May 25, 2015 AmazCitSci

Length Category:  Small (<40 cm)

Trophic Level:  Detritivores

Migratory Pattern:  Medium distance (100-1,000 km)

Spawning Period:  Rising

Export Market:  Regional (in Amazon)

Market Status:  Third class

Catch Distribution:

Branquinha potential yield was estimated to be approximately 6,200 tons. The Peruvian Amazon region (77%) accounts for most of the catch, followed by the Central Amazon (13%) and Tocantins (5%) regions.

Natural History Notes:

Branquinha species include several genera and species. The most exploited species are Curimata vittata, Potamorhina latior, Potamorhina altamazonica and Potamorhina pristigaster. All are detritivores and migratory. Many fishermen believe that they represent the largest biomass of any commercial fish group in Amazon waters.


Branquinha Cyphocharax abramoides
Branquinha-cabeça-lisa Potamorhina altamazonica
Branquinha-chorona Potamorhina latior
Branquinha-comum Potamorhina latior
Branquinha Curimata inornata
Branquinha-cascuda Psectrogaster amazonica
Cascudinha Psectrogaster amazonica
Chico-duro Psectrogaster amazonica
Branquinha Steindachneria bimaculata
Branquinha-cascuda Psectrogaster rutiloides
Chillón Potamorhina latior
Llorón Potamorhina latior
Sardina Potamorhina latior
Sardinón Potamorhina altamazonica
Boquiche Psectrogaster amazonica
Boquiche Psectrogaster rutiloides
Boquiche Steindachneria bimaculata
Ractacara Curimata inornata
Chio-chio Psectrogaster amazonica
Yahurachi Psectrogaster amazonica
Chio-chio Psectrogaster rutiloides
Yahurachi Psectrogaster rutiloides
Yahuarachi Potamorhina altamazonica
Yahurachi Potamorhina altamazonica
Yahuarachi Potamorhina latior
Yahurachi Potamorhina latior
Llambina Potamorhina altamazonica
Ractacara Psectrogaster amazonica