HydroBASINS lev08 watershed · #6080876260
Bassin de Rio Queguay 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 3 administrative regions across 2 countries : Colón, Lorenzo Geyres, Quebracho
Sub-basin area
104,4km²
Upstream area
261 154,4km²
Discharge
6 303,56m³/s
Mean elev.
18m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroyo Pospos890 km²
- Bassin de Rio Queguay Grande187 km²
3 dept-equivalent regions (GADM L2)
- Colón60.7 km²58.2% of basin
- 43.4 km²41.6% of basin
- 0.2 km²0.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
481 distinct species · 7 700 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Rio Queguay Grande : 29 espèces reliées par 36 interactions GloBI sur 5 types (connectance 6.1%, filtre Serrano α=0.2). 6 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°
18,4°C
Annual rain
1 171mm
Moisture idx (CMI)
-0,18
Runoff
467mm/an
PET
1 433mm
AET
992mm
Mean slope
0,8°
Water table
97cm
Forest
15%
Crops
13%
Urban
9%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)