 Snake species include the King cobra ("Ophiophagus hannah"), which is locally known as Banakon, Samar cobra ("Naja samarensis"), locally known as Ugahipon, and the Philippine whipsnake, locally known as Hanlulukay ("Dryophiops philippina").A new species of shipworm ("Lithoredo abatanicus") was identified in the river in June 2019, locally known as Antingaw.Other significant rivers in Bohol