Taxonomy
- Kingdom: Animalia
- Phylum: Chordata
- Class: Actinopterygii
- Order: Characiformes
- Family: Anostomidae
- Genus: Leporinus
- Species: Leporinus paranensis
The species was described by Cândido Firmino de Miranda‑Ribeiro in 1912.
Description
Leporinus paranensis is a medium‑sized freshwater fish typical of the genus Leporinus. Members of the genus possess a laterally compressed body, a relatively elongated snout, and a series of vertical or oblique bands on the flank. Specific morphological characters that differentiate L. paranensis from congeners include variations in the number of dorsal and anal fin rays, scale counts along the lateral line, and distinctive coloration patterns; however, detailed diagnostic features for this species are not extensively documented in widely accessible literature.
Distribution and habitat
The species is known from the Paraná River basin in southern Brazil, Paraguay, and northern Argentina. It inhabits medium‑ to large‑size rivers and tributaries with moderate to fast currents, typically favoring sandy or rocky substrates.
Ecology
As with other anostomid fishes, L. paranensis is primarily herbivorous‑omnivorous, feeding on periphyton, detritus, and occasional small invertebrates. It is a schooling fish, often found in mixed assemblages with other Leporinus species. Reproductive biology, growth rates, and lifespan have not been comprehensively studied for this particular species.
Conservation status
There is no specific assessment of Leporinus paranensis on the IUCN Red List. Habitat alteration due to dam construction, pollution, and riverine modification within the Paraná basin may affect local populations, but the overall conservation status remains uncertain.
References
- FishBase. Leporinus paranensis species summary. (Accessed 2024).
- Miranda‑Ribeiro, C. F. de (1912). Original species description.
- Catalog of Fishes, California Academy of Sciences.
Note: While the taxonomic placement and general characteristics of Leporinus paranensis are supported by ichthyological databases, detailed species‑specific information (e.g., precise morphological counts, life‑history traits) is limited in the public scientific record.