HydroBASINS lev08 watershed · #6080042170
Bassin de Arroyo Venado
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 : Adolfo Alsina, Guaminí, Saavedra
Sub-basin area
1 065,8km²
Upstream area
1 065,8km²
Discharge
2,98m³/s
Mean elev.
146m
Administrative coverage
3 dept-equivalent regions (GADM L2)
- 685.0 km²64.2% of basin
- 293.7 km²27.5% of basin
- 87.6 km²8.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
126 distinct species · 558 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Arroyo Venado : 19 espèces reliées par 35 interactions GloBI sur 3 types (connectance 9.3%, 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°
15,0°C
Annual rain
748mm
Moisture idx (CMI)
-0,44
Runoff
100mm/an
PET
1 343mm
AET
635mm
Mean slope
0,2°
Water table
29cm
Forest
0%
Crops
54%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)