Setting up a tank for a betta fish is a relatively simple process, but there are a few key things to keep in mind to ensure that your fish is healthy and happy.
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Tank size: Bettas are small fish, and they do not require a large tank. A tank that is at least 2.5 gallons is suitable for one betta fish.
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Heating: Bettas are tropical fish and require a water temperature of 76-82 degrees Fahrenheit. A heater is necessary to maintain the water temperature in the tank.
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Lighting: Bettas do not require intense lighting, so a simple LED light or fluorescent light will be sufficient.
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Filtration: Bettas do not require a strong filter, but a small, low-flow filter will help keep the water clean and healthy.
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Substrate: Bettas do not require a specific type of substrate, but a fine gravel or sand will be suitable.
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Decorations: Bettas are known to be curious and active fish, they enjoy a variety of hiding spots, as well as some plants to provide cover and oxygenation.
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Water quality: Bettas are sensitive to poor water quality, so it is important to do regular water changes and test the water to ensure that the pH and ammonia levels are within a safe range.
It's worth noting that Bettas are aggressive fish and are known to fight with others of the same species. Therefore, it is recommended to keep one betta per tank, or in a community tank with peaceful fish