Commune · CHN
Sa'gya
China
Species observed
214
Observations
400
Area
6 064,8km²
Ecological tissue
Sample of 45 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 Sa'gya : 40 espèces reliées par 41 interactions GloBI sur 2 types (connectance 4.1%, 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
214 distinct species · 400 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
0,9°C
Annual rain
797mm
Warmest m°
14,0°C
Coldest m°
-15,5°C
Elevation: 4 802 m on average (min 3 891 m, max 5 816 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
7,4
Org. C
20,3g/kg
Clay
11,9%
Sand
56,4%
Silt
31,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Shigatse
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 · 1 rivers
Hydrology metrics for this exact territory
Stream length here
247,7km
Basins crossed
21
Max stream order
4
Max drainage
79 789km²
Discharge in basins
130,9m³/s
Mean precip.
277mm/an
Mean T°
0,4°C
Moisture idx
-0,65
Max snow
2%
Mean runoff
161mm/an
Mean elev. (basins)
4 780m
Watersheds crossing here
- Bassin de 雅鲁藏布江 ཡར་ཀླུངས་གཙང་པོ།sub-area1 489,4 km²overlap1099.48 km²18%
- Basin #15090sub-area2 456,8 km²overlap1056.61 km²17%
- Bassin de 下布曲sub-area1 088,2 km²overlap942.66 km²16%
- Bassin de 下布曲sub-area775,5 km²overlap721.66 km²12%
- Bassin de 下布曲sub-area581,2 km²overlap579.75 km²10%
- Bassin de 下布曲sub-area509,5 km²overlap471.86 km²8%
- Bassin de 下布曲sub-area384 km²overlap381.87 km²6%
- Basin #03940sub-area490 km²overlap330.15 km²5%
- Bassin de 下布曲sub-area388,8 km²overlap290.38 km²5%
12 more basinssorted by overlap
- Bassin de གཡསརུ་གཙང་པོ་ (叶如藏布)sub-area1 204,2 km²overlap120.80 km²2%
- Bassin de 雅鲁藏布江 ཡར་ཀླུངས་གཙང་པོ།sub-area233,3 km²overlap15.30 km²0%
- Bassin de 雅鲁藏布江 ཡར་ཀླུངས་གཙང་པོ།sub-area268,1 km²overlap14.52 km²0%
- Bassin de ཉང་ཆུ 年楚河sub-area929,3 km²overlap14.34 km²0%
- Basin #86760sub-area163,6 km²overlap14.10 km²0%
- Basin #08380sub-area808 km²overlap3.53 km²0%
- Basin #56170sub-area1 067 km²overlap2.07 km²0%
- Bassin de ཉང་ཆུ 年楚河sub-area1 469,5 km²overlap2.05 km²0%
- Bassin de གཡསརུ་གཙང་པོ་ (叶如藏布)sub-area974,8 km²overlap1.52 km²0%
- Basin #87510sub-area772,9 km²overlap0.89 km²0%
- Bassin de 雅鲁藏布江 ཡར་ཀླུངས་གཙང་པོ།sub-area737,4 km²overlap0.79 km²0%
- Basin #08280sub-area442,4 km²overlap0.43 km²0%
Rivers / streams (1, ord ≥ 4)
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
69,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)