Ontologia

Commune · CHN

Xi

China

CfaTemperate, no dry season, hot summer(92 %)

Species observed

37

Observations

41

Area

1 881,7km²

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 Xi : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).

Espèces affichées
2
Interactions affichées
1
Connectance
1.000
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

37 distinct species · 41 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

41 obs · 6 cellules
Obs. / cellule
≥ 27
27–26
10–26
1–9
< 1

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

Climate

Mean T°

15,8°C

Annual rain

1 137mm

Warmest m°

31,1°C

Coldest m°

-2,4°C

Elevation: 47 m on average (min 35 m, max 77 m)

Bioclimatic detailsExpert
Annual mean temp.
15,8°C
Annual rain
1 137mm
Warmest month
31,1°C
Coldest month
-2,4°C
Mean alt.
47m
Min
35m
Max
77m
Std. dev.
8m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(92 %)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

13,1g/kg

Clay

29,3%

Sand

15,9%

Silt

54,7%

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

Dominant lithology: mtGLiMaggregated to Xinyang

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
19,4g/kg
Clay
28,7%
Sand
16,4%
Silt
54,9%
5–15 cm
pH H₂O
7,1
Org. C
11,5g/kg
Clay
28,7%
Sand
16,1%
Silt
55,1%
15–30 cm
pH H₂O
7,2
Org. C
8,5g/kg
Clay
30,6%
Sand
15,3%
Silt
54,1%

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

Land cover

Forest4.3%
Crops82.7%
Built-up1.3%
Bare soil1.4%
Other (grassland, water…)10.4%

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

Hydrology8 basins · 8 lakes · 9 rivers

Hydrology metrics for this exact territory

Stream length here

230,4km

Lake surface here

4,92km²

Basins crossed

8

Max stream order

5

Max drainage

13 133km²

Discharge in basins

237,7m³/s

Mean precip.

954mm/an

Mean T°

15,6°C

Moisture idx

-0,16

Max snow

4%

Mean runoff

343mm/an

Mean elev. (basins)

55m

Watersheds crossing here

Lakes (8, top by area)

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

Human pressure

Pop. density

3hab/km²

Night light

0,6nW

Built-up

130,4%

Pesticides

74,0kg/km²

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