Blackwater and riparian forest along the Sebangau River in Sebangau National Park
Blackwater and riparian forest along the Sebangau River in Sebangau National ParkMankdhay rahman · Wikimedia Commons · CC BY-SA 4.0 · Cropped · Original
Ecology · Central Kalimantan

The forest beneath the waterline

In Central Kalimantan, understanding peat-swamp forest begins with the water and soil beneath the trees.

Overview

A moving branch or a bird call draws attention into the canopy. In Sebangau, the ground beneath it is just as important: peat is organic soil held in a waterlogged system. Forest and water are connected, so understanding the landscape means looking beyond the trees. The route from an orangutan to peat-swamp habitat and then to Sebangau reveals why protecting an animal also requires protecting the conditions of its forest.

Sources & references · 2Directorate General KSDAE, Ministry of Forestry · Profil TN SebangauSebangau National Park Authority · Menteri LHK Berkunjung ke Taman Nasional Sebangau

Water and peat

Canals dug to move timber can also carry water out of the peat. The Sebangau authority describes how drainage dries the system and increases its susceptibility to fire. Its restoration account pairs canal blocking with revegetation: retaining water and bringing vegetation back address connected parts of the problem. This is why a planted tree and a restored peat-swamp ecosystem are different things, and why an older programme report cannot tell us today’s water level.

Sources & references · 2Directorate General KSDAE, Ministry of Forestry · Profil TN SebangauSebangau National Park Authority · Menteri LHK Berkunjung ke Taman Nasional Sebangau
Sekonyer River in Tanjung Puting National Park, Central Kalimantan.
Sekonyer River in Tanjung Puting National Park, Central Kalimantan.Nanosanchez · Wikimedia Commons · CC BY-SA 4.0 · Cropped · Original
A river winds through peat swamp forest in Kalimantan.
Peat swamp forest in Kalimantan, Indonesia.Ruanda Agung Sugardiman/AusAID · Wikimedia Commons · CC BY 2.0 · Cropped · Original

Wildlife connections

Orangutans use peat-swamp forest, and Sebangau’s park authority documents them in the protected area. Scientific records sharpen that picture by naming the places where observations were made. The NLPSF forest inventory and a river-and-forest fish survey describe their own study settings; the latter does not place every sampled fish inside the legal park boundary. Follow the linked species and habitats to see the evidence at its proper scale, rather than turning the whole province into one interchangeable wildlife location.

Sources & references · 3Directorate General KSDAE, Ministry of Forestry · Profil TN SebangauMires and Peat · Husson et al. (2018), Biodiversity of the Sebangau tropical peat swamp forest, Indonesian BorneoMires and Peat · Rasbora kalochroma: documented occurrence

Reading the landscape

For visitors, Kereng Bangkirai and the Camp Koran route offer a documented way to connect river travel with a forest walk. Ask which paths are open and how water conditions affect the journey. An access listing answers a planning question; an inventory answers where a species has been recorded. Keeping those questions separate leaves room to enjoy the forest without treating an old observation as a promise of an encounter.

Sources & references · 2Indonesia Ministry of Tourism, JADesta · Desa Wisata Kereng BangkiraiIndonesia Ministry of Tourism, JADesta · Explore Taman Nasional Sebangau

Sources & references

Borneo Nature Foundation · Peatland restoration: rewetting the peatAccessed: 2026-10-01

Indonesia Ministry of Tourism, JADesta · Desa Wisata Kereng BangkiraiAccessed: 2026-10-01

Mires and Peat · Husson et al. (2018), Biodiversity of the Sebangau tropical peat swamp forest, Indonesian BorneoAccessed: 2026-10-01

Mires and Peat · Rasbora kalochroma: documented occurrenceAccessed: 2026-10-01

Directorate General KSDAE, Ministry of Forestry · Profil TN SebangauAccessed: 2026-10-01

Sebangau National Park Authority · Menteri LHK Berkunjung ke Taman Nasional SebangauAccessed: 2026-10-01

Indonesia Ministry of Tourism, JADesta · Explore Taman Nasional SebangauAccessed: 2026-10-01

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