Cory Catfish: Are They Schooling Fish? Behavior, Species, and Aquarium Needs
Corydoras, or corys, are not true schooling fish. They show shoaling behavior, meaning they prefer to be in groups for safety. These gregarious fish thrive in numbers but usually do not mix different species. For their comfort and well-being, a minimum 10-gallon tank is recommended to support their group dynamics. Cory Catfish belong to the … Read more