HydroBASINS lev08 watershed · #4080751440
Bassin de 长河
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 1 administrative regions : Anqing
Sub-basin area
876,8km²
Upstream area
2 185km²
Discharge
53,21m³/s
Mean elev.
229m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 银河828 km²
- Bassin de 安乐河480 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
133 distinct species · 333 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 长河 : 12 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 9 interactions GloBI sur 3 types (connectance 9.9%, filtre Serrano α=0.2). 2 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°
15,8°C
Annual rain
1 462mm
Moisture idx (CMI)
0,26
Runoff
791mm/an
PET
1 082mm
AET
1 043mm
Mean slope
10,0°
Water table
359cm
Forest
46%
Crops
18%
Urban
9%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)