HydroBASINS lev08 watershed · #4080009800
Bassin de 通扬运河
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 : Nantong
Sub-basin area
936,1km²
Upstream area
936,3km²
Discharge
10,58m³/s
Mean elev.
5m
Species present
88 distinct species · 368 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 通扬运河 : 23 espèces reliées par 26 interactions GloBI sur 4 types (connectance 6.0%, filtre Serrano α=0.2). 7 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°
14,8°C
Annual rain
1 023mm
Moisture idx (CMI)
0,04
Runoff
338mm/an
PET
981mm
AET
866mm
Mean slope
0,0°
Water table
1cm
Forest
0%
Crops
67%
Urban
29%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)