HydroBASINS lev08 watershed · #6080012620
Bassin de Rio Almada
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 1 administrative regions : Ilhéus
Sub-basin area
84,7km²
Upstream area
84,7km²
Discharge
1,22m³/s
Mean elev.
52m
Administrative coverage
2 intersecting protected areas
Environmental Protection Area
67.33 km² overlap
Park
2.43 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
171 distinct species · 436 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 Almada : 21 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 3 types (connectance 9.8%, 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°
24,5°C
Annual rain
1 841mm
Moisture idx (CMI)
0,30
Runoff
463mm/an
PET
1 280mm
AET
1 264mm
Mean slope
4,0°
Water table
205cm
Forest
81%
Crops
0%
Urban
18%
Protected
80%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)