Ontologia

Commune · CHN

Pengxi

China

CwaTemperate, dry winter, hot summer(100 %)

Species observed

95

Observations

199

Area

1 956km²

Ecological tissue

Sample of 26 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 Pengxi : 24 espèces reliées par 31 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
31
Connectance
0.095
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

95 distinct species · 199 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

199 obs · 17 cellules
Obs. / cellule
≥ 102
55–101
2–54
1–1
< 1

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

Climate

Mean T°

17,8°C

Annual rain

1 087mm

Warmest m°

30,3°C

Coldest m°

3,0°C

Elevation: 361 m on average (min 269 m, max 488 m)

Bioclimatic detailsExpert
Annual mean temp.
17,8°C
Annual rain
1 087mm
Warmest month
30,3°C
Coldest month
3,0°C
Mean alt.
361m
Min
269m
Max
488m
Std. dev.
34m
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

7,3

Org. C

17,4g/kg

Clay

29,8%

Sand

24,0%

Silt

46,1%

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

Dominant lithology: suGLiMaggregated to Suining

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
31,8g/kg
Clay
29,4%
Sand
24,4%
Silt
46,1%
5–15 cm
pH H₂O
7,3
Org. C
11,0g/kg
Clay
30,2%
Sand
23,9%
Silt
45,9%
15–30 cm
pH H₂O
7,3
Org. C
9,4g/kg
Clay
29,9%
Sand
23,7%
Silt
46,4%

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

Land cover

Forest25.4%
Crops51.5%
Built-up0.7%
Bare soil1.1%
Other (grassland, water…)21.3%

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

Hydrology12 basins · 10 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

178,7km

Lake surface here

11,76km²

Basins crossed

12

Max stream order

5

Max drainage

79 826km²

Discharge in basins

303,2m³/s

Mean precip.

990mm/an

Mean T°

17,1°C

Moisture idx

-0,05

Max snow

1%

Mean runoff

503mm/an

Mean elev. (basins)

370m

Watersheds crossing here

3 more basins

Lakes (10, top by area)

1 more lakes

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

Human pressure

Pop. density

4hab/km²

Night light

0,7nW

Built-up

72,8%

Pesticides

75,1kg/km²

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