HydroBASINS lev08 watershed · #6080011640
Bassin de Riacho da Barra
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 7 administrative regions : Coqueiro Seco, Maceió, Marechal Deodoro, Pilar, Rio Largo +2
Sub-basin area
93,9km²
Upstream area
94km²
Discharge
2,35m³/s
Mean elev.
74m
Administrative coverage
7 dept-equivalent regions (GADM L2)
- 25.9 km²27.7% of basin
- 20.0 km²21.4% of basin
- 17.8 km²19.0% of basin
- 12.9 km²13.8% of basin
- 9.6 km²10.3% of basin
- 5.4 km²5.8% of basin
- 0.1 km²0.1% of basin
1 intersecting protected areas
Environmental Protection Area
28.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
273 distinct species · 519 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 da Barra : 20 espèces reliées par 42 interactions GloBI sur 5 types (connectance 10.3%, filtre Serrano α=0.2). 9 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
1 722mm
Moisture idx (CMI)
0,21
Runoff
764mm/an
PET
1 355mm
AET
1 015mm
Mean slope
2,0°
Water table
293cm
Forest
18%
Crops
56%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)