HydroBASINS lev08 watershed · #6080821350
Bassin de Rio da Várzea
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 8 administrative regions : Almirante Tamandaré do Sul, Barra Funda, Chapada, Nova Boa Vista, Novo Barreiro +3
Sub-basin area
758,1km²
Upstream area
2 273,9km²
Discharge
80,53m³/s
Mean elev.
487m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio da Varzea948 km²
- Bassin de Rio Turvo568 km²
8 dept-equivalent regions (GADM L2)
- 427.3 km²56.4% of basin
- 82.5 km²10.9% of basin
- 77.3 km²10.2% of basin
- 60.3 km²8.0% of basin
- 55.8 km²7.4% of basin
- Sarandi52.4 km²6.9% of basin
- 1.1 km²0.1% of basin
- 0.2 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
326 distinct species · 569 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 da Várzea : 22 espèces reliées par 29 interactions GloBI sur 5 types (connectance 7.1%, filtre Serrano α=0.2). 7 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°
19,3°C
Annual rain
1 771mm
Moisture idx (CMI)
0,21
Runoff
1 031mm/an
PET
1 400mm
AET
1 278mm
Mean slope
4,4°
Water table
196cm
Forest
8%
Crops
63%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)