How Often to Change Betta Fish Water: Essential Care Tips for a Healthy 5-Gallon Tank

Change a betta fish’s water weekly for optimal health. In unfiltered containers, replace 1/3 of the water every 3-4 days. In filtered aquariums, change 10% weekly, or 25% every two weeks. Keep water temperature between 75-80°F. Clean the filter monthly to maintain a healthy environment. In addition to weekly changes, it’s important to monitor water … Read more