# Aquarium Fish Tank Volume Calculation

Calculate the volume of water in rectangular, square or cylindrical aquarium for entered values.

Determine the volume of water in rectangular, square or cylindrical aquarium for entered values length, height, and width.

Water volume is needed to ensure you treat your aquarium with the correct dosage of medication and fish stocking levels.

The calculator assumes empty tank without substrate, rock or plants and filled with water.

The dimensions of aquarium can be in inches or centimeters. The rectangular and cylindrical shape aquarium are mostly used.