black widow long fin tetra

Max Size: 5 cmOrigin: South American BasinpH: 6.0-8.0Temperature: 25-27°Cvery popular tetras, hardy, peaceful and attractively patterned in black. An active fish that schools in open water, they are an ideal fish for community tank Tetras are best kept in large schools (minimum 6 in the group) and different species can generally be kept together with few problems. Tetras will also mix readily with a range of species and are generally an ideal community fish – however as many species are relatively small, it is not a good idea to mix them with species that grow large such as Oscars. Some species can be prone to eating aquatic plantsLeft: Neon Tetras, the most popular Tetra for aquariums