Aquarium Substrate Calculator

Calculate the amount of substrate needed for your aquarium or fish tank. Get accurate measurements for substrate, sand, gravel, and other substrate types. Calculate substrate depth, weight, and cost for your aquarium setup.

Aquarium Dimensions

Tank Dimensions

Tank Length (inches)

Tank Width (inches)

Tank Height (inches)

Substrate Configuration

Substrate Type

Substrate Depth (inches)

Coverage Percentage (%)

Substrate Layout

Layout Type

Calculation Results

Enter tank dimensions and click calculate to see results

Substrate Tips

• Rinse substrate thoroughly before adding to tank
• Consider beneficial bacteria supplements
• Different fish prefer different substrate types
• Plant roots need adequate substrate depth

Substrate Types & Characteristics

Sand

Fine-grained, natural look

• Weight: 1.4 lbs per liter
• Best for: Bottom dwellers
• Maintenance: Low

Gravel

Aqua Soil

Nutrient-rich for plants

• Weight: 0.8 lbs per liter
• Best for: Planted tanks
• Maintenance: High