HydroBASINS lev08 watershed · #4080006530
Bassin · #4080006530
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 : Panjin
Sub-basin area
470,8km²
Upstream area
470,8km²
Discharge
0,38m³/s
Mean elev.
2m
Administrative coverage
1 intersecting protected areas
Shuangtai Estuary
IUCN IaWetland of International Importance (Ramsar Site)
239.40 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
130 distinct species · 334 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 · #4080006530 : 20 espèces reliées par 37 interactions GloBI sur 3 types (connectance 11.4%, filtre Serrano α=0.2). 6 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°
9,2°C
Annual rain
634mm
Moisture idx (CMI)
-0,30
Runoff
97mm/an
PET
900mm
AET
542mm
Mean slope
0,0°
Water table
1cm
Forest
3%
Crops
47%
Urban
13%
Protected
39%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)