Ontologia

Commune · VNM

Định Biên

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

1

Observations

1

Area

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

1 distinct species · 1 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 obs · 1 cellules
Obs. / cellule
≥ 1
1–0
1–0
1–0
< 1

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

Climate

Mean T°

23,0°C

Annual rain

2 246mm

Warmest m°

30,8°C

Coldest m°

11,9°C

Elevation: 135 m on average (min 113 m, max 181 m)

Bioclimatic detailsExpert
Annual mean temp.
23,0°C
Annual rain
2 246mm
Warmest month
30,8°C
Coldest month
11,9°C
Mean alt.
135m
Min
113m
Max
181m
Std. dev.
18m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,5

Org. C

29,0g/kg

Clay

32,0%

Sand

24,2%

Silt

43,7%

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

Dominant lithology: paGLiMaggregated to Định Hóa

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
41,7g/kg
Clay
32,0%
Sand
25,0%
Silt
43,0%
5–15 cm
pH H₂O
5,5
Org. C
23,9g/kg
Clay
31,0%
Sand
24,6%
Silt
44,3%
15–30 cm
pH H₂O
5,5
Org. C
21,2g/kg
Clay
33,1%
Sand
23,1%
Silt
43,8%

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

Land cover

Forest50.7%
Crops26.3%
Built-up1.8%
Bare soil1.8%
Other (grassland, water…)19.3%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

440km²

Discharge in basins

0,2m³/s

Mean precip.

1 766mm/an

Mean T°

22,5°C

Moisture idx

0,24

Mean runoff

836mm/an

Mean elev. (basins)

200m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Built-up

183,8%

Pesticides

9,0kg/km²

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