Tanjung Puting is a famous place for Orang Utan rehabilitation center, and represent important swamp area and heath forest in south coast of Central Kalimantan, between Kumai Gulf and Seruyan River. There are peat swamp forest, tidal mangrove, and nypah forest. The river that supply the water inside area is black water river. The habitat in this area are relativelly good compared with Muara Kendawangan.This site is also popular touris destination. The important area is Burung Lake, at eastern part of this area and easy to reach.
Field visit to Danau Burung was found breeding site of 1-2000 birds from at least 6 species: Oriental Darter Anhingia melanogaster, Black-Crowned Night-heron Nycticorax nycticorax (this is the only breeding site known in Kalimantan), Little Egret Egretta garzetta, Great Egret Egretta alba and Purple Heron Ardea purpurea and probably other species (1 species, unidentified Cormorant). Other breeding species is Lesser Adjutant Leptoptilus javanicus (4 nests on trees outside the National Park, record by Galdikas & King 1989). White-shouldered Ibis Pseudibis davisoni also recorded in this site (Symthies 19981) at Pangkalanbun in 1942, but there is no recent record.A checklist by Bohap & Galdikas (1987) also mentioned sub-alpine species i.e. Wattled Pheasant Lobhiophasis bulweri but without description (already deleted from checklist). Another sub-alpine species, Rufous-chested Flycatcher Ficedula dumetoria, captured by Nash & Nash (1988) using misnet and this species is breeding in this site.
Non-bird biodiversity: Hylobates agilis, Presbytis rubicunda, Nasalis larvatus, Pongo pygmeus, Neofelis nebulosa, Bos javanicus, Helarctos malayanus, Crocodylus porosus, Tomistoma schlegelii, Chelonia mydas, Eretmochelys imbricata, Scelorpages formosus (Scott 1989, MacKinnon et.al.1996, Colijn 2000).
BirdLife International (2020) Important Bird Areas factsheet: Tanjung Puting. Downloaded from http://www.birdlife.org on 20/02/2020.