Ontologia

Commune · CHN

Zhengyang

China

CfaTemperate, no dry season, hot summer(52 %)

Species observed

19

Observations

30

Area

1 901,1km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

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 Zhengyang : 5 espèces reliées par 4 interactions GloBI sur 1 type (connectance 40.0%, filtre Serrano α=0.2).

Espèces affichées
5
Interactions affichées
4
Connectance
0.400
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

19 distinct species · 30 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

30 obs · 14 cellules
Obs. / cellule
≥ 4
4–3
3–3
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°

15,6°C

Annual rain

1 113mm

Warmest m°

31,0°C

Coldest m°

-2,7°C

Elevation: 61 m on average (min 38 m, max 100 m)

Bioclimatic detailsExpert
Annual mean temp.
15,6°C
Annual rain
1 113mm
Warmest month
31,0°C
Coldest month
-2,7°C
Mean alt.
61m
Min
38m
Max
100m
Std. dev.
11m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(52 %)Temperate

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

Soil & lithology

pH H₂O

7,1

Org. C

13,8g/kg

Clay

32,6%

Sand

16,8%

Silt

50,6%

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

Dominant lithology: suGLiMaggregated to Zhumadian

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
20,2g/kg
Clay
31,9%
Sand
17,1%
Silt
51,0%
5–15 cm
pH H₂O
7,1
Org. C
11,8g/kg
Clay
32,1%
Sand
17,0%
Silt
50,9%
15–30 cm
pH H₂O
7,2
Org. C
9,3g/kg
Clay
33,7%
Sand
16,4%
Silt
49,9%

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

Land cover

Forest4.9%
Crops81.3%
Built-up1.2%
Bare soil1.3%
Other (grassland, water…)11.3%

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

Hydrology9 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

251,5km

Basins crossed

9

Max stream order

5

Max drainage

10 742km²

Discharge in basins

149,8m³/s

Mean precip.

918mm/an

Mean T°

15,5°C

Moisture idx

-0,19

Max snow

4%

Mean runoff

336mm/an

Mean elev. (basins)

60m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

0,6nW

Built-up

121,5%

Pesticides

74,8kg/km²

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