Siranggas Wildlife Reserve: Difference between revisions
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* The main threat was reported to be the conversion of forests into farmland. | * The main threat was reported to be the conversion of forests into farmland. | ||
* The main conservation activity is the mapping and enforcing boundaries of the protected site. | * The main conservation activity is the mapping and enforcing boundaries of the protected site. | ||
= Site characteristics = | = Site characteristics = | ||
Revision as of 10:49, 25 March 2026
Asia > Indonesia > Siranggas Wildlife Reserve
Français | Português | Español | Bahasa Indonesia | Melayu
Summary
- Sumatran orangutans (Pongo abelii) are present in Siranggas Wildlife Reserve.
- The orangutan population size is unknown.
- The orangutan population trend is unknown.
- The total site area is 56.57 km².
- The main threat was reported to be the conversion of forests into farmland.
- The main conservation activity is the mapping and enforcing boundaries of the protected site.
Site characteristics
Table 1. Basic site information for Siranggas Wildlife Reserve
| Species | Pongo abelii |
| Area | 56.57 km² |
| Coordinates | Lat: 2.598600 , Lon: 98.216400 |
| Type of site | Protected area (Wildlife Reserve) |
| Habitat types | Subtropical/tropical moist lowland forest |
| Type of governance | Governance by government |
Types of sites Governance types Habitat types
Ape status
Table 2. Ape population estimates reported for Siranggas Wildlife Reserve
| Species | Year | Occurrence | Encounter or vistation rate (nests/km; ind/day) | Density estimate [ind./ km²] (95% CI) | Abundance estimate (95% CI) | Survey area | Sampling method | Analytical framework | Source | Comments | A.P.E.S. database ID |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pongo abelii |
Sampling methods Analytical frameworks
Threats
Table 3. Threats to apes reported for Siranggas Wildlife Reserve
| Category | Specific threats | Threat level | Description | Year of threat |
|---|---|---|---|---|
| 2 Agriculture & aquaculture | 2.1 Annual & perennial non-timber crops | Present (unknown severity) | Transforming forested areas into agricultural land under the initiative known as the food estate program (Jong 2021). | 1980-Ongoing (2025) |
Conservation activities
Table 4. Conservation activities reported for Siranggas Wildlife Reserve
| Category | Specific activity | Description | Implementing organization(s) | Year of activity |
|---|---|---|---|---|
| 5 Protection & restoration | 5.5 Demarcate and enforce boundaries of protected areas | The site boundaries and the food estate program area were mapped to ensure that the program does not encroach upon protected forests or other conservation areas (Jong 2021). | Ministry of Environment and Forestry | Ongoing (2021) |
Challenges
Enablers
Research activities
Documented behaviours
Exposure to climate change impacts
External links
References
Sherman, J., Voigt, M., Ancrenaz, M., Wich, S. A., Qomariah, I. N., Lyman, E., Massingham, E., & Meijaard, E. (2022). Orangutan killing and trade in Indonesia: Wildlife crime, enforcement, and deterrence patterns. Biological Conservation, 276, 109744. https://doi.org/10.1016/j.biocon.2022.109744
Jong, H. N. (2021, January 6). Indonesia’s plantation program on collision course with wildlife, Indigenous groups. *Mongabay*. Retrieved June 16, 2025, from https://news.mongabay.com/2021/01/indonesia-food-estate-program-wildlife-indigenous-groups/
Page created by: Aime Mizero Date: 2025-06-16