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Use of bioacoustics in species identification: Piranhas from genus Pygocentrus (Teleostei: Serrasalmidae) as a case study

Fig 6

Comparison of acoustic features of red and yellow-bellied Pygocentrus nattereri.

Boxes represent the median ± interquartile range (IQR) and lines represent Q1–1.5 IQR and Q3 + 1.5 IQR. ** = P < .01; *** P < .001; Wilcoxon-Mann-Whitney.

Fig 6

doi: https://doi.org/10.1371/journal.pone.0241316.g006