HydroBASINS lev08 watershed · #6080171680
Bassin de Quebrada Negra
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 : Isnos, Pitalito
Sub-basin area
156,6km²
Upstream area
2 464km²
Discharge
84,68m³/s
Mean elev.
1 579m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Guarapas705 km²
- Bassin de Quebrada La Chorrera162 km²
2 dept-equivalent regions (GADM L2)
- 92.6 km²59.4% of basin
- 63.4 km²40.6% of basin
2 intersecting protected areas
Cuenca Hidrográfica del Río Guarapas
IUCN Not ApplicableWatershed
1.37 km² overlap
La Muralla
IUCN VICivil Society Nature Reserve
0.24 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
324 distinct species · 2 745 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 22 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 Quebrada Negra : 20 espèces reliées par 18 interactions GloBI sur 3 types (connectance 7.8%, filtre Serrano α=0.2). 2 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°
19,1°C
Annual rain
1 611mm
Moisture idx (CMI)
0,08
Runoff
1 173mm/an
PET
1 467mm
AET
1 310mm
Mean slope
10,7°
Water table
351cm
Forest
1%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)