Gastrotheca ernestoi can be found in the Serra dos Órgãos, but extends to the Serra do Mar and Serra da Mantiqueira, in the southern part of the state of Rio de Janeiro, Brazil (Caramaschi and Rodrigues, 2007).
Habitat and Ecology
Gastrotheca ernestoi is an inhabitant of the Atlantic rain forest. It occurs in sympatry with Gastrotheca albolineata and Gastrotheca fulvorufa at Serra dos Órgãos (Caramaschi and Rodrigues, 2007).
No population status is available for this species.
No major threats are currently known for this species.
The species occurs within Itatiaia National Park.
Gastrotheca ernestoi was revalidated by Caramaschi and Rodrigues (2007) based on morphological features.
Ariadne Angulo 2008. Gastrotheca ernestoi. In: IUCN 2014