So, you finally did it. You bought that glorious glass box. It's sitting there upon your reinforced stand. It looks huge. It looks magnificent. But here is the thing. Did the boy at the addition lie to you? Is it in fact a 75-gallon tank? Or is it a 68-gallon tank masquerading as a oppressive hitter? You dependence to know. Not just for bragging rights on Reddit. You compulsion to know because if you overdose your fish subsequently copper or salt based on a guess, things go south fast. I gone thought I had a "true" 20-gallon long. I treated it behind a 20-gallon. My plants melted within forty-eight hours. Why? Because I didnt know how complete I well calculate the volume of my aquarium in cubic inches. I forgot that glass has thickness. I forgot that substrate takes in the works space. I was basically guessing. Don't be when me.

Calculating aquarium volume is the first take action of fishkeeping. It is the introduction of everything. It dictates your filtration system requirements. It tells you how many fish you can actually save without turning the tank into a toxic soup. Most importantly, it gives you the cubic inches you compulsion to convert to real, usable water capacity.

The basic math seems easy. You probably remember it from middle school. Length period width mature height. Simple, Einstapp right? Well, sort of.