Giam Siak Kecil
IUCN IVWildlife Reserve
783 km²
Commune · IDN
Pinggir
Indonesia
AfTropical, rainforest(100 %)
Species observed
5
Observations
7
Area
1 810,1km²
Partial data for this territory
Few observations recorded here. Real biodiversity is likely richer.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Species present
5 distinct species · 7 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,6°C
Annual rain
2 879mm
Warmest m°
30,6°C
Coldest m°
22,3°C
Elevation: 18 m on average (min 4 m, max 50 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,6°C
Annual rain
2 879mm
Warmest month
30,6°C
Coldest month
22,3°C
Mean alt.
18m
Min
4m
Max
50m
Std. dev.
10m
Köppen-Geiger (dominant)
AfTropical, rainforest(100 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
4,8
Org. C
151,1g/kg
Clay
32,0%
Sand
37,7%
Silt
30,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Bengkalis
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
4,8
Org. C
144,4g/kg
Clay
31,9%
Sand
37,9%
Silt
30,3%
5–15 cm
pH H₂O
4,8
Org. C
159,9g/kg
Clay
32,3%
Sand
37,5%
Silt
30,2%
15–30 cm
pH H₂O
4,9
Org. C
149,1g/kg
Clay
31,8%
Sand
37,7%
Silt
30,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest77.3%
Crops2.1%
Built-up0.2%
Bare soil0.1%
Other (grassland, water…)20.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology11 basins · 32 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
113,1km
Lake surface here
26,15km²
Basins crossed
11
Max stream order
5
Max drainage
2 970km²
Discharge in basins
128,9m³/s
Mean precip.
2 713mm/an
Mean T°
26,9°C
Moisture idx
0,37
Mean runoff
1 109mm/an
Mean elev. (basins)
27m
Watersheds crossing here
- Bassin de Sungai Siak Kecilsub-area2 598 km²overlap835.59 km²46%
- Bassin de Sungai Samsamsub-area327,9 km²overlap272.93 km²15%
- Bassin de Sungai Mandausub-area297,4 km²overlap272.32 km²15%
- Bassin de Sungai Mandausub-area169 km²overlap139.42 km²8%
- Basin #41720sub-area165,4 km²overlap116.39 km²6%
- Bassin de Sungai Takelusub-area603,5 km²overlap73.02 km²4%
- Bassin de Sungai Mandausub-area230,1 km²overlap56.91 km²3%
- Bassin de Sungai Mandausub-area182,5 km²overlap24.95 km²1%
- Basin #03890sub-area558,6 km²overlap16.69 km²1%
2 more basinssorted by overlap
Lakes (32, top by area)
- Lake #80586area9,7 km²avg depth3.8 m
- Tasik Seraiarea4,2 km²avg depth2.7 m
- Tasik Sigalanggangarea1,9 km²avg depth1.7 m
- Lake #80583area1,6 km²avg depth1.8 m
- Lac 1406641area0,9 km²avg depth2.5 m
- Lac 1406694area0,9 km²avg depth2.8 m
- Lac 1406687area0,6 km²avg depth3.4 m
- Lac 1406701area0,6 km²avg depth2.6 m
- Lac 1406629area0,5 km²avg depth2.4 m
23 more lakes
- Lac 1406684area0,4 km²avg depth3.4 m
- Lac 1406678area0,4 km²avg depth3.4 m
- Lac 1406680area0,3 km²avg depth2.7 m
- Lac 1406689area0,3 km²avg depth1.7 m
- Lac 1406683area0,3 km²avg depth1.3 m
- Lac 1406651area0,3 km²avg depth1.6 m
- Lac 1406692area0,3 km²avg depth1.5 m
- Lac 1406668area0,3 km²avg depth3.6 m
- Lac 1406681area0,3 km²avg depth2.4 m
- Lac 1406640area0,3 km²avg depth3.5 m
- Lac 1406655area0,3 km²avg depth2.1 m
- Lac 1406690area0,3 km²avg depth1.5 m
- Lac 1406633area0,2 km²avg depth3.2 m
- Lac 1406688area0,2 km²avg depth1.4 m
- Lac 1406669area0,2 km²avg depth2.3 m
- Lac 1406697area0,2 km²avg depth2.5 m
- Lac 1406644area0,2 km²avg depth2.7 m
- Lac 1406686area0,1 km²avg depth2.5 m
- Lac 1406682area0,1 km²avg depth1.1 m
- Lac 1406696area0,1 km²avg depth1.8 m
- Lac 1406646area0,1 km²avg depth1.5 m
- Lac 1406631area0,1 km²avg depth1.4 m
- Lac 1406643area0,1 km²avg depth2.0 m
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
17,6%
Pesticides
0,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN IV · 2IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN