HydroBASINS lev08 watershed · #6080472370
Bassin de Riacho do Cajueiro
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 : Canindé de São Francisco, Piranhas, Poço Redondo, Pão de Açúcar
Sub-basin area
20,5km²
Upstream area
614 713,3km²
Discharge
2 515,19m³/s
Mean elev.
158m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Capiá2387 km²
- Bassin de Rio São Francisco533 km²
4 dept-equivalent regions (GADM L2)
- 18.5 km²90.2% of basin
- 1.7 km²8.4% of basin
- 0.2 km²1.0% of basin
- 0.1 km²0.3% of basin
1 intersecting protected areas
Natural Monument
3.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
185 distinct species · 377 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 Riacho do Cajueiro : 26 espèces reliées par 32 interactions GloBI sur 4 types (connectance 6.9%, 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°
25,2°C
Annual rain
549mm
Moisture idx (CMI)
-0,65
Runoff
134mm/an
PET
1 563mm
AET
465mm
Mean slope
4,2°
Water table
409cm
Forest
4%
Crops
15%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)