HydroBASINS lev08 watershed · #6080956730
Bassin de Río Chico
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 : Escalante, Florentino Ameghino, Mártires
Sub-basin area
2 086,4km²
Upstream area
46 435,9km²
Discharge
172,03m³/s
Mean elev.
320m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Chico1539 km²
- Bassin de Río Chico266 km²
3 dept-equivalent regions (GADM L2)
- 1118.7 km²53.5% of basin
- 616.6 km²29.5% of basin
- 355.6 km²17.0% of basin
1 intersecting protected areas
Patagonia Azul
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
9.97 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
33 distinct species · 57 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 Chico : 10 espèces reliées par 7 interactions GloBI sur 2 types (connectance 15.6%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
11,6°C
Annual rain
184mm
Moisture idx (CMI)
-0,82
Runoff
40mm/an
PET
1 005mm
AET
169mm
Mean slope
1,9°
Water table
493cm
Forest
1%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)