Aquarium Stocking Calculator
Our Aquarium Stocking Calculator can be used as a guide to help you work out how many fish you can keep in a tropical freshwater, tropical marine, or coldwater aquarium.
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Recent Posts
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How many marine fish in a 60-litre tank?
Due to advances in the marine hobby, it is now possible to keep fish and even corals in small tanks like the Fluval Sea Evo and other tanks of similar volume. -
How many fish can I keep in my tank?
This is one of the most frequently asked questions, and one that we’ll attempt to answer here. But it is subject to many variables which need to be addressed first. -
How many fish can I add to my 30L Tank? BiOrb Guide
BiOrbs are very popular aquariums and come in a number of sizes including 15, 30, 60 and even 105 litre volumes, but how many fish can you keep in each one?