Swarno Lumbangaol’s Mission to Protect Lake Toba’s Endemic Mahseer Fish

Swarno Lumbangaol, a tourism master’s graduate, returned to his hometown of Bakkara Village after 20 years of teaching in Aceh, North Sumatra, to continue his family’s fish farming tradition. He now focuses on cultivating a rare species of mahseer fish, called Ihan (Neolissochilus thienemann), which is endemic to Lake Toba and has a declining population. […]