Ontologia

Commune · VNM

Đản Ván

Vietnam

CwbTemperate, dry winter, warm summer(52 %)

Species observed

1

Observations

1

Area

17,2km²

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°

17,1°C

Annual rain

2 588mm

Warmest m°

24,2°C

Coldest m°

6,4°C

Elevation: 1 328 m on average (min 541 m, max 1 990 m)

Bioclimatic detailsExpert
Annual mean temp.
17,1°C
Annual rain
2 588mm
Warmest month
24,2°C
Coldest month
6,4°C
Mean alt.
1 328m
Min
541m
Max
1 990m
Std. dev.
410m
Köppen-Geiger (dominant)
CwbTemperate, dry winter, warm summer(52 %)Temperate

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

Soil & lithology

pH H₂O

5,7

Org. C

34,8g/kg

Clay

32,0%

Sand

30,6%

Silt

37,4%

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

Dominant lithology: mtGLiMaggregated to Hoàng Su Phì

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
53,8g/kg
Clay
30,2%
Sand
32,0%
Silt
37,9%
5–15 cm
pH H₂O
5,7
Org. C
31,1g/kg
Clay
30,1%
Sand
31,9%
Silt
38,0%
15–30 cm
pH H₂O
5,7
Org. C
19,7g/kg
Clay
35,8%
Sand
28,0%
Silt
36,3%

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

Land cover

Forest52.4%
Crops11.4%
Built-up0.1%
Bare soil0.9%
Other (grassland, water…)35.2%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

5 650km²

Discharge in basins

0,8m³/s

Mean precip.

1 680mm/an

Mean T°

18,4°C

Moisture idx

0,30

Mean runoff

1 351mm/an

Mean elev. (basins)

1 087m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Built-up

13,3%

Pesticides

16,0kg/km²

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

Protected areas1

IUCN Not Reported · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN