Its population was estimated at 4,000 in 1996 and is listed as vulnerable by the Environment Protection and Biodiversity Conservation Act 1999 and IUCN Red List.
A súa poboación estimábase en 4 000 individuos en 1996, e por iso figura como vulnerábel na lista da Environment Protection and Biodiversity Conservation Act 1999, e na Lista vermella da UICN.