Commune · CHN
Ji'an
China
Species observed
230
Observations
322
Area
2 777,8km²
Ecological tissue
Sample of 24 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 Ji'an : 21 espèces reliées par 24 interactions GloBI sur 3 types (connectance 8.0%, filtre Serrano α=0.2). 4 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
230 distinct species · 322 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,9°C
Annual rain
1 809mm
Warmest m°
33,2°C
Coldest m°
2,9°C
Elevation: 147 m on average (min 47 m, max 933 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
5,6
Org. C
18,0g/kg
Clay
27,4%
Sand
32,3%
Silt
40,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Ji'an
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)
Hydrology19 basins · 22 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
514,8km
Lake surface here
13,83km²
Basins crossed
19
Max stream order
6
Max drainage
63 407km²
Discharge in basins
1 686,0m³/s
Mean precip.
1 499mm/an
Mean T°
18,2°C
Moisture idx
0,20
Mean runoff
892mm/an
Mean elev. (basins)
176m
Watersheds crossing here
- Bassin de 禾泸水sub-area1 000,8 km²overlap734.94 km²26%
- Bassin de 富田水sub-area786 km²overlap547.26 km²20%
- Bassin de 同江河sub-area938,7 km²overlap445.10 km²16%
- Bassin de 泸江sub-area418,9 km²overlap354.93 km²13%
- Bassin de 禾水sub-area382,5 km²overlap234.48 km²8%
- Bassin de 文石河sub-area731,6 km²overlap144.51 km²5%
- Bassin de 禾泸水sub-area147,2 km²overlap87.85 km²3%
- Bassin de 洲湖河sub-area1 105,1 km²overlap61.97 km²2%
- Bassin de 赣江sub-area286 km²overlap52.04 km²2%
10 more basinssorted by overlap
- Bassin de 赣江sub-area86,5 km²overlap40.70 km²1%
- Bassin de 孤江sub-area623 km²overlap17.51 km²1%
- Bassin de 孤江sub-area53,8 km²overlap12.65 km²0%
- Bassin de 赣江sub-area1 397,3 km²overlap11.85 km²0%
- Bassin de 泸江sub-area240,7 km²overlap10.14 km²0%
- Bassin de 牛吼江sub-area1 045,9 km²overlap8.75 km²0%
- Bassin de 袁河sub-area1 228,2 km²overlap4.80 km²0%
- Bassin de 赣江sub-area556,4 km²overlap4.56 km²0%
- Bassin de 孤江sub-area426,9 km²overlap3.19 km²0%
- Bassin de 孤江sub-area133,2 km²overlap0.58 km²0%
Lakes (22, top by area)
- 福华山水库area4,2 km²avg depth7.3 m
- 江口水库area2,5 km²avg depth9.0 m
- 银湾桥水库area2,1 km²avg depth14.1 m
- 白云山水库area1,3 km²avg depth88.8 m
- 双山水库area1,2 km²avg depth4.8 m
- Lac 1382566area0,5 km²avg depth3.4 m
- Lac 1382776area0,4 km²avg depth3.8 m
- Lac 1382833area0,4 km²avg depth3.4 m
- Lac 1382781area0,3 km²avg depth1.9 m
13 more lakes
- Lac 1382829area0,2 km²avg depth3.3 m
- Lac 1382688area0,2 km²avg depth4.2 m
- Lac 1382591area0,2 km²avg depth3.3 m
- Lac 1382879area0,2 km²avg depth2.5 m
- Lac 1382499area0,2 km²avg depth3.5 m
- Lac 1382984area0,2 km²avg depth3.6 m
- Lac 1382753area0,2 km²avg depth64.5 m
- Lac 1382940area0,1 km²avg depth4.4 m
- Lac 1382908area0,1 km²avg depth3.8 m
- Lac 1382894area0,1 km²avg depth3.0 m
- Lac 1382962area0,1 km²avg depth6.0 m
- Lac 1382583area0,1 km²avg depth2.4 m
- Lac 1382931area0,1 km²avg depth3.5 m
Rivers / streams (12, ord ≥ 4)
- 禾泸水ord 6len here125.54 km35%total357 km
- 富田水ord 4len here90.34 km98%total93 km
- 同江河ord 4len here66.17 km53%total125 km
- 泸江ord 5len here56.69 km27%total207 km
- 龙陂水ord 5len here52.19 km100%total52 km
- 禾水ord 5len here42.09 km60%total71 km
- 富水河ord 5len here34.09 km20%total170 km
- 赣江ord 8len here17.24 km2%total963 km
- 文石河ord 3len here12.19 km20%total60 km
- 洲湖河ord 4len here9.26 km10%total94 km
- 孤江ord 5len here8.24 km3%total267 km
- 牛吼江ord 4len here0.72 km1%total135 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
0,4nW
Built-up
103,5%
Pesticides
64,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)