The ecological station, which covers 86,793 hectares (214,470 acres), was created on 31 May 1982.

[5] The ecological station is a "strict nature reserve" under IUCN protected area category Ia.

[2] The vegetation is characteristic of transition forest, with trees 15 to 20 metres (49 to 66 ft) tall with thin trunks.

There are several layers, with the higher trees losing their leaves in the dry season.

[4] Protected species include white-bellied spider monkey (Ateles belzebuth).