Commune · CHN
Jiujiang Xiàn
China
Species observed
427
Observations
3 648
Area
816,7km²
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 Jiujiang Xiàn : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 2 types (connectance 6.9%, 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
427 distinct species · 3 648 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
17,4°C
Annual rain
1 871mm
Warmest m°
32,3°C
Coldest m°
1,1°C
Elevation: 69 m on average (min 13 m, max 449 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
6,1
Org. C
17,3g/kg
Clay
27,1%
Sand
24,4%
Silt
48,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Jiujiang
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)
Hydrology2 basins · 29 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
121,5km
Lake surface here
59,16km²
Basins crossed
2
Max stream order
9
Max drainage
1 493 199km²
Discharge in basins
6 245,7m³/s
Mean precip.
1 480mm/an
Mean T°
16,9°C
Moisture idx
0,24
Max snow
2%
Mean runoff
1 032mm/an
Mean elev. (basins)
116m
Watersheds crossing here
Lakes (29, top by area)
- Chi Huarea36,3 km²avg depth4.4 m
- 八里湖（鹤问湖）area29,1 km²avg depth3.8 m
- 八里湖（鹤问湖）area6,1 km²avg depth5.3 m
- Sai Huarea4,3 km²avg depth1.9 m
- 赛湖area2,9 km²avg depth8.1 m
- 赤湖area1,9 km²avg depth0.7 m
- Lake #76261area1,5 km²avg depth1.0 m
- Lac 1379420area0,8 km²avg depth2.3 m
- Lac 1379270area0,7 km²avg depth1.5 m
20 more lakes
- Lac 1379268area0,7 km²avg depth1.2 m
- Lac 1379301area0,7 km²avg depth1.4 m
- Lac 1379449area0,7 km²avg depth2.3 m
- Lac 1379461area0,7 km²avg depth2.8 m
- Lac 1379265area0,6 km²avg depth1.5 m
- Lac 1379482area0,6 km²avg depth3.3 m
- Lac 1379476area0,5 km²avg depth2.7 m
- Lac 1379467area0,5 km²avg depth2.7 m
- Lac 1379306area0,4 km²avg depth1.5 m
- Lac 1379393area0,3 km²avg depth4.1 m
- Lac 1379444area0,3 km²avg depth2.2 m
- Lac 1379188area0,3 km²avg depth2.4 m
- Lac 1379517area0,3 km²avg depth5.1 m
- Lac 1379276area0,3 km²avg depth0.8 m
- Lac 1379487area0,2 km²avg depth2.7 m
- Lac 1379546area0,1 km²avg depth3.0 m
- Lac 1379286area0,1 km²avg depth0.9 m
- Lac 1379532area0,1 km²avg depth2.4 m
- Lac 1379478area0,1 km²avg depth1.1 m
- Lac 1379455area0,1 km²avg depth1.2 m
Rivers / streams (10, ord ≥ 4)
- 长河ord 6len here36.61 km13%total281 km
- 马回岭水ord 3len here34.50 km82%total42 km
- 长江ord 9len here15.10 km0%total3801 km
- 庐山水ord 3len here12.62 km60%total21 km
- 干家河ord 3len here6.49 km100%total6 km
- 将军河ord 1len here5.41 km44%total12 km
- 白沙水ord 3len here4.64 km18%total26 km
- 老沙河ord 3len here4.18 km82%total5 km
- 护池河ord 4len here1.65 km23%total7 km
- 十里河ord 2len here0.29 km1%total23 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
2,1nW
Built-up
200,8%
Pesticides
76,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)