Ontologia

Commune · CHN

Yibin Xiàn

China

CwaTemperate, dry winter, hot summer(100 %)

Species observed

778

Observations

2 234

Area

3 069,3km²

Ecological tissue

Sample of 8 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 Yibin Xiàn : 8 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 5 interactions GloBI sur 2 types (connectance 17.9%, filtre Serrano α=0.2).

Espèces affichées
8
Interactions affichées
5
Connectance
0.179
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

778 distinct species · 2 234 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 234 obs · 23 cellules
Obs. / cellule
≥ 2 162
9–2 161
3–8
1–2
< 1

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

Climate

Mean T°

17,7°C

Annual rain

1 172mm

Warmest m°

29,8°C

Coldest m°

4,2°C

Elevation: 446 m on average (min 285 m, max 1 204 m)

Bioclimatic detailsExpert
Annual mean temp.
17,7°C
Annual rain
1 172mm
Warmest month
29,8°C
Coldest month
4,2°C
Mean alt.
446m
Min
285m
Max
1 204m
Std. dev.
170m
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

6,2

Org. C

21,1g/kg

Clay

28,3%

Sand

32,1%

Silt

39,6%

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

Dominant lithology: ssGLiMaggregated to Yibin

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
34,8g/kg
Clay
28,2%
Sand
32,6%
Silt
39,2%
5–15 cm
pH H₂O
6,2
Org. C
16,2g/kg
Clay
28,5%
Sand
32,0%
Silt
39,5%
15–30 cm
pH H₂O
6,2
Org. C
12,4g/kg
Clay
28,1%
Sand
31,9%
Silt
40,0%

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

Land cover

Forest40.1%
Crops37.9%
Built-up0.4%
Bare soil1.0%
Other (grassland, water…)20.5%

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

Hydrology12 basins · 3 lakes · 28 rivers

Hydrology metrics for this exact territory

Stream length here

532,6km

Lake surface here

0,72km²

Basins crossed

12

Max stream order

8

Max drainage

471 454km²

Discharge in basins

6 117,7m³/s

Mean precip.

1 136mm/an

Mean T°

17,2°C

Moisture idx

0,03

Max snow

2%

Mean runoff

574mm/an

Mean elev. (basins)

507m

Rivers / streams (28, ord ≥ 4)

16 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

0,4nW

Built-up

41,5%

Pesticides

76,1kg/km²

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