HydroBASINS lev08 watershed · #7080878080
Bassin de Río Goascorán
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 across 2 countries : Alianza, Goascorán, Pasaquina, San Alejo
Sub-basin area
198,5km²
Upstream area
2 424,6km²
Discharge
27,7m³/s
Mean elev.
43m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Pasaquina356 km²
- Bassin de Río Goascorán87 km²
4 dept-equivalent regions (GADM L2)
- PasaquinaLa Unión · El Salvador87.9 km²44.5% of basin
- 70.3 km²35.6% of basin
- 37.1 km²18.8% of basin
- San AlejoLa Unión · El Salvador1.9 km²1.0% of basin
2 intersecting protected areas
Bahía de Chismuyo
IUCN IVHabitat/Species Management Area
3.26 km² overlap
Sistema de Humedales de la Zona Sur de Honduras
IUCN Not ReportedWetland of International Importance (Ramsar Site)
3.26 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
189 distinct species · 1 517 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Río Goascorán : 33 espèces + 1 bulle famille, 22 interactions GloBI documentées sur 4 types (connectance 3.9%, filtre Serrano α=0.2). Les 1 bulle regroupe 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°
27,6°C
Annual rain
1 637mm
Moisture idx (CMI)
-0,14
Runoff
602mm/an
PET
1 908mm
AET
1 154mm
Mean slope
3,3°
Water table
170cm
Forest
40%
Crops
29%
Urban
0%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)