body appeared red or black spots.

Ichthyophonus dangerous because it is highly contagious and incurable disease. When the first signs it is necessary to send healthy fish in quarantine and thoroughly disinfected the aquarium. The primer should be boiled for at least one hour, and all the plants have to throw out. From infected fish, unfortunately, also need to get rid of.

To prevent ichthyophonus rinse the live feed, be sure to choose the new tenants and monitor water quality in the aquarium.

Limfozitos may be a consequence of damage to the skin of the fish. Manifests itself as gray convex bubbles on the skin and the eyes, which grow and burst, infecting other residents of the aquarium.

Infected fish should be deposited into a separate aquarium and provide it with the ideal temperature, heavy filtration and aeration of water. Frequently change the water. These measures will help to strengthen the immune system of your pet and will allow the fish to cope with the disease. The aquarium with the other fish should be thoroughly disinfected.

To avoid illness, the fish should be kept in optimal conditions. And do not injure the fish for the transplant!


Microbacterias or, as it is called, underwater tuberculosis infection, often affecting multiple inhabitants of the aquarium. At-risk labyrinth, characins, toothcarps and tropical fish. Microbacterias can get into the aquarium with fish, shellfish, plants, water, or supplies from infected aquarium or insects like bugs and mosquitoes.

The symptoms of this disease are varied. Fish loses appetite, loses weight, its color fades, the scales fall, you may experience black spots and ulcers on the body, be clouding the eye or exophthalmia.

Microbacterias is curable at an early stage. Add in the aquarium kanamycin in a ratio of 10 g per 10 g of food. The aquarium and all the equipment must be disinfected, but the plants and “running” the fish have to be destroyed.

With this disease are often faced fish, which the owners kept in too cold water. Saprolegnia is caused by a fungus and at the initial stage is manifested in the form of thin white “hairs” on the body. Progressing, the disease affects the entire body, coating his dirty-white or brown patina, reminiscent of cotton wool, and then the internal organs of the fish.

Remove from the body of the fish plaque and treat the ulcer with a cotton swab dipped in a solution of penicillin. Then otsadit the fish and add 200-250 mg sulfamonometoksina 1 liter of water. Also recommended baths from 1 mg of colloid silver per 10 liters of water (20 minutes), 500 g of sodium chloride in 10 liters of water (5 minutes) or 50 mg of malachite green per 10 liters of water (1 hour).

Pleistophora (neon disease)

Neon disease is triggered by protozoa, parasitic on the skin of fish. Is disease fish lose weight, their stomach and falls back, the color fades, the body has white spots.

Neon disease is incurable. It is important to disinfect the aquarium and send healthy fish in quarantine.

Another disease that is provoked by the parasites, or rather, worms-flukes that live on the gills of infected fish. Diseased fish refuse food, constantly rubbing against rocks, gills swell and become inflamed.

Upon detection of the diseased fish immediately otsadit all the inhabitants of the aquarium to quarantine. In a new aquarium, add 15 mg of copper sulfate per 10 liters of water until, until the fish gets better.

“Aquarium” of the disease much easier to prevent than to treat. Observe the conditions of Your fish and choose the “newcomers” in the store, so You never had to deal with these unpleasant diseases of aquarium fish.

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