HydroBASINS lev08 watershed · #7080780610
Bassin de Río Los Álamos
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 : Múzquiz, Sabinas, San Juan de Sabinas, Zaragoza
Sub-basin area
1 539,3km²
Upstream area
6 838km²
Discharge
1,81m³/s
Mean elev.
545m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroyo El Mulato645 km²
- Bassin de Río Los Álamos367 km²
4 dept-equivalent regions (GADM L2)
- 715.0 km²46.5% of basin
- 600.2 km²39.0% of basin
- 155.8 km²10.1% of basin
- 66.1 km²4.3% of basin
2 intersecting protected areas
C.A.D.N.R. 004 Don Martín
IUCN VINatural Resources Protection Area
724.47 km² overlap
Río Sabinas
IUCN Not ReportedWetland of International Importance (Ramsar Site)
659.89 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
331 distinct species · 835 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Los Álamos : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 101 interactions GloBI sur 4 types (connectance 9.8%, filtre Serrano α=0.2). 16 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°
21,5°C
Annual rain
497mm
Moisture idx (CMI)
-0,70
Runoff
17mm/an
PET
1 668mm
AET
420mm
Mean slope
2,2°
Water table
470cm
Forest
54%
Crops
4%
Urban
1%
Protected
47%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)