Ontologia

Commune · CHN

Yongdeng

China

BSkArid, steppe, cold(65 %)

Species observed

438

Observations

2 202

Area

5 867,6km²

Ecological tissue

Sample of 28 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 Yongdeng : 18 espèces reliées par 57 interactions GloBI sur 3 types (connectance 14.0%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
57
Connectance
0.140
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

438 distinct species · 2 202 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 202 obs · 30 cellules
Obs. / cellule
≥ 1 131
343–1 130
8–342
3–7
< 3

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

Climate

Mean T°

5,9°C

Annual rain

351mm

Warmest m°

23,6°C

Coldest m°

-15,3°C

Elevation: 2 246 m on average (min 1 623 m, max 3 463 m)

Bioclimatic detailsExpert
Annual mean temp.
5,9°C
Annual rain
351mm
Warmest month
23,6°C
Coldest month
-15,3°C
Mean alt.
2 246m
Min
1 623m
Max
3 463m
Std. dev.
332m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(65 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

8,1

Org. C

20,2g/kg

Clay

19,1%

Sand

33,2%

Silt

47,6%

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

Dominant lithology: ssGLiMaggregated to Lanzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
30,4g/kg
Clay
18,8%
Sand
33,5%
Silt
47,7%
5–15 cm
pH H₂O
8,1
Org. C
16,6g/kg
Clay
19,0%
Sand
33,3%
Silt
47,7%
15–30 cm
pH H₂O
8,2
Org. C
13,7g/kg
Clay
19,6%
Sand
32,9%
Silt
47,5%

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

Land cover

Forest4.9%
Crops25.5%
Built-up0.3%
Bare soil5.0%
Other (grassland, water…)64.3%

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

Hydrology18 basins · 1 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

662,9km

Lake surface here

0,13km²

Basins crossed

18

Max stream order

5

Max drainage

222 270km²

Discharge in basins

519,5m³/s

Mean precip.

386mm/an

Mean T°

5,1°C

Moisture idx

-0,56

Max snow

5%

Mean runoff

6mm/an

Mean elev. (basins)

2 299m

Watersheds crossing here

9 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

31,9%

Pesticides

65,4kg/km²

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