HydroBASINS lev08 watershed · #6080781700
Bassin de Rio Ribeira de Iguape
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 5 administrative regions : Iguape, Juquiá, Pariquera-Açu, Registro, Sete Barras
Sub-basin area
672,3km²
Upstream area
21 652,6km²
Discharge
480,93m³/s
Mean elev.
31m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Ribeira de Iguape100 km²
- Bassin de Rio Juquiá27 km²
5 dept-equivalent regions (GADM L2)
- 461.5 km²68.8% of basin
- 205.9 km²30.7% of basin
- 2.2 km²0.3% of basin
- Sete BarrasSão Paulo · Brazil0.7 km²0.1% of basin
- Pariquera-AçuSão Paulo · Brazil0.6 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
438 distinct species · 1 307 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Ribeira de Iguape : 32 espèces reliées par 44 interactions GloBI sur 3 types (connectance 5.6%, filtre Serrano α=0.2). 8 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°
21,9°C
Annual rain
1 668mm
Moisture idx (CMI)
0,17
Runoff
1 044mm/an
PET
1 387mm
AET
1 294mm
Mean slope
3,0°
Water table
82cm
Forest
11%
Crops
6%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)