L. Forró szerk.: Miscellanea Zoologica Hungarica 10. 1995 (Budapest, 1995)

Gubányi, A.: Biometrical investigation of water frogs in the Szigetköz Landscape Protection Area

Table 3. Descriptive statistics for the water frog forms Rana lessonae male female (n = 357) (n = 237) BL TL FTL IMTL BL TL FTL IMTL Mean 52.19 23.46 6.29 3.72 54.45 24.05 6.46 3.80 Std.dev. 4.70 2.19 0.75 0.41 7.17 3.08 0.99 0.52 Min. 41.00 18.40 3.40 2.80 41.00 17.70 4.30 2.80 Max. 71.00 30.40 8.70 5.00 78.00 37.60 9.60 5.50 Rana kl. esculenta male female (n = 212) (n = 520) BL TL FTL IMTL BL TL FTL IMTL Mean 53.51 24.91 6.60 3.35 61.33 29.19 7.84 3.71 Std.dev. 6.18 3.74 1.10 0.41 11.72 5.84 1.70 0.71 Min. 43.00 18.30 3.00 2.50 40.00 17.10 4.20 2.20 Max. 77.00 40.10 11.20 5.00 100.00 46.90 13.40 6.00 Table 4. Results of the multiple regression analysis of linear measurements for the water frog forms Rana lessonae Dependent variables Males Females Indep. v. BL TL DP CIL BL TL DP IL BL 0.52 0,26 0.17 0.42 0.20 0.30 TL 0.69 0.74 0.77 0.70 0.98 0.74 DP 0.08 0.17 0.03 0.09 0.27 -0.08 CIL 0.07 0.26 0.05 0.16 0.24 -0.09 Multip.R. 0.89 0.92 0.79 0.82 0.94 0.96 0.90 0.89 R Square 0.79 0.85 0.62 0.67 0.88 0.92 0.81 0.79 Rana kl. esculenta Dependent variables Males Females Indep. v. BL TL DP CIL BL TL DP CIL BL 0.76 0.39 0.44 0.52 0.07 0.66 TL 0.52 0.66 0.36 0.65 0.96 0.25 DP 0.09 0.19 0.01 0.03 0.41 0.02 CIL 0.19 0.22 0.02 0.24 0.07 0.01 Multip.R. 0.94 0.94 0.85 0.86 0.97 0.98 0.95 0.91 R Square 0.89 0.89 0.72 0.74 0.94 0.96 0.91 0.84