Ontologia

Commune · CHN

Junan

China

DwaCold, dry winter, hot summer(95 %)

Species observed

44

Observations

113

Area

1 754,7km²

Ecological tissue

Sample of 18 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 Junan : 18 espèces reliées par 15 interactions GloBI sur 3 types (connectance 9.8%, filtre Serrano α=0.2).

Espèces affichées
18
Interactions affichées
15
Connectance
0.098
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

44 distinct species · 113 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

113 obs · 13 cellules
Obs. / cellule
≥ 33
27–32
9–26
6–8
< 6

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

Climate

Mean T°

13,2°C

Annual rain

867mm

Warmest m°

29,4°C

Coldest m°

-5,4°C

Elevation: 108 m on average (min 19 m, max 398 m)

Bioclimatic detailsExpert
Annual mean temp.
13,2°C
Annual rain
867mm
Warmest month
29,4°C
Coldest month
-5,4°C
Mean alt.
108m
Min
19m
Max
398m
Std. dev.
49m
Köppen-Geiger (dominant)
DwaCold, dry winter, hot summer(95 %)Cold

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

Soil & lithology

pH H₂O

6,9

Org. C

10,1g/kg

Clay

24,9%

Sand

40,3%

Silt

34,8%

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

Dominant lithology: paGLiMaggregated to Linyi

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
15,0g/kg
Clay
23,2%
Sand
41,7%
Silt
35,1%
5–15 cm
pH H₂O
6,9
Org. C
8,5g/kg
Clay
24,3%
Sand
40,8%
Silt
34,9%
15–30 cm
pH H₂O
6,9
Org. C
6,9g/kg
Clay
27,3%
Sand
38,4%
Silt
34,3%

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

Land cover

Forest5.8%
Crops57.4%
Built-up4.1%
Bare soil2.9%
Other (grassland, water…)29.9%

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

Hydrology10 basins · 26 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

194,7km

Lake surface here

21,82km²

Basins crossed

10

Max stream order

4

Max drainage

3 944km²

Discharge in basins

45,3m³/s

Mean precip.

893mm/an

Mean T°

12,7°C

Moisture idx

-0,11

Max snow

1%

Mean runoff

246mm/an

Mean elev. (basins)

93m

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

Human pressure

Pop. density

4hab/km²

Night light

2,6nW

Built-up

411,1%

Pesticides

75,0kg/km²

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