Ontologia

Commune · CHN

Zhengning

China

DwaCold, dry winter, hot summer(54 %)

Species observed

80

Observations

142

Area

1 329,2km²

Ecological tissue

Sample of 3 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 Zhengning : 3 espèces reliées par 2 interactions GloBI sur 1 type (connectance 66.7%, filtre Serrano α=0.2).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
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

80 distinct species · 142 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

142 obs · 5 cellules
Obs. / cellule
≥ 130
130–129
4–129
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°

10,0°C

Annual rain

692mm

Warmest m°

26,7°C

Coldest m°

-8,7°C

Elevation: 1 342 m on average (min 921 m, max 1 671 m)

Bioclimatic detailsExpert
Annual mean temp.
10,0°C
Annual rain
692mm
Warmest month
26,7°C
Coldest month
-8,7°C
Mean alt.
1 342m
Min
921m
Max
1 671m
Std. dev.
136m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(54 %)Cold

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

Soil & lithology

pH H₂O

7,9

Org. C

17,2g/kg

Clay

25,8%

Sand

23,2%

Silt

51,0%

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

Dominant lithology: smGLiMaggregated to Qingyang

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
30,4g/kg
Clay
25,4%
Sand
23,4%
Silt
51,2%
5–15 cm
pH H₂O
7,9
Org. C
12,3g/kg
Clay
25,5%
Sand
23,2%
Silt
51,2%
15–30 cm
pH H₂O
8,0
Org. C
8,9g/kg
Clay
26,4%
Sand
22,9%
Silt
50,7%

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

Land cover

Forest37.7%
Crops18.9%
Built-up0.3%
Bare soil0.6%
Other (grassland, water…)42.5%

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

Hydrology6 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

76,9km

Lake surface here

0,25km²

Basins crossed

6

Max stream order

6

Max drainage

34 748km²

Discharge in basins

26,8m³/s

Mean precip.

585mm/an

Mean T°

10,0°C

Moisture idx

-0,40

Max snow

1%

Mean runoff

68mm/an

Mean elev. (basins)

1 251m

Watersheds crossing here

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

0,3nW

Built-up

28,0%

Pesticides

69,0kg/km²

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