HydroBASINS lev08 watershed · #6080063290
Bassin de Río Negro
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 across 2 countries : Agustín Codazzi, Machiques de Perijá
Sub-basin area
1 512,7km²
Upstream area
1 512,7km²
Discharge
15,34m³/s
Mean elev.
586m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1506.3 km²100.0% of basin
- 0.2 km²0.0% of basin
5 intersecting protected areas
Lago de Maracaibo
IUCN VICritical Area with Treatment Priority (ACPT)
1422.50 km² overlap
Perijá
IUCN IINational Park (PN)
237.58 km² overlap
Santa Rosa
IUCN VForest Area Under Protection (ABBP)
196.05 km² overlap
Protective Zone (ZP)
125.69 km² overlap
Serranía del Perijá
IUCN IIRegional Natural Parks
0.22 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
698 distinct species · 11 299 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 Negro : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 11.8%, filtre Serrano α=0.2). 3 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°
24,4°C
Annual rain
1 864mm
Moisture idx (CMI)
0,09
Runoff
359mm/an
PET
1 667mm
AET
1 341mm
Mean slope
8,4°
Water table
299cm
Forest
15%
Crops
3%
Urban
0%
Protected
36%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)