Commune · CHN
Zhag'yab
China
Species observed
307
Observations
660
Area
7 184,3km²
Ecological tissue
Sample of 8 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 Zhag'yab : 8 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 5 interactions GloBI sur 2 types (connectance 17.9%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
307 distinct species · 660 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
0,5°C
Annual rain
780mm
Warmest m°
14,6°C
Coldest m°
-19,4°C
Elevation: 4 295 m on average (min 3 102 m, max 5 306 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
44,9g/kg
Clay
17,5%
Sand
44,4%
Silt
38,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Chamdo
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)
Hydrology21 basins · 0 lakes · 17 rivers
Hydrology metrics for this exact territory
Stream length here
857,3km
Basins crossed
21
Max stream order
6
Max drainage
70 484km²
Discharge in basins
1 113,5m³/s
Mean precip.
521mm/an
Mean T°
2,1°C
Moisture idx
-0,36
Max snow
13%
Mean runoff
219mm/an
Mean elev. (basins)
4 320m
Watersheds crossing here
- Bassin de 扎曲sub-area1 902,1 km²overlap1511.33 km²21%
- Bassin de 昌曲sub-area1 353,1 km²overlap1040.58 km²14%
- Bassin de 归达曲sub-area1 086,7 km²overlap956.34 km²13%
- Bassin de 金河sub-area2 354 km²overlap743.85 km²10%
- Bassin de 汪布曲sub-area628,1 km²overlap566.61 km²8%
- Bassin de 麦曲sub-area498,9 km²overlap498.03 km²7%
- Bassin de 麦曲sub-area483,6 km²overlap483.07 km²7%
- Bassin de 史曲sub-area1 487,3 km²overlap425.68 km²6%
- Bassin de 卡曲sub-area693,7 km²overlap316.10 km²4%
12 more basinssorted by overlap
- Bassin de 扎曲sub-area1 256,3 km²overlap281.88 km²4%
- Bassin de 麦曲sub-area153,9 km²overlap153.70 km²2%
- Bassin de 扎曲sub-area1 056,6 km²overlap89.33 km²1%
- Bassin de 汪布曲sub-area58,5 km²overlap58.47 km²1%
- Basin #46650sub-area303,3 km²overlap16.06 km²0%
- Bassin de 若曲sub-area876,2 km²overlap15.16 km²0%
- Bassin de 开曲sub-area730,1 km²overlap13.32 km²0%
- Bassin de 扎曲sub-area5,9 km²overlap5.92 km²0%
- Bassin de 马曲sub-area1 273,6 km²overlap3.96 km²0%
- Bassin de 达拉河sub-area2 764,1 km²overlap2.43 km²0%
- Bassin de 热曲sub-area516,2 km²overlap1.26 km²0%
- Bassin de 玉曲sub-area1 215,5 km²overlap1.22 km²0%
Rivers / streams (17, ord ≥ 4)
- 扎曲ord 6len here179.13 km12%total1469 km
- 昌曲ord 4len here146.21 km87%total168 km
- 麦曲ord 5len here117.47 km100%total118 km
- 金河ord 5len here91.81 km58%total159 km
- 归达曲ord 4len here66.84 km100%total67 km
- 汪布曲ord 4len here53.31 km100%total53 km
- 色曲ord 5len here46.52 km32%total146 km
- 史曲ord 4len here42.77 km100%total43 km
- 勇曲ord 3len here29.73 km100%total30 km
- 卡曲ord 3len here18.41 km37%total49 km
- 恰姆曲ord 2len here18.38 km100%total18 km
- 穷屯曲ord 1len here12.25 km100%total12 km
5 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
0,3%
Pesticides
27,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)