
Tab. 1. Morphometrics of collected specimens of Poecilia reticulata from lower Paraguay River basin, Formosa, Argentina. Values 1-8 are percentages of the standard length and values 9-11 are percentages of head length.Males (n=7)Females (n=6)Standard Length (mm)14.3-16.917.2-22.11. Head length26.9-29.725.4-29.92. Predorsal distance54.4-59.754.8-64.53. Dorsal-fin base length8.99-10.88.1-104. Anal-fin base length6.42-8.637.2-8.85. Body depth21.8-24.322.6-24.36. Pre-pelvic distance40.7-44.643.6-50.17. Pre-anal distance46.9-52.159.3-63.38. Caudal peduncle depth17.6-19.515.1-17.29. Snout length16.1-25.923.7-29.510. Orbital diameter31.7-37.230.8-34.911. Postorbital length40.7-46.840-51.9
