Commune · CHN
Changji
China
Species observed
350
Observations
802
Area
8 076,4km²
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 Changji : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) + 3 bulles famille, 35 interactions GloBI documentées sur 3 types (connectance 9.3%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
350 distinct species · 802 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
5,1°C
Annual rain
320mm
Warmest m°
27,4°C
Coldest m°
-20,0°C
Elevation: 1 130 m on average (min 405 m, max 4 082 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
8,1
Org. C
22,0g/kg
Clay
25,2%
Sand
35,9%
Silt
38,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Changji Hui
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)
Hydrology30 basins · 27 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
536,6km
Lake surface here
17,06km²
Basins crossed
30
Max stream order
4
Max drainage
20 449km²
Discharge in basins
12,3m³/s
Mean precip.
199mm/an
Mean T°
5,7°C
Moisture idx
-0,76
Max snow
30%
Mean runoff
15mm/an
Mean elev. (basins)
1 172m
Watersheds crossing here
- Bassin de 三屯河sub-area1 257,4 km²overlap1259.06 km²16%
- Bassin de 头屯河sub-area2 217,4 km²overlap1247.42 km²15%
- Bassin de 三屯河sub-area1 576 km²overlap1052.97 km²13%
- Bassin de 三屯河sub-area751,9 km²overlap733.80 km²9%
- Bassin de 乌鲁木齐河sub-area1 226,4 km²overlap594.21 km²7%
- Basin #80950sub-area456,7 km²overlap446.98 km²6%
- Basin #80960sub-area481,3 km²overlap446.43 km²6%
- Basin #52310sub-area3 707,3 km²overlap419.01 km²5%
- Basin #90730sub-area943,2 km²overlap405.54 km²5%
21 more basinssorted by overlap
- Bassin de 三屯河sub-area265,2 km²overlap265.73 km²3%
- Basin #95730sub-area205,5 km²overlap205.91 km²3%
- Basin #30450sub-area259,2 km²overlap167.75 km²2%
- Bassin de 三屯河sub-area169,5 km²overlap164.90 km²2%
- Bassin de 头屯河sub-area674,4 km²overlap115.30 km²1%
- Basin #80830sub-area105,7 km²overlap105.98 km²1%
- Basin #80820sub-area158,3 km²overlap103.70 km²1%
- Basin #81350sub-area415,5 km²overlap94.57 km²1%
- Basin #87420sub-area1 232,5 km²overlap70.80 km²1%
- Bassin de 乌鲁木齐河sub-area343,4 km²overlap62.28 km²1%
- Basin #97940sub-area67,3 km²overlap37.62 km²0%
- Bassin de 三屯河sub-area303,6 km²overlap30.54 km²0%
- Bassin de 乌拉斯台河sub-area1 242,6 km²overlap14.24 km²0%
- Basin #81520sub-area74,4 km²overlap9.66 km²0%
- Bassin de 呼图壁河sub-area670,9 km²overlap7.88 km²0%
- Bassin de 呼图壁河sub-area933,7 km²overlap7.31 km²0%
- Bassin de 呼图壁河sub-area493,8 km²overlap4.61 km²0%
- Bassin de 引额济乌sub-area22,7 km²overlap0.73 km²0%
- Bassin de 巴音郭勒河sub-area1 079 km²overlap0.72 km²0%
- Bassin de 乌鲁木齐河sub-area271,2 km²overlap0.63 km²0%
- Bassin de 乌鲁木齐河sub-area1 351,1 km²overlap0.16 km²0%
Lakes (27, top by area)
- Lake #71486area5,2 km²avg depth1.2 m
- Lake #71475area2,3 km²avg depth0.9 m
- 三屯河水库area1,7 km²avg depth18.4 m
- Jijicaozi Shuikuarea1,5 km²avg depth1.1 m
- 头屯河水库area1,2 km²avg depth11.8 m
- Lac 1361889area0,8 km²avg depth2.9 m
- Lac 1361837area0,7 km²avg depth2.2 m
- Lac 1361869area0,6 km²avg depth2.8 m
- Lac 1361773area0,4 km²avg depth2.1 m
18 more lakes
- Lac 1361795area0,4 km²avg depth2.2 m
- Lac 1361834area0,4 km²avg depth1.4 m
- Lac 1361772area0,3 km²avg depth1.7 m
- Lac 1361790area0,3 km²avg depth2.1 m
- Lac 1361860area0,3 km²avg depth2.2 m
- Lac 1361896area0,3 km²avg depth3.1 m
- Lac 1361822area0,3 km²avg depth2.3 m
- Lac 1361685area0,3 km²avg depth1.4 m
- Lac 1361847area0,3 km²avg depth1.9 m
- Lac 1361619area0,3 km²avg depth2.6 m
- Lac 1361691area0,2 km²avg depth1.4 m
- Lac 1361813area0,2 km²avg depth2.2 m
- Lac 1361861area0,2 km²avg depth1.3 m
- Lac 1361784area0,2 km²avg depth1.8 m
- Lac 1361830area0,2 km²avg depth1.5 m
- Lac 1361924area0,2 km²avg depth2.2 m
- Lac 1361723area0,1 km²avg depth1.1 m
- Lac 1361912area0,1 km²avg depth2.4 m
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,6nW
Built-up
31,9%
Pesticides
39,6kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)