genus Serrasalmus

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Noun1.genus Serrasalmus - piranhasgenus Serrasalmus - piranhas        
fish genus - any of various genus of fish
Characidae, family Characidae - tropical freshwater fishes of Africa and South America and Central America
caribe, pirana, piranha - small voraciously carnivorous freshwater fishes of South America that attack and destroy living animals
References in periodicals archive ?
However, Lowe-McConnell (1999) mentioned that fish of the genus Serrasalmus present differences in the growth rate between the sexes.
The same authors reported that piranhas of the genus Serrasalmus, under the influence of temperature, perform cannibalism, influencing the calculations of the natural mortality rate.
cariba and the species of the genus Serrasalmus so far studied, in terms of the number and type of chromosomes, multiplicity of NORbearing chromosomes and the distribution of constitutive heterochromatin located in centromeric and telomeric position, reinforces the hypothesis of the close phylogenetic relationship between the genera Pygocentrus and Serrasalmus.