HydroBASINS lev08 watershed · #7080855390
Bassin de Río Grande
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 2 administrative regions : San Juan Bautista Cuicatlán, Valerio Trujano
Sub-basin area
0,8km²
Upstream area
3 842,4km²
Discharge
85,32m³/s
Mean elev.
616m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río San Antonio913 km²
- Bassin de Río Grande64 km²
2 dept-equivalent regions (GADM L2)
- 0.5 km²64.0% of basin
- 0.3 km²36.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
960 distinct species · 3 764 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Grande : 30 espèces reliées par 59 interactions GloBI sur 5 types (connectance 6.5%, 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°
25,0°C
Annual rain
498mm
Moisture idx (CMI)
-0,73
Runoff
813mm/an
PET
1 871mm
AET
416mm
Mean slope
3,2°
Water table
42cm
Forest
75%
Crops
6%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)