HydroBASINS lev08 watershed · #6080628830
Bassin de Ribeirão da Ilha
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 : Arinos
Sub-basin area
34,8km²
Upstream area
2 214,3km²
Discharge
26,97m³/s
Mean elev.
557m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio São Miguel361 km²
- Bassin de Rio São Miguel200 km²
1 dept-equivalent regions (GADM L2)
- 34.7 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
158 distinct species · 311 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Ribeirão da Ilha : 18 espèces reliées par 30 interactions GloBI sur 3 types (connectance 10.0%, 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°
23,6°C
Annual rain
1 197mm
Moisture idx (CMI)
-0,33
Runoff
363mm/an
PET
1 794mm
AET
1 010mm
Mean slope
3,7°
Water table
290cm
Forest
26%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)