Commune · CHN
Jiangyang
China
Species observed
313
Observations
1 076
Area
2 225,3km²
Ecological tissue
Sample of 37 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 Jiangyang : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 6 types (connectance 9.2%, filtre Serrano α=0.2). 13 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
313 distinct species · 1 076 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
17,6°C
Annual rain
982mm
Warmest m°
29,7°C
Coldest m°
3,0°C
Elevation: 445 m on average (min 377 m, max 869 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
7,3
Org. C
19,7g/kg
Clay
31,4%
Sand
22,4%
Silt
46,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Ziyang
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)
Hydrology7 basins · 15 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
377,2km
Lake surface here
45,62km²
Basins crossed
7
Max stream order
5
Max drainage
11 879km²
Discharge in basins
217,8m³/s
Mean precip.
970mm/an
Mean T°
16,4°C
Moisture idx
-0,06
Max snow
1%
Mean runoff
501mm/an
Mean elev. (basins)
465m
Watersheds crossing here
- Bassin de 绛溪河sub-area881,6 km²overlap676.70 km²30%
- Bassin de 资水河sub-area1 961,3 km²overlap462.36 km²21%
- Bassin de 沱江sub-area1 370,5 km²overlap420.86 km²19%
- Bassin de 沱江sub-area448,8 km²overlap367.48 km²17%
- Bassin de 九曲河sub-area792,7 km²overlap151.78 km²7%
- Bassin de 球溪河sub-area2 539,7 km²overlap139.90 km²6%
- Bassin de 鹿溪河sub-area1 960,9 km²overlap6.22 km²0%
Lakes (15, top by area)
- Sancha Shuikuarea35,5 km²avg depth6.4 m
- Shipan Shuikuarea7 km²avg depth10.6 m
- Laoying Shuikuarea3 km²avg depth12.4 m
- Lac 1378176area0,9 km²avg depth16.9 m
- Lac 1378124area0,8 km²avg depth5.2 m
- Lac 1378003area0,6 km²avg depth5.3 m
- Lac 1378411area0,6 km²avg depth3.8 m
- Lac 1378180area0,5 km²avg depth5.3 m
- Lac 1378275area0,3 km²avg depth3.2 m
Rivers / streams (11, ord ≥ 4)
- 沱江ord 6len here162.25 km16%total988 km
- 绛溪河ord 4len here78.73 km100%total79 km
- 资水河ord 3len here51.61 km42%total124 km
- 九曲河ord 4len here20.92 km12%total171 km
- 环溪河ord 4len here19.77 km53%total37 km
- 高南干渠ord 3len here14.29 km100%total14 km
- 充水南干渠ord 1len here11.32 km100%total11 km
- 毗河供水工程ord 3len here6.77 km15%total45 km
- 龙泉山引水隧洞ord 1len here6.04 km100%total6 km
- 杨溪河ord 4len here4.06 km11%total36 km
- 板板堰ord 3len here1.41 km9%total16 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
3,1nW
Built-up
107,2%
Pesticides
74,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)