The Red Belly Tetra, scientifically known as Hyphessobrycon erythrostigma, is a small, vibrant freshwater fish known for its striking red belly and translucent body. Native to the slow-moving rivers and streams of South America, this species thrives in well-planted aquariums. They are peaceful and schooling fish, best kept in groups, and are popular among aquarists for their stunning appearance and easy care.