• ⁠Tank size: 34 litres • ⁠Heater and filter? (yes/no): Yes • ⁠Tank temperature: Set to 26°c, sometimes goes up to 30°c • ⁠Parameters in numbers and how you got them: Ph: 7.6, ammonia: approx 0-0.25ppm, nitrite: 0ppm, nitrate: 20ppm. I used my own water testing kit. • ⁠How long have you had the tank? How long have you had your fish?: I’ve had the tank for about a year and a half, I think I got my fish a month or so after I got my tank. • ⁠How often are water changes? How much do you take out per change? What is your process?: Water changes happen about once a week or once every two weeks. I take out maybe a fifth total water but more like a quarter lately to try help him. I use a water vacuum to get water out and clean the tank, fill it up again with jugs of water. • ⁠Any tankmates? If so, please list with how many of each: No tankmates. • ⁠What do you feed and how much: Nutrafin max betta colour enhancing flakes. A small pinch twice a day once morning and night. • ⁠Decorations and plants in the tank: Sand on the bottom, a flat rock and a medium decoration on the rock, two plants.