DISCUS DIRECT™ AQUARIUM PLANNING

Freshwater Aquarium Stocking Calculator

Get species-specific adult stocking guidance using aquarium volume, footprint, height, filtration and maintenance—not gallons alone.

Build Your Stocking Plan

Enter as much information as you know. Tank dimensions produce a more reliable result than gallon volume alone.

Aquarium volume (gallons) Length (inches) Width / front-to-back (inches) Height (inches)

If all three dimensions are entered, the calculator also estimates gross volume and evaluates footprint/height.

Fish category Number you want to keep Fish stage Tank use

Rated filter flow (GPH) Water changes per week Percent changed each time

Enter your aquarium and fish plan to begin.