Ontologia

Commune · CHN

Xichong

China

CwaTemperate, dry winter, hot summer(100 %)

Species observed

53

Observations

87

Area

1 138,2km²

Ecological tissue

Sample of 20 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 Xichong : 19 espèces reliées par 13 interactions GloBI sur 3 types (connectance 6.8%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
20
Interactions affichées
13
Connectance
0.068
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

53 distinct species · 87 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

87 obs · 5 cellules
Obs. / cellule
≥ 60
60–59
21–59
4–20
< 4

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

Climate

Mean T°

17,5°C

Annual rain

1 150mm

Warmest m°

30,2°C

Coldest m°

2,5°C

Elevation: 390 m on average (min 328 m, max 456 m)

Bioclimatic detailsExpert
Annual mean temp.
17,5°C
Annual rain
1 150mm
Warmest month
30,2°C
Coldest month
2,5°C
Mean alt.
390m
Min
328m
Max
456m
Std. dev.
26m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, 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

7,1

Org. C

17,4g/kg

Clay

29,4%

Sand

26,4%

Silt

44,2%

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

Dominant lithology: ssGLiMaggregated to Nanchong

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
31,3g/kg
Clay
29,4%
Sand
26,7%
Silt
44,0%
5–15 cm
pH H₂O
7,2
Org. C
12,1g/kg
Clay
29,4%
Sand
26,2%
Silt
44,4%
15–30 cm
pH H₂O
7,2
Org. C
8,7g/kg
Clay
29,4%
Sand
26,3%
Silt
44,3%

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

Land cover

Forest30.2%
Crops46.1%
Built-up0.6%
Bare soil0.9%
Other (grassland, water…)22.2%

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

Hydrology7 basins · 3 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

40,3km

Lake surface here

0,81km²

Basins crossed

7

Max stream order

3

Max drainage

77 314km²

Discharge in basins

108,4m³/s

Mean precip.

1 028mm/an

Mean T°

17,2°C

Moisture idx

-0,03

Max snow

2%

Mean runoff

531mm/an

Mean elev. (basins)

380m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

3hab/km²

Night light

0,5nW

Built-up

57,2%

Pesticides

74,5kg/km²

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