This species is known from five localities in the south of Misiones Province, Argentina, at around 165m asl. The limits of its distribution remain unknown.
Habitat and Ecology
This diurnal species is found in wet grasslands with rush communities, and in scattered forests. Breeding occurs from March to May, and August to September, in small, shallow, temporary streams running over basaltic beds. Egg masses are attached to submerged rocks or vegetation in the streams.
No information is available on its population status.
No information is available on threats that it faces.
It is known from Parque Provincial Fachinal and the Reserva Privada Puerto San Juan.
Simon Stuart 2006. Melanophryniscus krauczuki. In: IUCN 2014