HydroBASINS lev08 watershed · #7080708940
Bassin de Pearl River
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 : Leake
Sub-basin area
195,9km²
Upstream area
3 602,2km²
Discharge
67,42m³/s
Mean elev.
123m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Pearl River808 km²
- Bassin de Pearl River584 km²
1 dept-equivalent regions (GADM L2)
- 195.8 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
286 distinct species · 602 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 54 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 Pearl River : 41 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 111 interactions GloBI sur 5 types (connectance 7.5%, filtre Serrano α=0.2). 14 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°
17,1°C
Annual rain
1 434mm
Moisture idx (CMI)
0,00
Runoff
597mm/an
PET
1 429mm
AET
1 070mm
Mean slope
1,4°
Water table
62cm
Forest
80%
Crops
14%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)