Ontologia

Commune · CHN

Hezhang

China

CwbTemperate, dry winter, warm summer(97 %)

Species observed

430

Observations

1 038

Area

3 240,3km²

Ecological tissue

Sample of 16 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 Hezhang : 12 espèces reliées par 17 interactions GloBI sur 5 types (connectance 12.5%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
17
Connectance
0.125
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

430 distinct species · 1 038 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 038 obs · 17 cellules
Obs. / cellule
≥ 944
45–943
3–44
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°

11,3°C

Annual rain

977mm

Warmest m°

22,6°C

Coldest m°

-2,4°C

Elevation: 1 996 m on average (min 1 394 m, max 2 678 m)

Bioclimatic detailsExpert
Annual mean temp.
11,3°C
Annual rain
977mm
Warmest month
22,6°C
Coldest month
-2,4°C
Mean alt.
1 996m
Min
1 394m
Max
2 678m
Std. dev.
216m
Köppen-Geiger (dominant)
CwbTemperate, dry winter, warm summer(97 %)Temperate

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

Soil & lithology

pH H₂O

6,0

Org. C

37,6g/kg

Clay

29,6%

Sand

30,6%

Silt

39,8%

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

Dominant lithology: scGLiMaggregated to Bijie

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
49,2g/kg
Clay
28,9%
Sand
31,1%
Silt
40,0%
5–15 cm
pH H₂O
6,0
Org. C
32,1g/kg
Clay
29,5%
Sand
30,8%
Silt
39,8%
15–30 cm
pH H₂O
6,0
Org. C
31,4g/kg
Clay
30,3%
Sand
30,0%
Silt
39,7%

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

Land cover

Forest44.8%
Crops17.3%
Built-up0.2%
Bare soil0.4%
Other (grassland, water…)37.3%

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

Hydrology12 basins · 2 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

201,4km

Lake surface here

0,40km²

Basins crossed

12

Max stream order

5

Max drainage

3 724km²

Discharge in basins

61,1m³/s

Mean precip.

966mm/an

Mean T°

11,9°C

Moisture idx

-0,04

Max snow

1%

Mean runoff

457mm/an

Mean elev. (basins)

1 970m

Watersheds crossing here

3 more basins

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

18,6%

Pesticides

77,9kg/km²

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