Commune · CHN
Wannian
China
Species observed
23
Observations
31
Area
1 150,6km²
Ecological tissue
Sample of 5 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 Wannian : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
23 distinct species · 31 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,6°C
Annual rain
2 250mm
Warmest m°
33,0°C
Coldest m°
2,0°C
Elevation: 88 m on average (min 15 m, max 517 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
5,2
Org. C
17,3g/kg
Clay
29,9%
Sand
26,2%
Silt
44,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Shangrao
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)
Hydrology5 basins · 25 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
191,1km
Lake surface here
12,68km²
Basins crossed
5
Max stream order
6
Max drainage
16 939km²
Discharge in basins
112,4m³/s
Mean precip.
1 686mm/an
Mean T°
17,9°C
Moisture idx
0,30
Mean runoff
1 138mm/an
Mean elev. (basins)
70m
Watersheds crossing here
Lakes (25, top by area)
- Dongyuanshan Shuikuarea4,6 km²avg depth2.5 m
- Dagangqiao Shuikuarea1,6 km²avg depth29.7 m
- Lac 1381174area0,8 km²avg depth5.8 m
- Lac 1380887area0,7 km²avg depth3.3 m
- Lac 1381259area0,5 km²avg depth3.5 m
- Lac 1381023area0,4 km²avg depth2.2 m
- Lac 1381237area0,4 km²avg depth4.2 m
- Lac 1381001area0,3 km²avg depth3.2 m
- Lac 1381275area0,3 km²avg depth3.1 m
16 more lakes
- Lac 1380997area0,3 km²avg depth4.0 m
- Lac 1381012area0,3 km²avg depth2.5 m
- Lac 1380982area0,3 km²avg depth2.3 m
- Lac 1381083area0,2 km²avg depth6.1 m
- Lac 1381218area0,2 km²avg depth4.1 m
- Lac 1380763area0,2 km²avg depth2.7 m
- Lac 1380979area0,2 km²avg depth1.8 m
- Lac 1380746area0,2 km²avg depth2.3 m
- Lac 1381063area0,2 km²avg depth3.0 m
- Lac 1380937area0,2 km²avg depth1.8 m
- Lac 1381189area0,2 km²avg depth4.6 m
- Lac 1381091area0,2 km²avg depth5.4 m
- Lac 1380955area0,2 km²avg depth2.7 m
- Lac 1380959area0,1 km²avg depth2.1 m
- Lac 1381050area0,1 km²avg depth5.7 m
- Lac 1380957area0,1 km²avg depth2.8 m
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
0,5nW
Built-up
155,9%
Pesticides
65,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)