HydroBASINS lev08 watershed · #7080820870
Bassin · #7080820870
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 5 administrative regions : Armadillo de los Infante, Cerro de San Pedro, San Nicolás Tolentino, Villa Hidalgo, Zaragoza
Sub-basin area
663,8km²
Upstream area
663,8km²
Discharge
0,16m³/s
Mean elev.
1 746m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- Armadillo de los InfanteSan Luis Potosí · México405.4 km²61.2% of basin
- San Nicolás TolentinoSan Luis Potosí · México232.9 km²35.2% of basin
- ZaragozaSan Luis Potosí · México18.1 km²2.7% of basin
- Cerro de San PedroSan Luis Potosí · México5.5 km²0.8% of basin
- Villa HidalgoSan Luis Potosí · México0.2 km²0.0% of basin
1 intersecting protected areas
Sierra de Álvarez
IUCN VIFlora and Fauna Protection Area
47.76 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 138 distinct species · 3 303 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 55 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 · #7080820870 : 42 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 127 interactions GloBI sur 5 types (connectance 8.6%, filtre Serrano α=0.2). 13 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°
18,7°C
Annual rain
518mm
Moisture idx (CMI)
-0,70
Runoff
17mm/an
PET
1 725mm
AET
437mm
Mean slope
8,4°
Water table
652cm
Forest
64%
Crops
4%
Urban
0%
Protected
7%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)