HydroBASINS lev08 watershed · #6080850370
Bassin de Rio Vacacaí
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 3 administrative regions : São Gabriel, São Sepé, Vila Nova do Sul
Sub-basin area
404,6km²
Upstream area
3 384,4km²
Discharge
87,89m³/s
Mean elev.
114m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroio Cambaizinho307 km²
- Bassin de Arroio Cambaí255 km²
3 dept-equivalent regions (GADM L2)
- 146.6 km²36.3% of basin
- 141.5 km²35.0% of basin
- 116.0 km²28.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
113 distinct species · 436 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Vacacaí : 25 espèces reliées par 33 interactions GloBI sur 3 types (connectance 7.6%, 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°
19,1°C
Annual rain
1 543mm
Moisture idx (CMI)
0,12
Runoff
854mm/an
PET
1 359mm
AET
1 142mm
Mean slope
2,2°
Water table
117cm
Forest
10%
Crops
18%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)