👉 Gymnocichlidae is a group of fish that includes several species of small, aquatic animals commonly known for their large gills and the ability to live in freshwater environments. This group contains various types of fish, including gymnospermids, which are aquatic plants. Some notable members include the common carp (Cyprinus carpio), which is a type of carp and has adapted to life in freshwater environments due to its size and specialized gills.