HydroBASINS lev08 watershed · #6080843560
Bassin de Rio Ibirapuitã
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 : Alegrete
Sub-basin area
858,5km²
Upstream area
6 707,2km²
Discharge
149,2m³/s
Mean elev.
101m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroio Caverá1465 km²
- Bassin de Rio Ibirapuitã65 km²
1 dept-equivalent regions (GADM L2)
- 857.5 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
350 distinct species · 882 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Ibirapuitã : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 4 types (connectance 6.3%, filtre Serrano α=0.2). 10 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°
18,9°C
Annual rain
1 622mm
Moisture idx (CMI)
0,12
Runoff
754mm/an
PET
1 432mm
AET
1 213mm
Mean slope
1,1°
Water table
85cm
Forest
13%
Crops
7%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)