Ontologia

Commune · VNM

Chiêu Yên

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Species observed

1

Observations

1

Area

28,1km²

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°

23,5°C

Annual rain

2 013mm

Warmest m°

31,1°C

Coldest m°

12,7°C

Elevation: 132 m on average (min 39 m, max 310 m)

Bioclimatic detailsExpert
Annual mean temp.
23,5°C
Annual rain
2 013mm
Warmest month
31,1°C
Coldest month
12,7°C
Mean alt.
132m
Min
39m
Max
310m
Std. dev.
75m
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

23,2g/kg

Clay

33,8%

Sand

28,3%

Silt

38,0%

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

Dominant lithology: scGLiMaggregated to Yên Sơn

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
32,6g/kg
Clay
33,3%
Sand
29,3%
Silt
37,6%
5–15 cm
pH H₂O
5,7
Org. C
22,3g/kg
Clay
31,8%
Sand
29,3%
Silt
38,9%
15–30 cm
pH H₂O
5,7
Org. C
14,6g/kg
Clay
36,2%
Sand
26,3%
Silt
37,5%

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

Land cover

Forest49.1%
Crops14.1%
Built-up0.7%
Bare soil2.1%
Other (grassland, water…)34.0%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

7,7km

Basins crossed

2

Max stream order

6

Max drainage

14 973km²

Discharge in basins

10,7m³/s

Mean precip.

1 770mm/an

Mean T°

22,8°C

Moisture idx

0,23

Mean runoff

1 113mm/an

Mean elev. (basins)

194m

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

68,9%

Pesticides

8,5kg/km²

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