HydroBASINS lev08 watershed · #7080002520
Bassin de Estero La Manzanilla
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 2 administrative regions : Pasaquina, San Alejo
Sub-basin area
14,3km²
Upstream area
2 759,4km²
Discharge
33,33m³/s
Mean elev.
14m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Río Amatillo o Sirama321 km²
- Bassin de Río Goascorán199 km²
2 dept-equivalent regions (GADM L2)
- San AlejoLa Unión · El Salvador8.5 km²59.9% of basin
- PasaquinaLa Unión · El Salvador4.7 km²33.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
178 distinct species · 7 447 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 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 Estero La Manzanilla : 19 espèces + 5 bulles famille, 18 interactions GloBI documentées sur 2 types (connectance 6.5%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
27,5°C
Annual rain
1 658mm
Moisture idx (CMI)
-0,12
Runoff
635mm/an
PET
1 888mm
AET
1 145mm
Mean slope
1,7°
Water table
64cm
Forest
99%
Crops
29%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)