Ontologia

Commune · VNM

Đông Viên

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

1

Observations

1

Area

21,6km²

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°

21,6°C

Annual rain

2 055mm

Warmest m°

29,2°C

Coldest m°

10,6°C

Elevation: 394 m on average (min 324 m, max 699 m)

Bioclimatic detailsExpert
Annual mean temp.
21,6°C
Annual rain
2 055mm
Warmest month
29,2°C
Coldest month
10,6°C
Mean alt.
394m
Min
324m
Max
699m
Std. dev.
82m
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

5,6

Org. C

27,6g/kg

Clay

31,8%

Sand

24,8%

Silt

43,4%

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

Dominant lithology: scGLiMaggregated to Chợ Đồn

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
41,0g/kg
Clay
31,5%
Sand
25,4%
Silt
43,3%
5–15 cm
pH H₂O
5,6
Org. C
25,4g/kg
Clay
30,1%
Sand
25,6%
Silt
44,2%
15–30 cm
pH H₂O
5,6
Org. C
16,3g/kg
Clay
33,8%
Sand
23,5%
Silt
42,8%

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

Land cover

Forest75.4%
Crops4.6%
Built-up0.1%
Bare soil0.4%
Other (grassland, water…)19.4%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

8,1km

Basins crossed

1

Max stream order

2

Max drainage

1 226km²

Discharge in basins

0,5m³/s

Mean precip.

1 696mm/an

Mean T°

21,5°C

Moisture idx

0,23

Mean runoff

741mm/an

Mean elev. (basins)

412m

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

14,7%

Pesticides

8,9kg/km²

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