Ontologia

Commune · CHN

Junxian

China

CwaTemperate, dry winter, hot summer(50 %)

Species observed

861

Observations

3 062

Area

3 118,2km²

Ecological tissue

Sample of 38 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 Junxian : 36 espèces reliées par 27 interactions GloBI sur 3 types (connectance 3.8%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
27
Connectance
0.038
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

861 distinct species · 3 062 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 062 obs · 29 cellules
Obs. / cellule
≥ 1 833
194–1 832
27–193
8–26
< 8

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

Climate

Mean T°

15,1°C

Annual rain

1 012mm

Warmest m°

29,8°C

Coldest m°

-2,5°C

Elevation: 388 m on average (min 93 m, max 1 334 m)

Bioclimatic detailsExpert
Annual mean temp.
15,1°C
Annual rain
1 012mm
Warmest month
29,8°C
Coldest month
-2,5°C
Mean alt.
388m
Min
93m
Max
1 334m
Std. dev.
223m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(50 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,7

Org. C

21,5g/kg

Clay

32,8%

Sand

28,1%

Silt

39,2%

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

Dominant lithology: smGLiMaggregated to Shiyan

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
37,9g/kg
Clay
30,8%
Sand
29,1%
Silt
40,0%
5–15 cm
pH H₂O
6,7
Org. C
16,2g/kg
Clay
32,3%
Sand
28,2%
Silt
39,6%
15–30 cm
pH H₂O
6,7
Org. C
10,5g/kg
Clay
35,2%
Sand
26,9%
Silt
37,9%

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

Land cover

Forest52.8%
Crops10.8%
Built-up0.3%
Bare soil2.0%
Other (grassland, water…)34.1%

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

Hydrology14 basins · 9 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

383,7km

Lake surface here

146,10km²

Basins crossed

14

Max stream order

6

Max drainage

95 355km²

Discharge in basins

2 949,5m³/s

Mean precip.

878mm/an

Mean T°

14,6°C

Moisture idx

-0,24

Max snow

1%

Mean runoff

230mm/an

Mean elev. (basins)

392m

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

35,3%

Pesticides

78,1kg/km²

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

Protected areas1

IUCN VI · 1

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN