HydroBASINS lev08 watershed · #4080562610
Bassin de 黑武分干渠
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Lanzhou, Wuwei
Sub-basin area
434,2km²
Upstream area
2 847,8km²
Discharge
0,33m³/s
Mean elev.
2 395m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 庄浪河698 km²
- Bassin de 龙潭河394 km²
2 dept-equivalent regions (GADM L2)
- 433.8 km²99.9% of basin
- 0.6 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
207 distinct species · 354 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 13 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 Bassin de 黑武分干渠 : 12 espèces reliées par 13 interactions GloBI sur 2 types (connectance 16.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
4,6°C
Annual rain
385mm
Moisture idx (CMI)
-0,55
Runoff
4mm/an
PET
868mm
AET
337mm
Mean slope
8,5°
Water table
507cm
Forest
0%
Crops
27%
Urban
7%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)