Ontologia

Commune · CHN

Du’an Yao

China

CfaTemperate, no dry season, hot summer(97 %)

Species observed

844

Observations

2 146

Area

4 071km²

Ecological tissue

Sample of 5 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Du’an Yao : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).

Espèces affichées
5
Interactions affichées
3
Connectance
0.300
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

844 distinct species · 2 146 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 146 obs · 45 cellules
Obs. / cellule
≥ 1 474
9–1 473
3–8
2–2
< 2

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 977mm

Warmest m°

29,4°C

Coldest m°

6,7°C

Elevation: 432 m on average (min 125 m, max 883 m)

Bioclimatic detailsExpert
Annual mean temp.
19,9°C
Annual rain
1 977mm
Warmest month
29,4°C
Coldest month
6,7°C
Mean alt.
432m
Min
125m
Max
883m
Std. dev.
155m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(97 %)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

28,8g/kg

Clay

33,4%

Sand

20,0%

Silt

46,6%

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
5,5
Org. C
42,3g/kg
Clay
32,4%
Sand
20,9%
Silt
46,6%
5–15 cm
pH H₂O
5,6
Org. C
27,6g/kg
Clay
32,7%
Sand
20,1%
Silt
47,2%
15–30 cm
pH H₂O
5,6
Org. C
16,4g/kg
Clay
35,0%
Sand
19,1%
Silt
45,9%

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

Land cover

Forest66.0%
Crops5.5%
Built-up0.3%
Bare soil0.3%
Other (grassland, water…)27.8%

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

Hydrology15 basins · 2 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

340,2km

Lake surface here

1,60km²

Basins crossed

15

Max stream order

7

Max drainage

114 375km²

Discharge in basins

1 314,3m³/s

Mean precip.

1 567mm/an

Mean T°

20,4°C

Moisture idx

0,21

Mean runoff

824mm/an

Mean elev. (basins)

435m

Watersheds crossing here

6 more basins

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

35,2%

Pesticides

72,1kg/km²

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