Ontologia

Commune · VNM

Tràng Đà

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

23

Observations

37

Area

13,2km²

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Species present

23 distinct species · 37 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

37 obs · 1 cellules
Obs. / cellule
≥ 37
37–36
37–36
37–36
< 37

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

Climate

Mean T°

23,6°C

Annual rain

1 791mm

Warmest m°

31,1°C

Coldest m°

12,7°C

Elevation: 104 m on average (min 30 m, max 233 m)

Bioclimatic detailsExpert
Annual mean temp.
23,6°C
Annual rain
1 791mm
Warmest month
31,1°C
Coldest month
12,7°C
Mean alt.
104m
Min
30m
Max
233m
Std. dev.
62m
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

5,7

Org. C

20,9g/kg

Clay

33,9%

Sand

28,7%

Silt

37,4%

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

Dominant lithology: smGLiMaggregated to Tuyên Quang

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
28,3g/kg
Clay
33,6%
Sand
29,6%
Silt
36,9%
5–15 cm
pH H₂O
5,7
Org. C
21,0g/kg
Clay
32,3%
Sand
29,7%
Silt
38,1%
15–30 cm
pH H₂O
5,7
Org. C
13,3g/kg
Clay
35,9%
Sand
27,0%
Silt
37,1%

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

Land cover

Forest54.9%
Crops10.8%
Built-up1.6%
Bare soil2.4%
Other (grassland, water…)30.3%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

5,0km

Basins crossed

1

Max stream order

7

Max drainage

27 798km²

Discharge in basins

16,6m³/s

Mean precip.

1 663mm/an

Mean T°

22,8°C

Moisture idx

0,19

Mean runoff

916mm/an

Mean elev. (basins)

119m

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

1,5nW

Built-up

156,8%

Pesticides

8,3kg/km²

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