HydroBASINS lev08 watershed · #6080793190
Bassin de Rio Iguaçu
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 6 administrative regions : Chopinzinho, Rio Bonito do Iguaçu, Saudade do Iguaçu, Sulina, São Jorge d'Oeste +1
Sub-basin area
564,1km²
Upstream area
44 464,9km²
Discharge
905,74m³/s
Mean elev.
583m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Chagu597 km²
- Bassin de Rio Iguaçu385 km²
6 dept-equivalent regions (GADM L2)
- 170.7 km²30.3% of basin
- 151.2 km²26.9% of basin
- 107.9 km²19.2% of basin
- 71.2 km²12.7% of basin
- 62.0 km²11.0% of basin
- 0.1 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
172 distinct species · 314 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Iguaçu : 30 espèces reliées par 35 interactions GloBI sur 5 types (connectance 5.3%, filtre Serrano α=0.2). 7 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°
18,2°C
Annual rain
1 825mm
Moisture idx (CMI)
0,17
Runoff
756mm/an
PET
1 521mm
AET
1 412mm
Mean slope
6,3°
Water table
257cm
Forest
10%
Crops
33%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)