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Properly maintained fish can live 3-4 years happily, although in some cases they survive 5-7 years. Research indicates that betta can live happily and stress-free in a large space with several gallons of water.
For healthy betta maintaining water parameters is necessary. A betta prefers a temperature range between 75 and 85 degrees Fahrenheit means silently warmer, if the temperature is lower install the heater. Good water quality and maintenance of the tank lead a healthy life. We suggest that regularly change the water. If you put in a large aquarium change the 20% of water every 15 days.
Some of the common diseases that come across the comb tail bettas:
Fin Rot and Tail Rot: these diseases are caused by bacterial infection, the symptoms are fins look frayed, discolored, and torn. This normally occurs because of poor water conditions. For prevention regularly change the water and maintain water parameters.
White spot (Ich): Betta is covered with white spots near the head and eyesight. It’s a parasitic infection which is treated by the over-the-counter medicine and increases water parameters.
Swim bladder: symptoms of this disease beta cannot swim properly. If you notice that your fish having difficulty swimming it might suffer from swim bladder. It is often caused by overfeeding or low fiber in the diet.
Pop eye: pop eye is a condition where both betta eyes bulge out. It is an underlying condition caused by bacterial infection and poor water conditions.
Bloating: this is caused by the overfeeding. It is typically signaled by a swollen abandon. It is causes when betta is overly feed and have a bacterial infection.
Health risk
Betta fish have poor immune system so there are various health risk associated with betta. The common health issue of combtail betta is commonly known as ichthyophthrius multifiliis. The symptoms of parasitic infection causes white spots on the skin or in fish. To reduce the chances of disease clean the water regularly and use aquarium salt when needed. Choose a large tank so betta can move freely and chance of disease become decreased.
Note: The best way to handle these diseases is prevention. Betta’s water is clean, providing a balanced diet and observing fish behavior can significantly reduce the risk of this diseases.