How Big Do Cory Catfish Get?

How many cory catfish should be kept together?

As a relatively small fish, they crave safety in numbers, so a group of six corydoras or more (all of the same species) is highly suggested. These peaceful bottom dwellers can be kept with pretty much any community fish that won’t eat or attack them.

What size tank do cory catfish need?

Your catfish’s new home. Cory catfish, which grow to be about 4 inches long, can live in 5 to 10-gallon tanks. Larger catfish require at least a 30-gallon tank.

Do cory catfish clean the tank?

As a small bottom feeder, the cory catfish is an extremely efficient cleaner. It will scavenge the leftovers that have sunk to the bottom, cleaning up after messier fish that feed at the surface and midlevel of the tank. … This makes it easier for the catfish to dig for stray bits of food at the bottom.

Do cory catfish stay small?

Appearance. They look like most Corydoras Catfish, apart from their size. As the name suggests, Pygmy Cory is very small. Females tend to be roughly an inch long, but males are even smaller, reaching just 0.75 inches.