Contribution to the knowledge of non-native fishes in reservoirs in the Magdalena River basin: the study case Piedras blancas reservoir

Figures & data

Figure 1. Map of the Piedras Blancas reservoir in the Magdalena River basin and sampling sites. E1, reservoir; E2, reservoir near dam; Q1, Chorrillos Creek; Q2, Piedras Blancas Creek.

Figure 2. Rarefaction curves based on the sample size (solid lines) and extrapolation (dashed lines) of fish species diversity based on Hill numbers (q = 0, 1, 2).

Figure 3. Principal Component Analysis of physicochemical variables and sampling sites. Temp, temperature (° C); SpCon, specific conductivity (µS/cm); DO, dissolved oxygen (mg/L); DO, Percent Oxygen Saturation (%); Trans, transparency (m) and pH.