HydroBASINS lev08 watershed · #4080872090
Bassin de 沙溪
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 : Nanping, Sanming
Sub-basin area
389,1km²
Upstream area
25 939,9km²
Discharge
706,54m³/s
Mean elev.
468m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 富屯溪1254 km²
- Bassin de 沙溪951 km²
2 dept-equivalent regions (GADM L2)
- 374.4 km²96.4% of basin
- 14.0 km²3.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
805 distinct species · 1 688 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 47 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 沙溪 : 42 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 5 types (connectance 4.1%, filtre Serrano α=0.2). 5 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°
18,4°C
Annual rain
1 727mm
Moisture idx (CMI)
0,30
Runoff
830mm/an
PET
1 203mm
AET
1 121mm
Mean slope
17,1°
Water table
593cm
Forest
82%
Crops
15%
Urban
10%
Protected
15%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)