HydroBASINS lev08 watershed · #6080510750
Bassin de Rio Grande
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 : Barra
Sub-basin area
40,2km²
Upstream area
77 451,6km²
Discharge
425,8m³/s
Mean elev.
408m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Grande1121 km²
- Bassin de Rio Grande495 km²
1 intersecting protected areas
Environmental Protection Area
35.85 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
265 distinct species · 594 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 Rio Grande : 30 espèces reliées par 29 interactions GloBI sur 2 types (connectance 4.9%, 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°
25,7°C
Annual rain
657mm
Moisture idx (CMI)
-0,66
Runoff
60mm/an
PET
1 915mm
AET
553mm
Mean slope
0,1°
Water table
14cm
Forest
0%
Crops
1%
Urban
20%
Protected
89%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)