: the species is currently present in 6 of them (endemic, native, introduced);
: possible in 0 of them (stray, questionable);
: absent from 0 of them (extirpated, not established, misidentification, error).
: all reports listed together.
Distribution: Asia: endemic to the Mekong basin where it has become rare due to overexploitation. International trade banned (CITES I, since 1.7.1975; CMS Appendix I).
The map in this page was supported by BioFresh that has received funding from the
European Union's Seventh Programme for research, technological development and demonstration under grant agreement No 226874