Ontologia

Subdivision · IDN

Tanjung Rokan

Indonesia

AfTropical, rainforest(100 %)

Species observed

4

Observations

9

Area

3,5km²

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

4 distinct species · 9 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 obs · 1 cellules
Obs. / cellule
≥ 9
9–8
9–8
9–8
< 9

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

26,6°C

Annual rain

2 326mm

Warmest m°

31,9°C

Coldest m°

21,8°C

Elevation: 91 m on average (min 70 m, max 95 m)

Bioclimatic detailsExpert
Annual mean temp.
26,6°C
Annual rain
2 326mm
Warmest month
31,9°C
Coldest month
21,8°C
Mean alt.
91m
Min
70m
Max
95m
Std. dev.
2m
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

47,0g/kg

Clay

42,0%

Sand

31,4%

Silt

26,5%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: scGLiMaggregated to Padang Lawas

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
59,1g/kg
Clay
40,4%
Sand
32,2%
Silt
27,3%
5–15 cm
pH H₂O
4,9
Org. C
51,8g/kg
Clay
41,7%
Sand
31,8%
Silt
26,4%
15–30 cm
pH H₂O
4,9
Org. C
30,0g/kg
Clay
43,8%
Sand
30,3%
Silt
25,9%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest59.0%
Crops9.4%
Built-up0.4%
Bare soil0.2%
Other (grassland, water…)31.0%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,3km

Basins crossed

1

Max stream order

1

Max drainage

1 284km²

Discharge in basins

0,1m³/s

Mean precip.

2 760mm/an

Mean T°

24,2°C

Moisture idx

0,39

Mean runoff

1 219mm/an

Mean elev. (basins)

482m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Built-up

36,7%

Pesticides

0,6kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)