HydroBASINS lev08 watershed · #6080886180
Bassin de Arroio Passo Fundo
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 across 2 countries : Lagoa Mirim, NA, Santa Vitória do Palmar
Sub-basin area
1 227,3km²
Upstream area
7 561,3km²
Discharge
142,14m³/s
Mean elev.
4m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroyo del Quebracho907 km²
- Bassin de Río San Luis240 km²
4 dept-equivalent regions (GADM L2)
- 619.2 km²50.5% of basin
- 370.8 km²30.2% of basin
- 220.3 km²18.0% of basin
- 16.6 km²1.4% of basin
2 intersecting protected areas
Bañados del Este y Franja Costera
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
675.52 km² overlap
Bañados del Este
IUCN Not ReportedWetland of International Importance (Ramsar Site)
416.80 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
117 distinct species · 338 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Arroio Passo Fundo : 32 espèces reliées par 33 interactions GloBI sur 3 types (connectance 4.7%, 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°
17,2°C
Annual rain
1 186mm
Moisture idx (CMI)
-0,02
Runoff
662mm/an
PET
1 214mm
AET
942mm
Mean slope
0,0°
Water table
2cm
Forest
29%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)