Ontologia

Commune · VNM

Vạn Trạch

Vietnam

AmTropical, monsoon(100 %)

Species observed

1

Observations

1

Area

27,6km²

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°

24,9°C

Annual rain

2 299mm

Warmest m°

31,8°C

Coldest m°

17,6°C

Elevation: 13 m on average (min 1 m, max 24 m)

Bioclimatic detailsExpert
Annual mean temp.
24,9°C
Annual rain
2 299mm
Warmest month
31,8°C
Coldest month
17,6°C
Mean alt.
13m
Min
1m
Max
24m
Std. dev.
7m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical

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

30,4g/kg

Clay

34,5%

Sand

35,4%

Silt

30,0%

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

Dominant lithology: paGLiMaggregated to Bố Trạch

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
38,1g/kg
Clay
32,5%
Sand
36,5%
Silt
31,0%
5–15 cm
pH H₂O
5,6
Org. C
32,5g/kg
Clay
34,0%
Sand
35,9%
Silt
30,1%
15–30 cm
pH H₂O
5,7
Org. C
20,4g/kg
Clay
37,2%
Sand
33,8%
Silt
29,0%

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

Land cover

Forest41.3%
Crops26.6%
Built-up0.9%
Bare soil1.1%
Other (grassland, water…)30.1%

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

Hydrology2 basins · 3 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

2,88km²

Basins crossed

2

Max drainage

1 841km²

Discharge in basins

0,1m³/s

Mean precip.

2 253mm/an

Mean T°

24,8°C

Moisture idx

0,41

Mean runoff

1 382mm/an

Mean elev. (basins)

113m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,4nW

Built-up

88,7%

Pesticides

11,2kg/km²

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