Ontologia

Commune · CHN

Changxing

China

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

Species observed

721

Observations

4 669

Area

1 436km²

Ecological tissue

Sample of 37 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 Changxing : 33 espèces reliées par 43 interactions GloBI sur 3 types (connectance 6.5%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
43
Connectance
0.065
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

721 distinct species · 4 669 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 669 obs · 43 cellules
Obs. / cellule
≥ 465
355–464
124–354
37–123
< 37

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 367mm

Warmest m°

31,8°C

Coldest m°

-0,3°C

Elevation: 76 m on average (min 1 m, max 402 m)

Bioclimatic detailsExpert
Annual mean temp.
16,3°C
Annual rain
1 367mm
Warmest month
31,8°C
Coldest month
-0,3°C
Mean alt.
76m
Min
1m
Max
402m
Std. dev.
96m
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

6,4

Org. C

20,5g/kg

Clay

32,3%

Sand

17,2%

Silt

50,5%

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

Dominant lithology: ssGLiMaggregated to Huzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
33,6g/kg
Clay
32,1%
Sand
17,3%
Silt
50,7%
5–15 cm
pH H₂O
6,4
Org. C
16,3g/kg
Clay
32,5%
Sand
17,2%
Silt
50,2%
15–30 cm
pH H₂O
6,4
Org. C
11,7g/kg
Clay
32,2%
Sand
17,2%
Silt
50,6%

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

Land cover

Forest32.8%
Crops24.0%
Built-up3.3%
Bare soil2.1%
Other (grassland, water…)37.9%

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

Hydrology11 basins · 8 lakes · 14 rivers

Hydrology metrics for this exact territory

Stream length here

207,1km

Lake surface here

6,12km²

Basins crossed

11

Max stream order

6

Max drainage

13 444km²

Discharge in basins

309,5m³/s

Mean precip.

1 191mm/an

Mean T°

15,8°C

Moisture idx

0,11

Max snow

6%

Mean runoff

566mm/an

Mean elev. (basins)

71m

Watersheds crossing here

2 more basins

Lakes (8, top by area)

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

Human pressure

Pop. density

4hab/km²

Night light

3,1nW

Built-up

327,4%

Pesticides

70,3kg/km²

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