Pygocentrus nattereri Kner, 1858, popularly known as "red piranha", is a serrasalmid belonging to the most diverse group of fish, the Characiformes, with valid species of importance for regional ...
Individuals of its own genus were the main food item of two species of tucunares (Cichla cf. ocellaris and Cichla monoculus) introduced into the Volta Grande Reservoir. The abundance of adult ...
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