HydroBASINS lev08 watershed · #6080828120
Bassin de Rio Piratini
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 4 administrative regions : Bossoroca, Santo Antônio das Missões, São Luiz Gonzaga, São Nicolau
Sub-basin area
276,1km²
Upstream area
4 204,6km²
Discharge
113,91m³/s
Mean elev.
153m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Piratini1220 km²
- Bassin de Arroio Ximbocu246 km²
4 dept-equivalent regions (GADM L2)
- 105.7 km²38.4% of basin
- 93.5 km²33.9% of basin
- 76.4 km²27.7% of basin
- 0.1 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
66 distinct species · 89 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 7 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 Piratini : 3 espèces reliées par 7 interactions GloBI sur 2 types (connectance 33.3%, filtre Serrano α=0.2). 4 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°
20,7°C
Annual rain
1 822mm
Moisture idx (CMI)
0,16
Runoff
903mm/an
PET
1 528mm
AET
1 332mm
Mean slope
2,2°
Water table
149cm
Forest
6%
Crops
23%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)