''Thoracocharax'' is a genus of

freshwater hatchetfish The freshwater hatchetfish are a family, Gasteropelecidae, of ray-finned fish from South and Central America. The common hatchetfish is the most popular member among fish keeping hobbyists. The family includes three genera: '' Carnegiella'' (f ...

es found in the

Amazon Amazon most often refers to: * Amazon River, in South America * Amazon rainforest, a rainforest covering most of the Amazon basin * Amazon (company), an American multinational technology company * Amazons, a tribe of female warriors in Greek myth ...

Orinoco The Orinoco () is one of the longest rivers in South America at . Its drainage basin, sometimes known as the Orinoquia, covers approximately 1 million km2, with 65% of it in Venezuela and 35% in Colombia. It is the List of rivers by discharge, f ...

and

Paraná Paraná, Paranã or Parana may refer to: Geology * Paraná Basin, a sedimentary basin in South America Places In Argentina *Paraná, Entre Ríos, a city * Paraná Department, a part of Entre Ríos Province In Brazil *Paraná (state), a state ...

basins in

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...

. These fish live just under the surface of the water.

Species

FishBase FishBase is a global species database of fish species (specifically finfish). It is the largest and most extensively accessed online database on adult finfish on the web.

recognizes two species in the genus ''Thoracocharax'': *''

Thoracocharax securis ''Thoracocharax securis'', the giant hatchetfish, is a hatchetfish found in the Amazon River Basin. Adults will grow up to 6.8 cm in the wild and 9 cm in the aquarium. It is a rarely seen species in the aquarium hobby. It is known to gl ...

'' ( De Filippi, 1853) (Giant hatchetfish) *'' Thoracocharax stellatus'' ( Kner, 1858) (Spotfin hatchetfish)

References

Gasteropelecidae Fish of South America Taxa named by Henry Weed Fowler Thoracocharax {{Characiformes-stub