HydroBASINS lev08 watershed · #7080002480
Bassin de Quebrada Nagarejo
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 6 administrative regions across 2 countries : Alianza, Goascorán, Langue, Nacaome, Pasaquina +1
Sub-basin area
396,3km²
Upstream area
396,3km²
Discharge
0,02m³/s
Mean elev.
40m
Administrative coverage
6 dept-equivalent regions (GADM L2)
- 179.1 km²45.4% of basin
- 128.1 km²32.4% of basin
- 40.5 km²10.3% of basin
- PasaquinaLa Unión · El Salvador24.0 km²6.1% of basin
- 6.2 km²1.6% of basin
- San AlejoLa Unión · El Salvador0.2 km²0.0% of basin
3 intersecting protected areas
Bahía de Chismuyo
IUCN IVHabitat/Species Management Area
144.66 km² overlap
Sistema de Humedales de la Zona Sur de Honduras
IUCN Not ReportedWetland of International Importance (Ramsar Site)
144.66 km² overlap
Marine National Park
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
344 distinct species · 10 702 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Quebrada Nagarejo : 26 espèces + 4 bulles famille, 21 interactions GloBI documentées sur 3 types (connectance 4.8%, filtre Serrano α=0.2). Les 4 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°
27,9°C
Annual rain
1 642mm
Moisture idx (CMI)
-0,15
Runoff
600mm/an
PET
1 924mm
AET
1 173mm
Mean slope
2,6°
Water table
113cm
Forest
56%
Crops
23%
Urban
0%
Protected
37%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)