HydroBASINS lev08 watershed · #6080777970
Bassin de Río Grande
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 6 administrative regions : Capital, Palpalá, Rosario de Lerma, San Antonio, San Pedro +1
Sub-basin area
1 423,7km²
Upstream area
7 334,1km²
Discharge
29,09m³/s
Mean elev.
2 133m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Grande1839 km²
- Bassin de Río León559 km²
6 dept-equivalent regions (GADM L2)
- 991.2 km²69.8% of basin
- 274.1 km²19.3% of basin
- 148.5 km²10.5% of basin
- 5.8 km²0.4% of basin
- 0.8 km²0.1% of basin
- 0.2 km²0.0% of basin
4 intersecting protected areas
Las Yungas
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
331.11 km² overlap
Serranias de Zapla
IUCN VIMultiple Use Municipal Ecological Reserve
200.25 km² overlap
Potrero de Yala
IUCN IIProvincial Park
45.46 km² overlap
Quebrada de Humahuaca
IUCN VProtected Landscape
4.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 378 distinct species · 128 453 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 Grande : 18 espèces reliées par 22 interactions GloBI sur 3 types (connectance 8.7%, 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°
13,7°C
Annual rain
573mm
Moisture idx (CMI)
-0,60
Runoff
173mm/an
PET
1 393mm
AET
486mm
Mean slope
14,1°
Water table
605cm
Forest
47%
Crops
2%
Urban
5%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)