Research Article

Divergent Evolution of Male Aggressive Behaviour: Another Reproductive Isolation Barrier in Extremophile Poeciliid Fishes?

Table 1

Overview of populations used in this study. Given are relevant ecological habitat parameters [light absent (−) or present (+); H2S absent (−) or present (+)], origin of test individuals [lab-reared (lr) or wild-caught (wc)], as well as coordinates of the sampling sites.

LightSulphideOriginLatitudeLongitude

Tampico (Tam)+lr22.29632−97.90022
Río Oxolotán (Ox)+lr17.44444−92.76293
El Azufre (EA)++lr17.44225−92.77447
Cueva del Azufre II (CA-II)+lr17.44225−92.77447
Cueva del Azufre V (CA-V)+lr17.44225−92.77447
Cueva del Azufre X (CA-X)+lr17.44225−92.77447
Cueva Luna Azufre (LA)lr17.44225−92.77447
Río Ixtapangajoya (IX)+wc17.49450−92.99763
Poecilia sulphuraria (PS)++wc17.55225−92.99859
Cueva del Azufre II (CA-II)+wc17.44225−92.77447