HydroBASINS lev08 watershed · #7080834340
Bassin de Río Lerma
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 : Abasolo, Angamacutiro, José Sixto Verduzco, Pénjamo
Sub-basin area
120km²
Upstream area
32 008,2km²
Discharge
60,05m³/s
Mean elev.
1 765m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Pénjamo1593 km²
- Bassin de Río Lerma982 km²
4 dept-equivalent regions (GADM L2)
- 73.6 km²61.5% of basin
- 35.1 km²29.3% of basin
- 9.2 km²7.7% of basin
- 1.8 km²1.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
103 distinct species · 208 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 Lerma : 28 espèces reliées par 42 interactions GloBI sur 3 types (connectance 7.5%, filtre Serrano α=0.2). 6 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°
20,0°C
Annual rain
741mm
Moisture idx (CMI)
-0,58
Runoff
48mm/an
PET
1 771mm
AET
626mm
Mean slope
4,5°
Water table
384cm
Forest
97%
Crops
61%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)