Ontologia

Commune · CHN

Hezheng

China

DwaCold, dry winter, hot summer(63 %)

Species observed

593

Observations

2 056

Area

2 982km²

Ecological tissue

Sample of 14 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 Hezheng : 12 espèces reliées par 10 interactions GloBI sur 2 types (connectance 11.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
14
Interactions affichées
10
Connectance
0.110
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

593 distinct species · 2 056 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 056 obs · 4 cellules
Obs. / cellule
≥ 2 052
2 052–2 051
2–2 051
2–1
< 2

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

Climate

Mean T°

9,6°C

Annual rain

615mm

Warmest m°

26,8°C

Coldest m°

-9,8°C

Elevation: 1 337 m on average (min 1 024 m, max 1 613 m)

Bioclimatic detailsExpert
Annual mean temp.
9,6°C
Annual rain
615mm
Warmest month
26,8°C
Coldest month
-9,8°C
Mean alt.
1 337m
Min
1 024m
Max
1 613m
Std. dev.
120m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(63 %)Cold

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

Soil & lithology

pH H₂O

7,8

Org. C

18,2g/kg

Clay

23,2%

Sand

29,9%

Silt

46,9%

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
7,7
Org. C
31,6g/kg
Clay
22,7%
Sand
30,2%
Silt
47,1%
5–15 cm
pH H₂O
7,8
Org. C
13,6g/kg
Clay
23,5%
Sand
29,8%
Silt
46,7%
15–30 cm
pH H₂O
7,8
Org. C
9,6g/kg
Clay
23,4%
Sand
29,6%
Silt
47,0%

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

Land cover

Forest38.5%
Crops13.4%
Built-up0.1%
Bare soil0.6%
Other (grassland, water…)47.4%

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

Hydrology12 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

216,5km

Basins crossed

12

Max stream order

5

Max drainage

15 225km²

Discharge in basins

12,0m³/s

Mean precip.

522mm/an

Mean T°

9,1°C

Moisture idx

-0,47

Max snow

1%

Mean runoff

42mm/an

Mean elev. (basins)

1 348m

Watersheds crossing here

3 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,5nW

Built-up

9,3%

Pesticides

70,0kg/km²

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