HydroBASINS lev08 watershed · #6080466150
Bassin de Rio São Francisco
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 6 administrative regions : Campo Formoso, Casa Nova, Juazeiro, Petrolina, Sento Sé +1
Sub-basin area
2 161,1km²
Upstream area
502 501,6km²
Discharge
2 599,31m³/s
Mean elev.
468m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Riacho do Mocó865 km²
- Bassin de Baixa do Caldeirão815 km²
6 dept-equivalent regions (GADM L2)
- 1324.0 km²61.5% of basin
- 362.0 km²16.8% of basin
- 161.8 km²7.5% of basin
- 148.9 km²6.9% of basin
- 135.7 km²6.3% of basin
- 19.8 km²0.9% of basin
3 intersecting protected areas
Environmental Protection Area
624.54 km² overlap
Park
244.53 km² overlap
Environmental Protection Area
53.88 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
814 distinct species · 2 613 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 São Francisco : 29 espèces reliées par 22 interactions GloBI sur 4 types (connectance 4.7%, filtre Serrano α=0.2). 2 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°
24,6°C
Annual rain
441mm
Moisture idx (CMI)
-0,77
Runoff
32mm/an
PET
1 888mm
AET
370mm
Mean slope
2,7°
Water table
193cm
Forest
14%
Crops
2%
Urban
0%
Protected
29%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)