Ontologia

Commune · CHN

Dahua Yao

China

CfaTemperate, no dry season, hot summer(84 %)

Species observed

24

Observations

35

Area

2 828,5km²

Ecological tissue

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

Species present

24 distinct species · 35 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

35 obs · 9 cellules
Obs. / cellule
≥ 14
14–13
4–13
3–3
< 3

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

Climate

Mean T°

19,9°C

Annual rain

1 980mm

Warmest m°

29,0°C

Coldest m°

6,9°C

Elevation: 497 m on average (min 157 m, max 962 m)

Bioclimatic detailsExpert
Annual mean temp.
19,9°C
Annual rain
1 980mm
Warmest month
29,0°C
Coldest month
6,9°C
Mean alt.
497m
Min
157m
Max
962m
Std. dev.
203m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(84 %)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

27,5g/kg

Clay

34,1%

Sand

20,3%

Silt

45,6%

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

Dominant lithology: scGLiMaggregated to Hechi

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
39,9g/kg
Clay
33,0%
Sand
21,1%
Silt
45,9%
5–15 cm
pH H₂O
5,6
Org. C
26,3g/kg
Clay
33,8%
Sand
20,5%
Silt
45,7%
15–30 cm
pH H₂O
5,7
Org. C
16,4g/kg
Clay
35,5%
Sand
19,4%
Silt
45,1%

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

Land cover

Forest63.0%
Crops6.3%
Built-up0.3%
Bare soil0.7%
Other (grassland, water…)29.7%

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

Hydrology12 basins · 3 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

287,9km

Lake surface here

91,21km²

Basins crossed

12

Max stream order

7

Max drainage

107 330km²

Discharge in basins

5 773,8m³/s

Mean precip.

1 508mm/an

Mean T°

20,7°C

Moisture idx

0,16

Mean runoff

734mm/an

Mean elev. (basins)

453m

Watersheds crossing here

3 more basins

Lakes (3, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

25,4%

Pesticides

74,8kg/km²

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