''Hoplias lacerdae'' is a predatory freshwater characin fish from South America. The are commonly known are trairão in

Brazilian Portuguese Brazilian Portuguese (' ), also Portuguese of Brazil (', ) or South American Portuguese (') is the set of varieties of the Portuguese language native to Brazil and the most influential form of Portuguese worldwide. It is spoken by almost all of ...

. The fish is named in honor of physician-anthropologist Jean Baptiste de Lacerda (1845-1915), the director of the National Museum of Rio Janeiro, because of his interest in the scientific explorations of the region.

Distribution

South America: Rio Ribeira de Iguape basin in

São Paulo São Paulo (, ; Portuguese for ' Saint Paul') is the most populous city in Brazil, and is the capital of the state of São Paulo, the most populous and wealthiest Brazilian state, located in the country's Southeast Region. Listed by the Ga ...

and Paraná states of Brazil.Hoplias lacerdae : fisheries, aquaculture
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Biology

''Hoplias lacerdae'' is an ambush predator of other fish.

Description

They can grow up to 75 cm in length and the maximum published weight is 4.3 kg.

Taxonomy

Molecular studies show that this species is not closely related to ''

Hoplias malabaricus ''Hoplias malabaricus'', also known as the wolf fish, tiger fish, guabine or trahira, is a predatory Central and South American freshwater ray-finned fish of the characiform family Erythrinidae. Description The maximum known length for this spe ...

''.

References

*Osvaldo T Oyakawa, George M T Mattox (2009), Revision of the Neotropical trahiras of the Hoplias lacerdae species-group (Ostariophysi: Characiformes: Erythrinidae) with descriptions of two new species Neotropical Ichthyology,Vol 7, pp 117–140 Fish of South America Erythrinidae Taxa named by Alípio de Miranda-Ribeiro Fish described in 1908 {{Characiformes-stub