Chaltenobatrachus grandisonae
Puerto Eden Frog
family: Batrachylidae
Conservation Status (definitions)
IUCN (Red List) Status Data Deficient (DD)
Other International Status None
National Status None
Regional Status None



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From the IUCN Red List Species Account:


Range Description

This species is known only from the type locality, Puerto Eden, Wellington Island, Chile (49° 10'S; 74° 28'W). Its altitudinal range is up to 50m asl.

Habitat and Ecology

Its habitat is Magellanic tundra, with a mosaic of small patches of Nothofagus forest and bogs. Reproduction probably occurs in the bogs.


This species is known only from a single specimen collected more than 25 years ago.

Population Trend


Major Threats

This species is probably not threatened because the habitat on Wellington Island is not under any significant threats.

Conservation Actions

In Chile this species is listed as "Rare" (Reglamento de la Ley de Caza, Chile, 1998).

Red List Status

Data Deficient (DD)


Listed as Data Deficient in view of continuing uncertainties as to its taxonomic status, extent of occurrence and ecological requirements.

Taxonomic Notes

The generic assignment of this species needed to be revised as suggested by Lynch (1978) and Basso and Ubeda (1998). Subsequently this species was moved from Atelognathus to a new genus Chaltenobatrachus as it is a sister taxon based on molecular evidence (Basso et al. 2011).


Alberto Veloso, Herman Núñez 2010. Chaltenobatrachus grandisonae. The IUCN Red List of Threatened Species 2010: e.T2295A9402009. .Downloaded on 20 February 2019


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