HydroBASINS lev08 watershed · #6080477570
Bassin de Río Abuná
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 across 2 countries : Abuná, Acrelândia, Federico Román, Lábrea, Porto Velho
Sub-basin area
981,4km²
Upstream area
13 093,9km²
Discharge
292,99m³/s
Mean elev.
155m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Abuná1863 km²
- Bassin de Arroyo Trahua385 km²
5 dept-equivalent regions (GADM L2)
- 534.3 km²54.7% of basin
- 218.1 km²22.3% of basin
- 186.8 km²19.1% of basin
- 33.8 km²3.5% of basin
- 2.8 km²0.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
263 distinct species · 610 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 Río Abuná : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 17 interactions GloBI sur 4 types (connectance 11.1%, filtre Serrano α=0.2). 5 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
1 862mm
Moisture idx (CMI)
0,06
Runoff
785mm/an
PET
1 758mm
AET
1 336mm
Mean slope
1,5°
Water table
61cm
Forest
86%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)