HydroBASINS lev08 watershed · #4080874020
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
950,9km²
Upstream area
11 855,6km²
Discharge
300,31m³/s
Mean elev.
470m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 沙溪996 km²
- Bassin de 东溪951 km²
2 dept-equivalent regions (GADM L2)
- 874.3 km²92.1% of basin
- 74.8 km²7.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
145 distinct species · 329 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 : 34 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 4 types (connectance 5.1%, 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 711mm
Moisture idx (CMI)
0,29
Runoff
822mm/an
PET
1 218mm
AET
1 125mm
Mean slope
13,8°
Water table
494cm
Forest
78%
Crops
9%
Urban
4%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)