Ontologia

Commune · CHN

Xixia

China

CwaTemperate, dry winter, hot summer(60 %)

Species observed

1 636

Observations

5 901

Area

3 467,2km²

Ecological tissue

Sample of 7 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 Xixia : 7 espèces reliées par 4 interactions GloBI sur 1 type (connectance 19.0%, filtre Serrano α=0.2).

Espèces affichées
7
Interactions affichées
4
Connectance
0.191
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

1 636 distinct species · 5 901 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 901 obs · 25 cellules
Obs. / cellule
≥ 5 703
22–5 702
8–21
4–7
< 4

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

Climate

Mean T°

13,1°C

Annual rain

969mm

Warmest m°

27,8°C

Coldest m°

-4,6°C

Elevation: 729 m on average (min 191 m, max 1 901 m)

Bioclimatic detailsExpert
Annual mean temp.
13,1°C
Annual rain
969mm
Warmest month
27,8°C
Coldest month
-4,6°C
Mean alt.
729m
Min
191m
Max
1 901m
Std. dev.
352m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(60 %)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

23,2g/kg

Clay

19,0%

Sand

36,6%

Silt

44,4%

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

Dominant lithology: paGLiMaggregated to Nanyang

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
40,2g/kg
Clay
18,7%
Sand
36,9%
Silt
44,4%
5–15 cm
pH H₂O
6,5
Org. C
19,3g/kg
Clay
18,5%
Sand
36,8%
Silt
44,7%
15–30 cm
pH H₂O
6,4
Org. C
10,2g/kg
Clay
19,8%
Sand
36,0%
Silt
44,1%

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

Land cover

Forest56.8%
Crops7.8%
Built-up0.4%
Bare soil0.4%
Other (grassland, water…)34.6%

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

Hydrology15 basins · 4 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

423,1km

Lake surface here

1,67km²

Basins crossed

15

Max stream order

4

Max drainage

7 376km²

Discharge in basins

63,7m³/s

Mean precip.

800mm/an

Mean T°

12,3°C

Moisture idx

-0,27

Max snow

2%

Mean runoff

220mm/an

Mean elev. (basins)

736m

Watersheds crossing here

6 more basins

Lakes (4, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

43,6%

Pesticides

80,4kg/km²

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