Commune · CHN
Aba
China
Species observed
894
Observations
2 489
Area
9 982,1km²
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 Aba : 22 espèces reliées par 39 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 8 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
894 distinct species · 2 489 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
-1,2°C
Annual rain
1 101mm
Warmest m°
15,0°C
Coldest m°
-24,9°C
Elevation: 3 803 m on average (min 3 125 m, max 4 791 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
6,6
Org. C
62,9g/kg
Clay
18,0%
Sand
37,4%
Silt
44,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Ngawa Tibetan and Qiang
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)
Hydrology24 basins · 5 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
816,9km
Lake surface here
1,41km²
Basins crossed
24
Max stream order
6
Max drainage
70 236km²
Discharge in basins
773,5m³/s
Mean precip.
728mm/an
Mean T°
1,6°C
Moisture idx
-0,12
Max snow
12%
Mean runoff
400mm/an
Mean elev. (basins)
3 796m
Watersheds crossing here
- Bassin de 麻尔曲sub-area2 501,5 km²overlap2364.36 km²24%
- Bassin de 贾曲sub-area2 166,6 km²overlap1970.35 km²20%
- Bassin de 阿科河sub-area1 381,1 km²overlap1373.63 km²14%
- Bassin de 东柯河sub-area1 115,8 km²overlap790.83 km²8%
- Bassin de 黄河sub-area1 602,3 km²overlap566.64 km²6%
- Bassin de 阿科河sub-area534,5 km²overlap361.24 km²4%
- Bassin de 阿科河sub-area339,1 km²overlap336.48 km²3%
- Basin #74400sub-area905,6 km²overlap277.24 km²3%
- Bassin de 脚木足河sub-area484 km²overlap275.32 km²3%
15 more basinssorted by overlap
- Bassin de 阿科河sub-area442 km²overlap263.26 km²3%
- Bassin de Shaqu Qusub-area1 592,6 km²overlap260.96 km²3%
- Bassin de 阿科河sub-area239,7 km²overlap239.58 km²2%
- Bassin de 白河sub-area735,8 km²overlap222.68 km²2%
- Bassin de 黄河sub-area854,8 km²overlap196.05 km²2%
- Bassin de 白河sub-area697,6 km²overlap152.96 km²2%
- Bassin de 阿科河sub-area101,9 km²overlap101.79 km²1%
- Bassin de 阿科河sub-area97,4 km²overlap97.39 km²1%
- Bassin de 白河sub-area558,9 km²overlap87.78 km²1%
- Bassin de 脚木足河sub-area808,3 km²overlap20.21 km²0%
- Bassin de 白河sub-area1 274,8 km²overlap17.97 km²0%
- Bassin de 热尔卡河sub-area1 636,3 km²overlap2.76 km²0%
- Bassin de 马尔曲sub-area2 641,1 km²overlap1.80 km²0%
- Bassin de 青坪河sub-area1 236,5 km²overlap0.88 km²0%
- Bassin de 黄河sub-area379,7 km²overlap0.00 km²0%
Lakes (5, top by area)
Rivers / streams (10, ord ≥ 4)
- 阿科河ord 5len here272.00 km95%total286 km
- 麻尔曲ord 5len here156.65 km79%total199 km
- 贾曲ord 4len here145.13 km90%total162 km
- 东柯河ord 4len here66.45 km71%total93 km
- 尼柯河ord 4len here64.05 km100%total64 km
- 黄河ord 8len here37.35 km0%total10178 km
- 脚木足河ord 6len here34.44 km12%total290 km
- 阿曲ord 3len here16.12 km100%total16 km
- 白河ord 4len here15.62 km4%total364 km
- 当柯河ord 1len here9.12 km100%total9 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
0,9%
Pesticides
42,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)