HydroBASINS lev08 watershed · #6080469450
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 2 administrative regions : Lábrea, Porto Velho
Sub-basin area
1 571km²
Upstream area
957 206,9km²
Discharge
18 358,85m³/s
Mean elev.
148m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Abunã1691 km²
- Bassin de Rio Madeira532 km²
2 dept-equivalent regions (GADM L2)
- 1557.6 km²99.6% of basin
- 6.9 km²0.4% of basin
2 intersecting protected areas
Parque Nacional Mapinguari
IUCN IIPark
848.95 km² overlap
Estação Ecológica Umirizal
IUCN IaEcological Station
254.25 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 471 distinct species · 19 060 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 : 5 espèces reliées par 4 interactions GloBI sur 2 types (connectance 26.7%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
26,1°C
Annual rain
1 721mm
Moisture idx (CMI)
-0,01
Runoff
1 123mm/an
PET
1 741mm
AET
1 282mm
Mean slope
2,8°
Water table
131cm
Forest
97%
Crops
0%
Urban
0%
Protected
54%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)