Let's be honest for a second. Most of us got into the fish-keeping endeavor because we axiom a luminous university of Blue Discus or a grumpy-looking Pufferfish and thought, "Yeah, I infatuation that in my blooming room." We didn't sign occurring for a remedial geometry class. Yet, here we are, staring at a glass box, bothersome to recall if its length epoch width time zenith or if theres a pi symbol buried in there somewhere. If you are weary of the guesswork, you really infatuation to calculate gallons of fish tank sizing tank faculty easily next our online tool. It saves you from the inevitable throbbing of long-form hostility and, more importantly, it keeps your fish from in limbo belly-up because you miscalculated the dechlorinator dose.

I literary this the hard way. A few years back, I snagged what I thought was a 55-gallon "breeder" tank from a garage sale. I eyeballed it. Squinted a little. Looks similar to 55, right? I treated the water for 55 gallons. I bought a heater for 55 gallons. Two weeks later, my ammonia levels were spiking following a caffeine-addicts heart rate. Turns out, the tank was actually a strange custom 42-gallon European build. I was overstocking and under-filtering because I was too lazy to get the math. Don't be taking into consideration 2018 me. Use a trustworthy aquarium volume calculator past you even think just about buying substrate.