HydroBASINS lev08 watershed · #6080425540
Bassin de Rio Madeira
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 : Porto Velho
Sub-basin area
529,4km²
Upstream area
1 013 282,1km²
Discharge
21 430,73m³/s
Mean elev.
66m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Madeira532 km²
- Bassin de Rio Madeira137 km²
1 dept-equivalent regions (GADM L2)
- 527.2 km²100.0% of basin
3 intersecting protected areas
Estação Ecológica De Cuniã
IUCN IaEcological Station
143.87 km² overlap
Floresta Nacional De Jacundá
IUCN VIForest
80.40 km² overlap
Natural Heritage Private Reserve
5.90 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
158 distinct species · 234 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Madeira : 12 espèces reliées par 17 interactions GloBI sur 1 type (connectance 11.1%, 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°
26,2°C
Annual rain
2 158mm
Moisture idx (CMI)
0,20
Runoff
1 470mm/an
PET
1 720mm
AET
1 352mm
Mean slope
1,0°
Water table
36cm
Forest
90%
Crops
0%
Urban
0%
Protected
43%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)