HydroBASINS lev08 watershed · #6080824220
Bassin de Rio Ijuí
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 10 administrative regions : Dezesseis de Novembro, Pirapó, Porto Xavier, Rolador, Roque Gonzales +5
Sub-basin area
702,7km²
Upstream area
10 471,7km²
Discharge
299,6m³/s
Mean elev.
176m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Ijuí263 km²
- Bassin de Arroio Rolador116 km²
10 dept-equivalent regions (GADM L2)
- 244.0 km²34.8% of basin
- 132.2 km²18.8% of basin
- 97.7 km²13.9% of basin
- 75.9 km²10.8% of basin
- 71.9 km²10.3% of basin
- 31.2 km²4.4% of basin
- 24.5 km²3.5% of basin
- 14.2 km²2.0% of basin
2 moreFull L2 list
- Salvador das Missões10.0 km² · 1.4%
- São Nicolau0.0 km² · 0.0%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
231 distinct species · 575 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 Rio Ijuí : 33 espèces reliées par 31 interactions GloBI sur 3 types (connectance 4.2%, filtre Serrano α=0.2). 6 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°
20,8°C
Annual rain
1 830mm
Moisture idx (CMI)
0,16
Runoff
884mm/an
PET
1 545mm
AET
1 354mm
Mean slope
3,4°
Water table
202cm
Forest
14%
Crops
40%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)