HydroBASINS lev08 watershed · #7080874950
Bassin de Río El Desagüe
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 3 administrative regions : Masahuat, Metapán, Texistepeque
Sub-basin area
28,2km²
Upstream area
2 787,1km²
Discharge
50,46m³/s
Mean elev.
486m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 3 basins
- Bassin de Río Guajoyo206 km²
- Bassin de Río Atescatempa142 km²
- Bassin de Río El Desagüe24 km²
3 dept-equivalent regions (GADM L2)
- MetapánSanta Ana · El Salvador24.9 km²88.7% of basin
- MasahuatSanta Ana · El Salvador1.7 km²5.9% of basin
- TexistepequeSanta Ana · El Salvador1.5 km²5.4% of basin
2 intersecting protected areas
Trifinio-Fraternidad
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
28.09 km² overlap
Complejo Güija
IUCN Not ReportedWetland of International Importance (Ramsar Site)
0.44 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
80 distinct species · 120 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 21 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 El Desagüe : 19 espèces + 2 bulles famille, 16 interactions GloBI documentées sur 4 types (connectance 7.6%, filtre Serrano α=0.2). Les 2 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°
24,3°C
Annual rain
1 499mm
Moisture idx (CMI)
-0,15
Runoff
696mm/an
PET
1 760mm
AET
1 097mm
Mean slope
7,1°
Water table
306cm
Forest
8%
Crops
79%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)