Danau Sentarum National Park
Danau Sentarum National Park has a rich fish fauna with around 240 recorded species, including the Asian arowana and clown loach botia. There have been 237 bird species recorded including the Storm's stork and great argus. Of the 143 mammal species 23 are endemic to Borneo including the proboscis monkey. There is a relatively large population of the endangered orangutans present in the park. The 26 reptile species include the false gharial and estuarine crocodile.