Commune · CHN
Xiaochang
China
Species observed
95
Observations
230
Area
1 190,7km²
Ecological tissue
Sample of 30 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 Xiaochang : 28 espèces reliées par 35 interactions GloBI sur 2 types (connectance 8.0%, filtre Serrano α=0.2). 2 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
95 distinct species · 230 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,3°C
Annual rain
1 288mm
Warmest m°
31,1°C
Coldest m°
-1,5°C
Elevation: 91 m on average (min 30 m, max 620 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
6,5
Org. C
17,6g/kg
Clay
29,0%
Sand
27,2%
Silt
43,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: pbGLiMaggregated to Xiaogan
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)
Hydrology9 basins · 14 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
168,4km
Lake surface here
10,00km²
Basins crossed
9
Max stream order
4
Max drainage
3 496km²
Discharge in basins
69,1m³/s
Mean precip.
1 147mm/an
Mean T°
16,2°C
Moisture idx
0,03
Max snow
1%
Mean runoff
440mm/an
Mean elev. (basins)
101m
Watersheds crossing here
- Bassin de 会亭河sub-area376,8 km²overlap371.26 km²31%
- Bassin de 澴水sub-area520,8 km²overlap246.76 km²21%
- Bassin de 刘家河sub-area1 509,4 km²overlap237.11 km²20%
- Bassin de 府河sub-area1 591 km²overlap139.09 km²12%
- Bassin de 澴水sub-area1 073 km²overlap94.00 km²8%
- Bassin de 女儿港sub-area309,8 km²overlap59.84 km²5%
- Bassin de 刘家河sub-area16,6 km²overlap16.57 km²1%
- Bassin de 不水sub-area195,8 km²overlap15.76 km²1%
- Bassin de 滠水sub-area2 768,4 km²overlap10.32 km²1%
Lakes (14, top by area)
- Bachawa Shuikuarea2,8 km²avg depth3.1 m
- 观音岩水库area2,6 km²avg depth39.3 m
- Lake #75593area2 km²avg depth6.4 m
- Lake #75681area1 km²avg depth1.9 m
- Lac 1376815area0,7 km²avg depth5.9 m
- Lac 1376379area0,2 km²avg depth2.6 m
- Lac 1376612area0,2 km²avg depth2.1 m
- Lac 1376329area0,2 km²avg depth2.9 m
- Lac 1376730area0,2 km²avg depth2.0 m
Rivers / streams (8, ord ≥ 4)
- 刘家河ord 4len here55.18 km38%total145 km
- 澴水ord 4len here40.54 km21%total190 km
- 会亭河ord 2len here28.85 km100%total29 km
- 女儿港ord 2len here14.95 km52%total29 km
- 界河ord 3len here10.33 km10%total105 km
- 徐家河灌区东干三分干ord 4len here7.81 km81%total10 km
- 不水ord 4len here5.99 km20%total30 km
- 徐家河灌区东干渠ord 1len here4.79 km100%total5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
0,6nW
Built-up
125,3%
Pesticides
77,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)