Ontologia

Commune · CHN

Zunhua

China

DwaCold, dry winter, hot summer(100 %)

Species observed

167

Observations

340

Area

1 445,3km²

Ecological tissue

Sample of 35 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 Zunhua : 32 espèces reliées par 43 interactions GloBI sur 4 types (connectance 7.2%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
43
Connectance
0.072
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

167 distinct species · 340 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

340 obs · 13 cellules
Obs. / cellule
≥ 87
82–86
53–81
6–52
< 6

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

Climate

Mean T°

11,4°C

Annual rain

660mm

Warmest m°

29,7°C

Coldest m°

-11,7°C

Elevation: 120 m on average (min 21 m, max 563 m)

Bioclimatic detailsExpert
Annual mean temp.
11,4°C
Annual rain
660mm
Warmest month
29,7°C
Coldest month
-11,7°C
Mean alt.
120m
Min
21m
Max
563m
Std. dev.
90m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(100 %)Cold

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

Soil & lithology

pH H₂O

7,5

Org. C

12,7g/kg

Clay

17,1%

Sand

48,5%

Silt

34,4%

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

Dominant lithology: scGLiMaggregated to Tangshan

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
18,7g/kg
Clay
16,6%
Sand
48,9%
Silt
34,5%
5–15 cm
pH H₂O
7,6
Org. C
11,0g/kg
Clay
17,1%
Sand
48,6%
Silt
34,3%
15–30 cm
pH H₂O
7,6
Org. C
8,6g/kg
Clay
17,5%
Sand
48,0%
Silt
34,6%

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

Land cover

Forest18.2%
Crops27.9%
Built-up4.3%
Bare soil2.2%
Other (grassland, water…)47.4%

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

Hydrology5 basins · 6 lakes · 19 rivers

Hydrology metrics for this exact territory

Stream length here

310,8km

Lake surface here

4,03km²

Basins crossed

5

Max stream order

4

Max drainage

38 442km²

Discharge in basins

3,9m³/s

Mean precip.

604mm/an

Mean T°

10,5°C

Moisture idx

-0,42

Max snow

2%

Mean runoff

82mm/an

Mean elev. (basins)

156m

Watersheds crossing here

Lakes (6, top by area)

Rivers / streams (19, ord ≥ 4)

7 more river segments

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

Human pressure

Pop. density

3hab/km²

Night light

1,3nW

Built-up

427,6%

Pesticides

77,4kg/km²

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