Telmatobius jelskii, also known as the Acancocha water frog, is a near-threatened species of frog in the family Telmatobiidae, endemic to the Andes of central Peru. This semiaquatic frog is found in and near streams and ditches at altitudes of . It breeds in streams. References Jelskii Endemic fauna of Peru Amphibians of Peru Amphibians of the Andes Taxonomy articles created by Polbot Amphibians described in 1873 Taxa named by Wilhelm Peters