HydroBASINS lev08 watershed · #6080359330
Bassin de Riacho Salgado
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 : Bom Jesus, Ielmo Marinho, Macaíba, Santa Maria, São Gonçalo do Amarante +1
Sub-basin area
247,9km²
Upstream area
2 667,4km²
Discharge
3,9m³/s
Mean elev.
81m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Potengi993 km²
- Bassin de Riacho Salgado507 km²
6 dept-equivalent regions (GADM L2)
- 114.5 km²46.4% of basin
- 90.6 km²36.7% of basin
- 30.2 km²12.2% of basin
- 9.2 km²3.7% of basin
- Bom Jesus2.4 km²1.0% of basin
- 0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
29 distinct species · 38 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 7 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 Salgado : 7 espèces reliées par 4 interactions GloBI sur 1 type (connectance 19.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
25,4°C
Annual rain
812mm
Moisture idx (CMI)
-0,50
Runoff
249mm/an
PET
1 634mm
AET
687mm
Mean slope
1,6°
Water table
158cm
Forest
0%
Crops
17%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)