Ontologia

Commune · CHN

Xuwen

China

CwaTemperate, dry winter, hot summer(93 %)

Species observed

927

Observations

4 137

Area

1 791,7km²

Ecological tissue

Sample of 2 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 Xuwen : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
3
Interactions affichées
1
Connectance
0.333
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

927 distinct species · 4 137 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 137 obs · 22 cellules
Obs. / cellule
≥ 2 993
97–2 992
22–96
6–21
< 6

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

Climate

Mean T°

24,1°C

Annual rain

1 752mm

Warmest m°

31,1°C

Coldest m°

15,6°C

Elevation: 60 m on average (min -85 m, max 209 m)

Bioclimatic detailsExpert
Annual mean temp.
24,1°C
Annual rain
1 752mm
Warmest month
31,1°C
Coldest month
15,6°C
Mean alt.
60m
Min
-85m
Max
209m
Std. dev.
50m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(93 %)Temperate

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

Soil & lithology

pH H₂O

5,6

Org. C

18,5g/kg

Clay

30,1%

Sand

41,3%

Silt

28,6%

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

Dominant lithology: suGLiMaggregated to Zhanjiang

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
22,9g/kg
Clay
29,0%
Sand
42,0%
Silt
29,1%
5–15 cm
pH H₂O
5,6
Org. C
19,2g/kg
Clay
29,1%
Sand
41,9%
Silt
29,1%
15–30 cm
pH H₂O
5,6
Org. C
13,4g/kg
Clay
32,2%
Sand
40,0%
Silt
27,8%

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

Land cover

Forest26.7%
Crops35.0%
Built-up1.1%
Bare soil3.0%
Other (grassland, water…)34.2%

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

Hydrology3 basins · 25 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

20,41km²

Basins crossed

3

Max drainage

2 167km²

Discharge in basins

5,8m³/s

Mean precip.

1 259mm/an

Mean T°

23,6°C

Moisture idx

0,01

Mean runoff

752mm/an

Mean elev. (basins)

53m

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

Human pressure

Pop. density

3hab/km²

Night light

1,1nW

Built-up

114,5%

Pesticides

102,5kg/km²

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