A List Of Common Fish Diseases And Their Symptoms
Posted on 17. Dec, 2009 by admin in Aquariums, Fishtanks
1. Bacterial Diseases in Fish
Bacteria are a terribly common cause of grievance for fish breeders. There are many bacterial diseases in fish caused because of pathogenic bacteria. These bacteria will either attack the fish externally, or will enter into the body of the fish through the skin and will damage internal organs, even leading to death. Fin rot and bacterial gill disease are the most common bacterial attacks in fishes, in which the fins and also the gills are infected respectively. If the bacteria have managed to realize entry into the body, it is known as systemic infection. Bacteria will also cause ulcers and lesions on the body of the fish. Bacterial infections are easily apparent externally as ulcerous marks or red irritations on the skin of the fish. Bacterial infections are terribly common in koi fish.
2. Fish Lice
Fish lice are scientifically termed as argulus, and being concerning a centimeter in size, they’re among the biggest parasites found in the animal world. They are very detrimental to the health of the fish, as a result of they will suck out the fluids from the body of the fluids by clamping their proboscis like mouth into the bodies of the fish.
Lice are easily to identify on the bodies of the fish as a result of they’re clearly visible. But, it is necessary to carry a careful inspection of the body of the fish, particularly within the hidden areas behind the fins. Lice may appear as dark spots after they are not moving. If there are too several lice, the fish will be quite agitated and will move their body a lot.
3. Flukes in Fish
Flukes are parasites in fish that are harmless in small numbers, but can be fatal to the fish in large numbers. Flukes are little, about 2 mm in length, and are virtually invisible to the naked human eye. However these flukes have hooks through that they clamp to the bodies of the fish. Flukes will suck out the body fluids from the fish and even cause their death. The numerous threat from flukes is that one fluke requires only one fish to finish its lifecycle, and therefore there is a lot of reason why the fluke will remain clamped to the fish. Flukes are thought of to be the foremost tough of the fish parasites to treat, though treatments with malachite and formalin typically show positive leads to stronger doses.
4. Ich
Commonly called ich, ichthyobodo or costia is a terribly common parasite that is found on the bodies of fish. Several fish can live with this parasite showing no signs at all. After all, in small numbers, ich is harmless. The defenses of the fish can keep the amount of ich under control. However when fish suffer from some other disease, the defenses are broken and then ich begins to multiply. Ich can multiply at a very fast rate. In no time, the fish will show a large quantity of ich on its body, its respiration can become labored and shortly, it can retreat and isolate itself from the opposite fish. When this stage arrives, ich often proves fatal to the fish.
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