HydroBASINS lev08 watershed · #4080717810
Bassin de 姑溪河
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 2 administrative regions : Ma'anshan, Nanjing
Sub-basin area
427km²
Upstream area
10 256,7km²
Discharge
229,19m³/s
Mean elev.
30m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 水阳江1253 km²
- Bassin de 新桥河985 km²
2 dept-equivalent regions (GADM L2)
- 357.7 km²83.8% of basin
- 69.0 km²16.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
78 distinct species · 102 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 姑溪河 : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 32 interactions GloBI sur 5 types (connectance 5.7%, filtre Serrano α=0.2). 3 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°
15,9°C
Annual rain
1 116mm
Moisture idx (CMI)
0,01
Runoff
394mm/an
PET
1 101mm
AET
946mm
Mean slope
2,2°
Water table
92cm
Forest
33%
Crops
56%
Urban
29%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)