Giam Siak Kecil
IUCN IVWildlife Reserve
783 km²
Subdivision · IDN
Tasik Serai
Indonesia
AfTropical, rainforest(100 %)
Species observed
2
Observations
4
Area
654,8km²
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
2 distinct species · 4 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,6°C
Annual rain
2 905mm
Warmest m°
30,6°C
Coldest m°
22,4°C
Elevation: 15 m on average (min 5 m, max 39 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,6°C
Annual rain
2 905mm
Warmest month
30,6°C
Coldest month
22,4°C
Mean alt.
15m
Min
5m
Max
39m
Std. dev.
8m
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
4,9
Org. C
140,7g/kg
Clay
33,3%
Sand
35,9%
Silt
30,8%
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
137,2g/kg
Clay
32,8%
Sand
36,3%
Silt
30,9%
5–15 cm
pH H₂O
4,9
Org. C
150,1g/kg
Clay
33,4%
Sand
35,9%
Silt
30,7%
15–30 cm
pH H₂O
4,9
Org. C
134,8g/kg
Clay
33,6%
Sand
35,5%
Silt
30,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest76.8%
Crops2.1%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)21.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 16 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
36,0km
Lake surface here
11,18km²
Basins crossed
3
Max stream order
4
Max drainage
2 598km²
Discharge in basins
21,9m³/s
Mean precip.
2 610mm/an
Mean T°
26,9°C
Moisture idx
0,35
Mean runoff
1 056mm/an
Mean elev. (basins)
27m
Watersheds crossing here
Lakes (16, top by area)
- 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 1406629area0,5 km²avg depth2.4 m
- Lac 1406651area0,3 km²avg depth1.6 m
- Lac 1406668area0,3 km²avg depth3.6 m
- Lac 1406640area0,3 km²avg depth3.5 m
- Lac 1406655area0,3 km²avg depth2.1 m
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
6,2%
Pesticides
0,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN IV · 1IUCN Not Reported · 1
PLG Sebanga
IUCN Not ReportedWildlife Reserve
57 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN