Aquarium Tools

Plan your setup with practical calculators for volume, stocking, substrate, equipment, chemistry, and costs.

Plan your setup

Calculate water volume for your tank shape

Estimate stocking load and check group sizes

Work out how much gravel or sand to buy

Size your filter, heater and pump

Plan light output and compare measured pH

Estimate electricity and setup costs

Convert hardness, estimate oxygen and read tap reports

Estimate dissolved solids for shrimp keeping

Compare tap pH and hardness with species preferences

Match strip colours to a reference card, then review the readings

Learn a single-gene inheritance model; aquarium traits may be more complex

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