HydroBASINS lev08 watershed · #6080852650
Bassin de Arroio do Salso
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 : Lavras do Sul, Santa Margarida do Sul, São Gabriel, Vila Nova do Sul
Sub-basin area
662,9km²
Upstream area
662,9km²
Discharge
17,3m³/s
Mean elev.
212m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 403.9 km²61.0% of basin
- 252.9 km²38.2% of basin
- 5.1 km²0.8% of basin
- 0.4 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
257 distinct species · 2 489 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 do Salso : 27 espèces reliées par 32 interactions GloBI sur 3 types (connectance 6.5%, filtre Serrano α=0.2). 5 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°
18,5°C
Annual rain
1 477mm
Moisture idx (CMI)
0,09
Runoff
811mm/an
PET
1 348mm
AET
1 106mm
Mean slope
3,5°
Water table
172cm
Forest
4%
Crops
7%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)