Rimba Raya Biodiversity Reserve: Difference between revisions
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= Site characteristics = | = Site characteristics = | ||
Rimba Raya lies within Indonesia’s Seruyan District in Central Kalimantan, flanked by Tanjung Puting National Park to the west and the Seruyan River to the east. The district spans roughly 16.5 million hectares and is divided into six subdistricts, with peatlands accounting for about 9.2% of its area. The region’s key agricultural products are oil palm and rubber (Indriatmoko et al. 2014). | Rimba Raya lies within Indonesia’s Seruyan District in Central Kalimantan, flanked by Tanjung Puting National Park to the west and the Seruyan River to the east. The district spans roughly 16.5 million hectares and is divided into six subdistricts, with peatlands accounting for about 9.2% of its area. The region’s key agricultural products are oil palm and rubber ([[#R01546|Indriatmoko et al. 2014]]). | ||
'''Table 1. Basic site information for Rimba Raya Biodiversity Reserve''' | '''Table 1. Basic site information for Rimba Raya Biodiversity Reserve''' | ||
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|2.1.3 Industrial farming (including palm oil) | |2.1.3 Industrial farming (including palm oil) | ||
|Present (unknown severity) | |Present (unknown severity) | ||
|Agricultural encroachment by palm oil plantations (Sustainable Travel International 2024). | |Agricultural encroachment by palm oil plantations ([[#R02096|Sustainable Travel International 2024]]). | ||
|Ongoing (2024) | |Ongoing (2024) | ||
|- | |- | ||
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|5.3 Logging & wood harvesting | |5.3 Logging & wood harvesting | ||
|Present (unknown severity) | |Present (unknown severity) | ||
|Illegal logging activities reported present (Sustainable Travel International 2024). | |Illegal logging activities reported present ([[#R02096|Sustainable Travel International 2024]]). | ||
|Ongoing (2024) | |Ongoing (2024) | ||
|- | |- | ||
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|7.1 Fire & fire suppression | |7.1 Fire & fire suppression | ||
|Present (unknown severity) | |Present (unknown severity) | ||
|Peat fires were also documented (Sustainable Travel International 2024). | |Peat fires were also documented ([[#R02096|Sustainable Travel International 2024]]). | ||
|Ongoing (2024) | |Ongoing (2024) | ||
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|5 Protection & restoration | |5 Protection & restoration | ||
|5.6 Habitat restoration | |5.6 Habitat restoration | ||
|Habitat management activities were reported to be present (Sherman et al. 2022). | |Habitat management activities were reported to be present ([[#R01545|Sherman et al. 2022]]). | ||
| | | | ||
|2013-Ongoing (2022) | |2013-Ongoing (2022) | ||
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|4 Education & awareness | |4 Education & awareness | ||
|Other | |Other | ||
|Community outreach and capacity building (Sherman et al. 2022). | |Community outreach and capacity building ([[#R01545|Sherman et al. 2022]]). | ||
| | | | ||
|2013-Ongoing (2022) | |2013-Ongoing (2022) | ||
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= References = | = References = | ||
Sherman, J., Voigt, M., Ancrenaz, M., Wich, S. A., Qomariah, I. N., Lyman, E., | <span id="R01545"></span>Sherman, J., Voigt, M., Ancrenaz, M., Wich, S. A., Qomariah, I. N., Lyman, 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 doi:10.1016/j.biocon.2022.109744] | ||
<span id="R01546"></span>Indriatmoko, Y., Atmadja, S., Ekaputri, A. D., & Komalasari, M. (2014). Rimba Raya Biodiversity Reserve Project, Central Kalimantan, Indonesia. In REDD+ on the ground: A case book of subnational initiatives across the globe (pp. 348–361). Center for International Forestry Research (CIFOR). Retrieved June 26, 2025, from https://www2.cifor.org/redd-case-book/case-reports/indonesia/rimba-raya-biodiversity-reserve-project-central-kalimantan-indonesia | |||
<span id="R02096"></span>Sustainable Travel International. (2024). Katingan Mentaya Project. Retrieved June 27, 2025, from https://sustainabletravel.org/project/katingan-mentaya-project/ | |||
'''Page created by: '''Aime Mizero''' Date:''' 2025-05-28 | '''Page created by: '''Aime Mizero''' Date:''' 2025-05-28 | ||
Latest revision as of 16:30, 12 October 2026
Asia > Indonesia > Rimba Raya Biodiversity Reserve
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Summary
- Southwest Bornean orangutans (Pongo pygmaeus wurmbii) are present in Rimba Raya Biodiversity Reserve.
