HydroBASINS lev08 watershed · #7080829830
Bassin de Río Grande de Santiago
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 : Guadalajara, Ixtlahuacán del Río, San Pedro Tlaquepaque, Tonalá, Zapotlanejo
Sub-basin area
173,1km²
Upstream area
48 775,5km²
Discharge
113,69m³/s
Mean elev.
1 514m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
5 dept-equivalent regions (GADM L2)
- 88.2 km²51.1% of basin
- 47.5 km²27.5% of basin
- 31.2 km²18.1% of basin
- 5.7 km²3.3% of basin
- 0.0 km²0.0% of basin
1 intersecting protected areas
Barranca Oblatos-Huentitán
IUCN Not ReportedEcological Conservation
0.35 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 506 distinct species · 18 990 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 de Santiago : 23 espèces reliées par 63 interactions GloBI sur 4 types (connectance 10.6%, filtre Serrano α=0.2). 12 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°
19,9°C
Annual rain
914mm
Moisture idx (CMI)
-0,49
Runoff
178mm/an
PET
1 776mm
AET
772mm
Mean slope
6,1°
Water table
532cm
Forest
30%
Crops
20%
Urban
55%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)