HydroBASINS lev08 watershed · #4080421970
Bassin de 长济渠
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 : Baynnur, Ordos
Sub-basin area
1 254,9km²
Upstream area
20 791,5km²
Discharge
7,34m³/s
Mean elev.
1 024m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 摩楞河2510 km²
- Bassin de 苏独仑二支渠1036 km²
2 dept-equivalent regions (GADM L2)
- 1256.5 km²100.0% of basin
- 0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
134 distinct species · 610 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 长济渠 : 17 espèces reliées par 50 interactions GloBI sur 3 types (connectance 14.2%, filtre Serrano α=0.2). 10 bulles taxonomiques (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°
7,1°C
Annual rain
205mm
Moisture idx (CMI)
-0,80
Runoff
18mm/an
PET
1 016mm
AET
185mm
Mean slope
0,0°
Water table
4cm
Forest
0%
Crops
47%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)