ID,sex,melanistic.proportion,mass,svl LEM013,M,0.160997895,42.3,12 LEF002,F,0.412268187,47.3,11.5 EMM001,M,0.041579335,47.31,11.6 LEF007,F,0.033019119,45.5,11.2 GW2,F,0.054463134,41.6,11.3 EMM002,M,0.067841919,51,13.4 GW1,F,0.035292446,49.1,12 LEF005,F,0.001564499,53.4,12.6 LEF003,F,0.221086664,44.3,12.5 LEF006,F,0.014145602,45.2,11.6 LEM016,M,0.034597454,44.5,11.5 LEM017,M,0.001352863,46.1,12