Ontologia

Commune · CHN

He

China

CfaTemperate, no dry season, hot summer(100 %)

Species observed

63

Observations

99

Area

1 549,9km²

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 He : 15 espèces reliées par 12 interactions GloBI sur 3 types (connectance 10.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
16
Interactions affichées
12
Connectance
0.100
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

63 distinct species · 99 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

99 obs · 21 cellules
Obs. / cellule
≥ 37
6–36
4–5
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°

16,3°C

Annual rain

1 220mm

Warmest m°

31,5°C

Coldest m°

-1,3°C

Elevation: 18 m on average (min 2 m, max 143 m)

Bioclimatic detailsExpert
Annual mean temp.
16,3°C
Annual rain
1 220mm
Warmest month
31,5°C
Coldest month
-1,3°C
Mean alt.
18m
Min
2m
Max
143m
Std. dev.
22m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,8

Org. C

14,0g/kg

Clay

36,6%

Sand

14,2%

Silt

49,2%

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

Dominant lithology: smGLiMaggregated to Chaohu

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
19,5g/kg
Clay
36,1%
Sand
14,2%
Silt
49,7%
5–15 cm
pH H₂O
6,7
Org. C
12,7g/kg
Clay
36,5%
Sand
14,2%
Silt
49,3%
15–30 cm
pH H₂O
6,9
Org. C
9,9g/kg
Clay
37,2%
Sand
14,2%
Silt
48,6%

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

Land cover

Forest12.9%
Crops56.1%
Built-up2.2%
Bare soil2.5%
Other (grassland, water…)26.3%

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

Hydrology9 basins · 16 lakes · 27 rivers

Hydrology metrics for this exact territory

Stream length here

320,8km

Lake surface here

6,60km²

Basins crossed

9

Max stream order

9

Max drainage

1 718 072km²

Discharge in basins

24 628,0m³/s

Mean precip.

1 071mm/an

Mean T°

16,0°C

Moisture idx

-0,03

Max snow

2%

Mean runoff

368mm/an

Mean elev. (basins)

27m

Rivers / streams (27, ord ≥ 4)

15 more river segments

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

Human pressure

Pop. density

3hab/km²

Night light

1,7nW

Built-up

215,7%

Pesticides

70,2kg/km²

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