Ontologia

Commune · VNM

Hoàng Vân

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

1

Observations

1

Area

6,7km²

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°

23,9°C

Annual rain

1 873mm

Warmest m°

32,0°C

Coldest m°

12,8°C

Elevation: 14 m on average (min 11 m, max 23 m)

Bioclimatic detailsExpert
Annual mean temp.
23,9°C
Annual rain
1 873mm
Warmest month
32,0°C
Coldest month
12,8°C
Mean alt.
14m
Min
11m
Max
23m
Std. dev.
2m
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

6,1

Org. C

18,4g/kg

Clay

31,4%

Sand

31,2%

Silt

37,4%

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

Dominant lithology: smGLiMaggregated to Hiệp Hòa

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
24,0g/kg
Clay
30,7%
Sand
32,3%
Silt
37,0%
5–15 cm
pH H₂O
6,1
Org. C
17,3g/kg
Clay
31,4%
Sand
31,1%
Silt
37,5%
15–30 cm
pH H₂O
6,2
Org. C
13,9g/kg
Clay
32,0%
Sand
30,2%
Silt
37,8%

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

Land cover

Forest29.0%
Crops36.0%
Built-up1.3%
Bare soil0.6%
Other (grassland, water…)33.2%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,6km

Basins crossed

1

Max stream order

5

Max drainage

3 545km²

Discharge in basins

1,0m³/s

Mean precip.

1 837mm/an

Mean T°

23,4°C

Moisture idx

0,28

Mean runoff

802mm/an

Mean elev. (basins)

47m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

1,0nW

Built-up

127,3%

Pesticides

8,5kg/km²

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