HydroBASINS lev08 watershed · #6080886960
Bassin de Río Paraná Pavón
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 4 administrative regions : Constitución, Gualeguay, Rosario, Victoria
Sub-basin area
708,7km²
Upstream area
2 535 842,5km²
Discharge
17 831,58m³/s
Mean elev.
5m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroyo Pavón2611 km²
- Bassin de Arroyo Frías914 km²
4 dept-equivalent regions (GADM L2)
- 364.5 km²51.4% of basin
- 331.3 km²46.8% of basin
- 12.6 km²1.8% of basin
- 0.1 km²0.0% of basin
1 intersecting protected areas
Islas de Victoria
IUCN VIMultiple Use Nature Reserve
370.77 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
157 distinct species · 417 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Paraná Pavón : 41 espèces reliées par 39 interactions GloBI sur 4 types (connectance 3.9%, filtre Serrano α=0.2). 4 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°
17,3°C
Annual rain
939mm
Moisture idx (CMI)
-0,32
Runoff
216mm/an
PET
1 389mm
AET
796mm
Mean slope
0,1°
Water table
6cm
Forest
6%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)