- The orangutan population size is unknown.
- The orangutan population trend is unknown.
- The total site area is 640 km².
- The primary reported threats include peat fires, illegal logging, and encroachment by palm oil plantations.
- The main conservation activities have focused on raising awareness in the community and restoring habitats.
- The site is a REDD+ conservation area since 2013.
Site characteristics
Rimba Raya lies within Indonesia’s Seruyan District in Central Kalimantan, flanked by Tanjung Puting National Park to the west and the Seruyan River to the east. The district spans roughly 16.5 million hectares and is divided into six subdistricts, with peatlands accounting for about 9.2% of its area. The region’s key agricultural products are oil palm and rubber (Indriatmoko et al. 2014).
Table 1. Basic site information for Rimba Raya Biodiversity Reserve
| Species | Pongo pygmaeus wurmbii |
| Area | 640 km² |
| Coordinates | Lat: -3.0503 , Lon: 112.2542 |
| Type of site | Protected area (Biodiversity Reserve) |
| Habitat types | Subtropical/tropical swamp forest |
| Type of governance | Private governance |
Types of sites Governance types Habitat types
Ape status
Table 2. Ape population estimates reported for Rimba Raya Biodiversity 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 pygmaeus wurmbii |
Sampling methods Analytical frameworks
Threats
Table 3. Threats to apes reported for Rimba Raya Biodiversity Reserve
| Category | Specific threats | Threat level | Description | Year of threat |
|---|---|---|---|---|
| 2 Agriculture & aquaculture | 2.1.3 Industrial farming (including palm oil) | Present (unknown severity) | Agricultural encroachment by palm oil plantations (Sustainable Travel International 2024). | Ongoing (2024) |
| 5 Biological resource use | 5.3 Logging & wood harvesting | Present (unknown severity) | Illegal logging activities reported present (Sustainable Travel International 2024). | Ongoing (2024) |
| 7 Natural system modifications | 7.1 Fire & fire suppression | Present (unknown severity) | Peat fires were also documented (Sustainable Travel International 2024). | Ongoing (2024) |
Conservation activities
Table 4. Conservation activities reported for Rimba Raya Biodiversity Reserve
| Category | Specific activity | Description | Implementing organization(s) | Year of activity |
|---|---|---|---|---|
| 5 Protection & restoration | 5.6 Habitat restoration | Habitat management activities were reported to be present (Sherman et al. 2022). | 2013-Ongoing (2022) | |
| 4 Education & awareness | Other | Community outreach and capacity building (Sherman et al. 2022). | 2013-Ongoing (2022) |
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., …, & Meijaard, E. (2022). Orangutan killing and trade in Indonesia: Wildlife crime, enforcement, and deterrence patterns. Biological Conservation, 276, 109744. doi:10.1016/j.biocon.2022.109744
Indriatmoko, Y., Atmadja, S., Ekaputri, A. D., & Komalasari, M. (2014). Rimba Raya Biodiversity Reserve Project, Central Kalimantan, Indonesia. In REDD+ on the ground: A case book of subnational initiatives across the globe (pp. 348–361). Center for International Forestry Research (CIFOR). Retrieved June 26, 2025, from https://www2.cifor.org/redd-case-book/case-reports/indonesia/rimba-raya-biodiversity-reserve-project-central-kalimantan-indonesia
Sustainable Travel International. (2024). Katingan Mentaya Project. Retrieved June 27, 2025, from https://sustainabletravel.org/project/katingan-mentaya-project/
Page created by: Aime Mizero Date: 2025-05-28