Commune · CHN
Chao
China
Species observed
383
Observations
1 740
Area
2 054,5km²
Ecological tissue
Sample of 28 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 Chao : 23 espèces reliées par 44 interactions GloBI sur 2 types (connectance 11.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
383 distinct species · 1 740 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,4°C
Annual rain
1 228mm
Warmest m°
31,3°C
Coldest m°
-0,6°C
Elevation: 37 m on average (min 6 m, max 312 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
6,4
Org. C
13,8g/kg
Clay
32,5%
Sand
15,5%
Silt
52,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Chaohu
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)
Hydrology11 basins · 16 lakes · 21 rivers
Hydrology metrics for this exact territory
Stream length here
373,8km
Lake surface here
476,56km²
Basins crossed
11
Max stream order
5
Max drainage
12 476km²
Discharge in basins
280,2m³/s
Mean precip.
1 069mm/an
Mean T°
16,1°C
Moisture idx
-0,02
Max snow
2%
Mean runoff
399mm/an
Mean elev. (basins)
35m
Watersheds crossing here
- Bassin de 鸡裕河sub-area885,6 km²overlap861.85 km²42%
- Bassin de 西河sub-area1 905,9 km²overlap437.76 km²21%
- Bassin de 滁河sub-area2 677 km²overlap234.77 km²11%
- Bassin de 裕溪河sub-area1 797 km²overlap175.50 km²9%
- Bassin de 南淝河sub-area444,2 km²overlap147.15 km²7%
- Bassin de 舒庐干渠sub-area898,7 km²overlap67.25 km²3%
- Bassin de 烔炀河sub-area55,7 km²overlap55.70 km²3%
- Bassin de 湖陇河sub-area686,1 km²overlap39.74 km²2%
- Bassin de 裕溪河sub-area32,4 km²overlap32.36 km²2%
2 more basinssorted by overlap
Lakes (16, top by area)
- Chaoarea786,9 km²avg depth2.6 m
- 下汤水库area1,5 km²avg depth3.5 m
- Lac 1376384area0,8 km²avg depth4.2 m
- Lac 1375460area0,6 km²avg depth2.9 m
- Lac 1375895area0,4 km²avg depth2.6 m
- Lac 1375744area0,4 km²avg depth3.2 m
- Lac 1375761area0,4 km²avg depth4.3 m
- Lac 1376330area0,3 km²avg depth4.4 m
- Lac 1375608area0,3 km²avg depth6.4 m
Rivers / streams (21, ord ≥ 4)
- 裕溪河ord 5len here106.36 km52%total204 km
- 鸡裕河ord 3len here37.81 km100%total38 km
- 柘皋河ord 4len here35.89 km100%total36 km
- 滁河ord 5len here23.78 km7%total355 km
- 烔炀河ord 1len here22.57 km100%total23 km
- 夏阁河ord 2len here20.84 km100%total21 km
- 兆河ord 4len here17.73 km35%total51 km
- 东新河ord 3len here14.90 km34%total44 km
- 陈桥河ord 2len here12.69 km100%total13 km
- 花塘河ord 4len here12.45 km95%total13 km
- 双桥河ord 5len here10.72 km25%total43 km
- 炀河ord 1len here9.62 km100%total10 km
9 more river segmentssorted by Strahler order + length
- 汤河ord 2len here8.86 km49%total18 km
- 沙坝河ord 3len here8.14 km47%total17 km
- 烔河ord 1len here7.67 km100%total8 km
- 洪家河ord 1len here5.57 km32%total17 km
- 环圩河ord 4len here5.56 km14%total40 km
- 高林河ord 4len here5.27 km100%total5 km
- 永丰河ord 1len here4.92 km70%total7 km
- 内港河ord 3len here1.99 km100%total2 km
- 环城河ord 4len here0.46 km100%total0 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
1,4nW
Built-up
176,3%
Pesticides
76,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)