HydroBASINS lev08 watershed · #6080853430
Bassin de Rio Ibicuí da Armada
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 2 administrative regions : Rosário do Sul, Sant'Ana do Livramento
Sub-basin area
657,5km²
Upstream area
6 042,7km²
Discharge
130,4m³/s
Mean elev.
133m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Sanga dos Varejões448 km²
- Bassin de Arroio Vacaquá437 km²
2 dept-equivalent regions (GADM L2)
- 656.2 km²99.9% of basin
- 0.7 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
348 distinct species · 3 411 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Ibicuí da Armada : 22 espèces reliées par 31 interactions GloBI sur 3 types (connectance 8.2%, 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°
18,7°C
Annual rain
1 509mm
Moisture idx (CMI)
0,07
Runoff
711mm/an
PET
1 408mm
AET
1 141mm
Mean slope
2,0°
Water table
126cm
Forest
1%
Crops
14%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)