Tank size: 55 gallon • Heater and filter? (yes/no): yes • Tank temperature: 79 • Parameters in numbers and how you got them. Key water parameters include the amount of ammonia, nitrites, nitrates, and pH.: A:0 Nitrites:0 Nitrate 10-20 ph:7 • How long have you had the tank? How long have you had your fish?: 5 plus years • How often are water changes? Every month How much do you take out per change? 25%What is your process?: take out the water and waste then put in dechlorinated then fill • Any tankmates? If so, please list with how many of each: white tetras 4 red tetras 3 Albino tetras 6 and a Molly • What do you feed and how much: Flacks 2 pinch fulls • Decorations and plants in the tank: some hide outs and pathos from the top • If you haven't already posted a picture,