Freshwater Fish Tank Compatibility Quiz

The Clown Lo is a colorful cichlid that is best known for its clown-like appearance.

This fish should not be kept in a bowl or a tiny novelty tank.

They need at least a 10 gallon tabletop tank that is decorated with underwater plants.

They make a great introduction to the Cichlidae family as they are much more passive than other cichlid species.

Unlike most other fish, these fish take care of their young.

If your tank has an algae problem then a Clown Lo can help.

They prefer a warm-temperate tank between 60-75°F, with large pebbles and cobbles for substrate.

The most popular fish for small tanks are the Cory Catfish, Discus, and Goldfish.

Cory Catfish are the best for community tanks because they are peaceful and get along well with other fish.

Goldfish are the most popular pet fish and can thrive in a 50 gallon tank.

Goldfish need a lot of space and should not be kept in a bowl.

Different Goldfish breeds come in many different colors and forms.

The Guppy, Harlequin Rasbora, Killifish, and Oscar are all beginner friendly nano fish.

Guppies, Killifish, and Rasboras prefer low light and need at least a 20 gallon tank filled with shady plants to hide in.

Otocinclus are small catfish that are also great for first time fish keepers.

Otos prefer a 10 gallon aquarium and only grow to 2 inches in length.

The key features of a good community fish are that they are small, peaceful, and can clean up algae.

The Pearl Gourami, Pictus Catfish, and Rainbow Shark are all good choices for a community fish.

Tiger Barbs are a very active and hyperactive species of barb that should be kept in a tank with at least 7 of them.

Sparkling Gouramis are one of the most colorful fish that you can keep in a freshwater aquarium and they are very hardy.

Cories, tetras, and rasboras make the best tank mates for these little sparklers.