HydroBASINS lev08 watershed · #6080074400
Bassin de Río Orinoco
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 3 administrative regions : Independencia, Libertador, Sotillo
Sub-basin area
271km²
Upstream area
922 978,7km²
Discharge
36 619,05m³/s
Mean elev.
46m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Caroní2356 km²
- Bassin de Río Caroní26 km²
3 dept-equivalent regions (GADM L2)
- 168.5 km²62.5% of basin
- 85.9 km²31.8% of basin
- Independencia15.4 km²5.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
275 distinct species · 10 215 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Orinoco : 28 espèces reliées par 38 interactions GloBI sur 2 types (connectance 5.7%, filtre Serrano α=0.2). 9 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°
26,5°C
Annual rain
989mm
Moisture idx (CMI)
-0,42
Runoff
156mm/an
PET
1 708mm
AET
836mm
Mean slope
0,8°
Water table
147cm
Forest
23%
Crops
0%
Urban
9%
Protected
96%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)