The species M. bornmuelleri is as of 2006[update] classified as Endangered (EN) according to the IUCN Red List of Threatened Species with the following criteria: B1ab(iii) (v3.1, 2001).[6] This indicates that it is facing a high risk of extinction in the wild because the extent of its occurrence within its geographic range is estimated to be less than 5,000 km² (1,931 sq mi), because its populations are severely fragmented or known to exist at no more than 5 locations, and because a continued decline is observed, inferred or projected in the area, extent and/or quality of its habitat.[13]