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Cold


Cold

Latin name:
Other names:
Pathogen:
Symptoms: Fish are inert, Fish do not take food very well (low appetite), Ashy coloring, Darkening of body color (Black discoloration), Darkening of gill filaments, Fish growth slows down, Swelled gill filaments

Sick fish become dark and ashy in color, appear lethargic, show swollen and darkened gill arches. Another symptom to look out for is poor growth. Dystrophic changes can be observed in the viscera. As a result, fish produce unripe eggs and milt, losing reproductive capacity. Fry will usually die. Fish exhibit emaciation, loss of appetite.

Description:
There is an appropriate thermal regime for each species. The recommended temperature for warm-water fish is between 22 and 27C (72-81F), for cold-water species - between 18 and 22C (64-72F). If kept in the inappropriate thermal regime, fish fall ill. It can also cause many other diseases (saprolegniosis, mycobacteriosis, chilodotiasis).

How to cure:
Sick fish should be provided with normal conditions, raising temperature to the appropriate level. Water should be saturated with oxygen. Apply disinfectants.

Medicine:


Prevention:
Maintain optimal temperatures.

Fish susceptible to the disease/disorder:




 

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