Commune · CHN
Junan
China
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).
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).
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.
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 details19 BIO + Köppen full + altitude statsExpert
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 detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
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
Watersheds crossing here
- Bassin de 龙王河sub-area547,3 km²overlap423.09 km²24%
- Bassin de 鸡龙河sub-area283 km²overlap283.00 km²16%
- Bassin de 绣针河sub-area998,2 km²overlap236.93 km²14%
- Bassin de 浔河sub-area502,6 km²overlap216.95 km²12%
- Bassin de 沭河sub-area244,3 km²overlap209.88 km²12%
- Bassin de 青口河sub-area856,1 km²overlap180.71 km²10%
- Bassin de 沭河sub-area307,1 km²overlap170.11 km²10%
- Bassin de 沭河sub-area982 km²overlap26.89 km²2%
- Bassin de 汤河sub-area346,2 km²overlap7.11 km²0%
1 more basinssorted by overlap
Lakes (26, top by area)
- Doushan Shuikuarea13,3 km²avg depth22.5 m
- Xiangdi Shuikuarea3,1 km²avg depth5.9 m
- Huyuan Shuikuarea1,4 km²avg depth3.5 m
- Dashan Shuikuarea1,3 km²avg depth6.8 m
- Lac 1371767area0,9 km²avg depth5.3 m
- Lac 1371938area0,7 km²avg depth4.2 m
- Lac 1371817area0,4 km²avg depth4.5 m
- Lac 1371971area0,3 km²avg depth4.2 m
- Lac 1371760area0,3 km²avg depth5.1 m
17 more lakes
- Lac 1371974area0,3 km²avg depth3.2 m
- Lac 1371818area0,2 km²avg depth4.5 m
- Lac 1371925area0,2 km²avg depth2.3 m
- Lac 1371737area0,2 km²avg depth3.8 m
- Lac 1371939area0,2 km²avg depth3.5 m
- Lac 1371840area0,2 km²avg depth2.3 m
- Lac 1371981area0,1 km²avg depth3.2 m
- Lac 1371712area0,1 km²avg depth3.5 m
- Lac 1371823area0,1 km²avg depth3.0 m
- Lac 1371880area0,1 km²avg depth2.1 m
- Lac 1371675area0,1 km²avg depth2.0 m
- Lac 1371955area0,1 km²avg depth2.8 m
- Lac 1371968area0,1 km²avg depth2.2 m
- Lac 1371900area0,1 km²avg depth2.7 m
- Lac 1371825area0,1 km²avg depth1.9 m
- Lac 1371998area0,1 km²avg depth3.7 m
- Lac 1371854area0,1 km²avg depth3.6 m
Rivers / streams (7, ord ≥ 4)
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.)